mirror of
https://github.com/ClusterCockpit/cc-backend
synced 2026-04-01 21:47:31 +02:00
Jan Eitzinger
92c1b9bfc1
Entire-Session: 2c70f6a4-508e-4027-a3a2-d54b57a63307 Entire-Strategy: manual-commit Entire-Agent: Claude Code Ephemeral-branch: entire/c267501-e3b0c4
124 lines
346 KiB
JSON
124 lines
346 KiB
JSON
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{"parentUuid":"7ddd0ba9-bfe1-4335-a3a8-e74d07a23333","isSidechain":false,"promptId":"7bb65529-af18-480a-a3c7-b04687aca3d6","type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_0128Ch6MBhTKfXkJmQx3uX4B","type":"tool_result","content":" 1→# `cc-backend` version 1.5.3\n 2→\n 3→Supports job archive version 3 and database version 11.\n 4→\n 5→This is a bugfix release of `cc-backend`, the API backend and frontend\n 6→implementation of ClusterCockpit.\n 7→For release specific notes visit the [ClusterCockpit Documentation](https://clusterockpit.org/docs/release/).\n 8→If you are upgrading from v1.5.1 no database migration is required.\n 9→If you are upgrading from v1.5.0 you need to do another DB migration. This\n 10→should not take long. For optimal database performance after the migration it is\n 11→recommended to apply the new `optimize-db` flag, which runs the sqlite `ANALYZE`\n 12→and `VACUUM` commands. Depending on your database size (more then 40GB) the\n 13→`VACUUM` may take up to 2h. You can also run the `ANALYZE` command manually.\n 14→While we are confident that the memory issue with the metricstore cleanup move\n 15→policy is fixed, it is still recommended to use delete policy for cleanup.\n 16→This is also the default.\n 17→\n 18→## Changes in 1.5.2\n 19→\n 20→### Bug fixes\n 21→\n 22→- **Memory spike in parquet writer**: Fixed memory spikes when using the\n 23→ metricstore move (archive) policy with the parquet writer. The writer now\n 24→ processes data in a streaming fashion to avoid accumulating large allocations.\n 25→- **Top list query fixes**: Fixed top list queries in analysis and dashboard\n 26→ views.\n 27→- **Exclude down nodes from HealthCheck**: Down nodes are now excluded from\n 28→ health checks in both the REST and NATS handlers.\n 29→- **Node state priority order**: Node state determination now enforces a\n 30→ priority order. Exception: idle+down results in idle.\n 31→- **Blocking ReceiveNats call**: Fixed a blocking NATS receive call in the\n 32→ metricstore.\n 33→\n 34→### Database performance\n 35→\n 36→- **Reduced insert pressure**: Bulk insert operations (node state updates, user\n 37→ and job cache syncs) now use explicit transactions and deferred inserts,\n 38→ significantly reducing write contention on the SQLite database.\n 39→- **SyncJobs wrapped in transaction**: `SyncJobs` now runs inside a transaction\n 40→ for better consistency and reduced lock contention.\n 41→- **Configurable busy timeout**: New `busy-timeout` configuration option for the\n 42→ SQLite connection. This allows tuning how long the driver waits for a locked\n 43→ database before returning an error, which improves resilience under concurrent\n 44→ write load.\n 45→- **Increased default SQLite timeout**: The default SQLite connection timeout\n 46→ has been raised to reduce spurious timeout errors under load.\n 47→- **Optimized stats queries**: Improved sortby handling in stats queries, fixed\n 48→ cache key passing, and simplified a stats query condition that caused an\n 49→ expensive unnecessary subquery.\n 50→\n 51→### MetricStore performance\n 52→\n 53→- **Sharded WAL consumer**: The WAL consumer is now sharded for significantly\n 54→ higher write throughput.\n 55→- **NATS contention fix**: Fixed contention in the metricstore NATS ingestion\n 56→ path.\n 57→\n 58→### NATS API\n 59→\n 60→- **Nodestate health checks in NATS API**: The NATS node state handler now\n 61→ performs the same metric health checks as the REST API handler, including\n 62→ per-subcluster health checks and `MonitoringStateFailed` fallback for nodes\n 63→ without health data.\n 64→\n 65→### Logging improvements\n 66→\n 67→- **Better error context**: Several repository functions now include the calling\n 68→ function name in error messages for easier diagnosis.\n 69→- **Reduced log noise**: `ErrNoRows` (no results found) is no longer logged as\n 70→ an error in `scanRow`; common \"no rows\" paths are now silent.\n 71→- **Debug-level missing metrics**: Warning about missing metrics in the metric\n 72→ store has been downgraded to debug level to reduce log noise in normal\n 73→ operation.\n 74→- **Checkpoint archiving log**: Added an informational log message when the\n 75→ metricstore checkpoint archiving process runs.\n 76→- **Auth failure context**: Auth failure log messages now include more context\n 77→ information.\n 78→\n 79→### Behavior changes\n 80→\n 81→- **DB-based metricHealth**: Replaced heuristic-based metric health with\n 82→ DB-based metric health for the node view, providing more accurate health\n 83→ status information.\n 84→- **Removed minRunningFor filter remnants**: Cleaned up remaining `minRunningFor`\n 85→ references from the GraphQL schema and query builder.\n 86→\n 87→### Frontend\n 88→\n 89→- **Streamlined statsSeries**: Unified stats series calculation and rendering\n 90→ across plot components.\n 91→- **Clarified plot titles**: Improved titles in dashboard and health views.\n 92→- **Bumped frontend dependencies**: Updated frontend dependencies to latest\n 93→ versions.\n 94→\n 95→### Dependencies\n 96→\n 97→- **cc-lib upgraded**: Updated to latest cc-lib version.\n 98→\n 99→## Known issues\n 100→\n 101→- The new dynamic memory management is not bullet proof yet across restarts.\n 102→ Buffers that are kept outside the retention period may be lost across a\n 103→ restart. We will fix that in a subsequent patch release.\n 104→- To use the new log viewer (which is only working when starting cc-backend with\n 105→ systemd) in the admin interface the user under which the cc-backend process is\n 106→ running has to be allowed to execute the journalctl command.\n 107→- The user configuration keys for the ui have changed. Therefore old user\n 108→ configuration persisted in the database is not used anymore. It is recommended\n 109→ to configure the metrics shown in the ui-config section and remove all records\n 110→ in the table after the update.\n 111→- Currently energy footprint metrics of type energy are ignored for calculating\n 112→ total energy.\n 113→- With energy footprint metrics of type power the unit is ignored and it is\n 114→ assumed the metric has the unit Watt.\n 115→\n 116→## Changes in 1.5.1\n 117→\n 118→### Database\n 119→\n 120→- **New migration (version 11)**: Optimized database index count and added covering indexes for stats queries for significantly improved query performance\n 121→- **Migration 9 fix**: Removed redundant indices from migration 9 that are superseded by migration 11\n 122→- **Optional DB optimization flag**: Added `-optimize-db` CLI flag to run `ANALYZE` on demand; removed automatic ANALYZE on startup\n 123→- **Selective stats queries**: Stats queries are now selective, reducing unnecessary computation\n 124→- **User list paging**: Added paging support to the user list for better scalability\n 125→- **SQLite configuration hardening**: Sanitized SQLite configuration with new configurable options; fixes large heap allocations in the SQLite driver\n 126→- **Query cancellation**: Long-running database queries can now be cancelled\n 127→- **Resource leak fix**: Added missing `defer Close()` calls for all query result sets\n 128→\n 129→### Bug fixes\n 130→\n 131→- **Segfault when taggers misconfigured**: Fixed crash when `enable-job-taggers` is set but tagger rule directories are missing\n 132→- **GroupBy stats query complexity**: Reduced complexity for `groupBy` statistics queries\n 133→- **Ranged filter conditions**: Fixed GT and LT conditions in ranged filters\n 134→- **Energy filter preset**: Reduced energy filter preset to a more practical default\n 135→- **JSON validity check**: Fixed wrong field being checked for JSON validity\n 136→- **Tagger float rounding**: Fixed rounding of floats in tagger messages\n 137→- **Node view null safety**: Added null-safe checks in node view to prevent runtime errors\n 138→- **Public dashboard null safety**: Added null-safe checks in the public dashboard to prevent runtime errors\n 139→\n 140→### Frontend\n 141→\n 142→- **Bumped patch versions**: Updated frontend dependencies to latest patch versions\n 143→\n 144→### Documentation\n 145→\n 146→- **New DB config options**: Added new database configuration options to README\n 147→\n 148→---\n 149→\n 150→_The sections below document all features and changes introduced in the 1.5.0 major release, which 1.5.1 is based on._\n 151→\n 152→## Breaking changes\n 153→\n 154→### Configuration changes\n 155→\n 156→- **JSON attribute naming**: All JSON configuration attributes now use `kebab-case`\n 157→ style consistently (e.g., `api-allowed-ips` instead of `apiAllowedIPs`).\n 158→ Update your `config.json` accordingly.\n 159→- **Removed `disable-archive` option**: This obsolete configuration option has been removed.\n 160→- **Removed `clusters` config section**: The separate clusters configuration section\n 161→ has been removed. Cluster information is now derived from the job archive.\n 162→- **`apiAllowedIPs` is now optional**: If not specified, defaults to not\n 163→ restricted.\n 164→\n 165→### Architecture changes\n 166→\n 167→- **Web framework replaced**: Migrated from `gorilla/mux` to `chi` as the HTTP\n 168→ router. This should be transparent to users but affects how middleware and\n 169→ routes are composed. A proper 404 handler is now in place.\n 170→- **MetricStore moved**: The `metricstore` package has been moved from `internal/`\n 171→ to `pkg/` as it is now part of the public API.\n 172→- **MySQL/MariaDB support removed**: Only SQLite is now supported as the database backend.\n 173→- **Archive to Cleanup renaming**: Archive-related functions have been refactored\n 174→ and renamed to \"Cleanup\" for clarity.\n 175→- **`minRunningFor` filter removed**: This undocumented filter has been removed\n 176→ from the API and frontend.\n 177→\n 178→### Dependency changes\n 179→\n 180→- **cc-lib v2.8.0**: Switched to cc-lib version 2 with updated APIs\n 181→- **cclib NATS client**: Now using the cclib NATS client implementation\n 182→- Removed obsolete `util.Float` usage from cclib\n 183→\n 184→## Major new features\n 185→\n 186→### NATS API Integration\n 187→\n 188→- **Real-time job events**: Subscribe to job start/stop events via NATS\n 189→- **Node state updates**: Receive real-time node state changes via NATS\n 190→- **Configurable subjects**: NATS API subjects are now configurable via `api-subjects`\n 191→- **Deadlock fixes**: Improved NATS client stability and graceful shutdown\n 192→\n 193→### Public Dashboard\n 194→\n 195→- **Public-facing interface**: New public dashboard route for external users\n 196→- **DoubleMetricPlot component**: New visualization component for comparing metrics\n 197→- **Improved layout**: Reviewed and optimized dashboard layouts for better readability\n 198→\n 199→### Enhanced Node Management\n 200→\n 201→- **Node state tracking**: New node table in database with timestamp tracking\n 202→- **Node state filtering**: Filter jobs by node state in systems view\n 203→- **Node list enhancements**: Improved paging, filtering, and continuous scroll support\n 204→- **Nodestate retention and archiving**: Node state data is now subject to configurable\n 205→ retention policies and can be archived to Parquet format for long-term storage\n 206→- **Faulty node metric tracking**: Faulty node state metric lists are persisted to the database\n 207→\n 208→### Health Monitoring\n 209→\n 210→- **Health status dashboard**: New dedicated \"Health\" tab in the status details view\n 211→ showing per-node metric health across the cluster\n 212→- **CCMS health check**: Support for querying health status of external\n 213→ cc-metric-store (CCMS) instances via the API\n 214→- **GraphQL health endpoints**: New GraphQL queries and resolvers for health data\n 215→- **Cluster/subcluster filter**: Filter health status view by cluster or subcluster\n 216→\n 217→### Log Viewer\n 218→\n 219→- **Web-based log viewer**: New log viewer page in the admin interface for inspecting\n 220→ backend log output directly from the browser without shell access\n 221→- **Accessible from header**: Quick access link from the navigation header\n 222→\n 223→### MetricStore Improvements\n 224→\n 225→- **Memory tracking worker**: New worker for CCMS memory usage tracking\n 226→- **Dynamic retention**: Support for job specific dynamic retention times\n 227→- **Improved compression**: Transparent compression for job archive imports\n 228→- **Parallel processing**: Parallelized Iter function in all archive backends\n 229→\n 230→### Job Tagging System\n 231→\n 232→- **Job tagger option**: Enable automatic job tagging via configuration flag\n 233→- **Application detection**: Automatic detection of applications (MATLAB, GROMACS, etc.)\n 234→- **Job classification**: Automatic detection of pathological jobs\n 235→- **omit-tagged**: Option to exclude tagged jobs from retention/cleanup operations (`none`, `all`, or `user`)\n 236→- **Admin UI trigger**: Taggers can be run on-demand from the admin web interface\n 237→ without restarting the backend\n 238→\n 239→### Archive Backends\n 240→\n 241→- **Parquet archive format**: New Parquet file format for job archiving, providing\n 242→ columnar storage with efficient compression for analytical workloads\n 243→- **S3 backend**: Full support for S3-compatible object storage\n 244→- **SQLite backend**: Full support for SQLite backend using blobs\n 245→- **Performance improvements**: Fixed performance bugs in archive backends\n 246→- **Better error handling**: Improved error messages and fallback handling\n 247→- **Zstd compression**: Parquet writers use zstd compression for better\n 248→ compression ratios compared to the previous snappy default\n 249→- **Optimized sort order**: Job and nodestate Parquet files are sorted by\n 250→ cluster, subcluster, and start time for efficient range queries\n 251→\n 252→### Unified Archive Retention and Format Conversion\n 253→\n 254→- **Uniform retention policy**: Job archive retention now supports both JSON and\n 255→ Parquet as target formats under a single, consistent policy configuration\n 256→- **Archive manager tool**: The `tools/archive-manager` utility now supports\n 257→ format conversion between JSON and Parquet job archives\n 258→- **Parquet reader**: Full Parquet archive reader implementation for reading back\n 259→ archived job data\n 260→\n 261→## New features and improvements\n 262→\n 263→### Frontend\n 264→\n 265→- **Loading indicators**: Added loading indicators to status detail and job lists\n 266→- **Job info layout**: Reviewed and improved job info row layout\n 267→- **Metric selection**: Enhanced metric selection with drag-and-drop fixes\n 268→- **Filter presets**: Move list filter preset to URL for easy sharing\n 269→- **Job comparison**: Improved job comparison views and plots\n 270→- **Subcluster reactivity**: Job list now reacts to subcluster filter changes\n 271→- **Short jobs quick selection**: New \"Short jobs\" quick-filter button in job lists\n 272→ replaces the removed undocumented `minRunningFor` filter\n 273→- **Row plot cursor sync**: Cursor position is now synchronized across all metric\n 274→ plots in a job list row for easier cross-metric comparison\n 275→- **Disabled metrics handling**: Improved handling and display of disabled metrics\n 276→ across job view, node view, and list rows\n 277→- **\"Not configured\" info cards**: Informational cards shown when optional features\n 278→ are not yet configured\n 279→- **Frontend dependencies**: Bumped frontend dependencies to latest versions\n 280→- **Svelte 5 compatibility**: Fixed Svelte state warnings and compatibility issues\n 281→\n 282→### Backend\n 283→\n 284→- **Progress bars**: Import function now shows progress during long operations\n 285→- **Better logging**: Improved logging with appropriate log levels throughout\n 286→- **Graceful shutdown**: Fixed shutdown timeout bugs and hanging issues\n 287→- **Configuration defaults**: Sensible defaults for most configuration options\n 288→- **Documentation**: Extensive documentation improvements across packages\n 289→- **Server flag in systemd unit**: Example systemd unit now includes the `-server` flag\n 290→\n 291→### Security\n 292→\n 293→- **LDAP security hardening**: Improved input validation, connection handling, and\n 294→ error reporting in the LDAP authenticator\n 295→- **OIDC security hardening**: Stricter token validation and improved error handling\n 296→ in the OIDC authenticator\n 297→- **Auth schema extensions**: Additional schema fields for improved auth configuration\n 298→\n 299→### API improvements\n 300→\n 301→- **Role-based metric visibility**: Metrics can now have role-based access control\n 302→- **Job exclusivity filter**: New filter for exclusive vs. shared jobs\n 303→- **Improved error messages**: Better error messages and documentation in REST API\n 304→- **GraphQL enhancements**: Improved GraphQL queries and resolvers\n 305→- **Stop job lookup order**: Reversed lookup order in stop job requests for\n 306→ more reliable job matching (cluster+jobId first, then jobId alone)\n 307→\n 308→### Performance\n 309→\n 310→- **Database indices**: Optimized SQLite indices for better query performance\n 311→- **Job cache**: Introduced caching table for faster job inserts\n 312→- **Parallel imports**: Archive imports now run in parallel where possible\n 313→- **External tool integration**: Optimized use of external tools (fd) for better performance\n 314→- **Node repository queries**: Reviewed and optimized node repository SQL queries\n 315→- **Buffer pool**: Resized and pooled internal buffers for better memory reuse\n 316→\n 317→### Developer experience\n 318→\n 319→- **AI agent guidelines**: Added documentation for AI coding agents (AGENTS.md, CLAUDE.md)\n 320→- **Example API payloads**: Added example JSON API payloads for testing\n 321→- **Unit tests**: Added more unit tests for NATS API, node repository, and other components\n 322→- **Test improvements**: Better test coverage; test DB is now copied before unit tests\n 323→ to avoid state pollution between test runs\n 324→- **Parquet writer tests**: Comprehensive tests for Parquet archive writing and conversion\n 325→\n 326→## Bug fixes\n 327→\n 328→- Fixed nodelist paging issues\n 329→- Fixed metric select drag and drop functionality\n 330→- Fixed render race conditions in nodeList\n 331→- Fixed tag count grouping including type\n 332→- Fixed wrong metricstore schema (missing comma)\n 333→- Fixed configuration issues causing shutdown hangs\n 334→- Fixed deadlock when NATS is not configured\n 335→- Fixed archive backend performance bugs\n 336→- Fixed continuous scroll buildup on refresh\n 337→- Improved footprint calculation logic\n 338→- Fixed polar plot data query decoupling\n 339→- Fixed missing resolution parameter handling\n 340→- Fixed node table initialization fallback\n 341→- Fixed reactivity key placement in nodeList\n 342→- Fixed nodeList resolver data handling and increased nodestate filter cutoff\n 343→- Fixed job always being transferred to main job table before archiving\n 344→- Fixed AppTagger error handling and logging\n 345→- Fixed log endpoint formatting and correctness\n 346→- Fixed automatic refresh in metric status tab\n 347→- Fixed NULL value handling in `health_state` and `health_metrics` columns\n 348→- Fixed bugs related to `job_cache` IDs being used in the main job table\n 349→- Fixed SyncJobs bug causing start job hooks to be called with wrong (cache) IDs\n 350→- Fixed 404 handler route for sub-routers\n 351→\n 352→## Configuration changes\n 353→\n 354→### New configuration options\n 355→\n 356→```json\n 357→{\n 358→ \"main\": {\n 359→ \"enable-job-taggers\": true,\n 360→ \"resampling\": {\n 361→ \"minimum-points\": 600,\n 362→ \"trigger\": 180,\n 363→ \"resolutions\": [240, 60]\n 364→ },\n 365→ \"api-subjects\": {\n 366→ \"subject-job-event\": \"cc.job.event\",\n 367→ \"subject-node-state\": \"cc.node.state\"\n 368→ }\n 369→ },\n 370→ \"nats\": {\n 371→ \"address\": \"nats://0.0.0.0:4222\",\n 372→ \"username\": \"root\",\n 373→ \"password\": \"root\"\n 374→ },\n 375→ \"cron\": {\n 376→ \"commit-job-worker\": \"1m\",\n 377→ \"duration-worker\": \"5m\",\n 378→ \"footprint-worker\": \"10m\"\n 379→ },\n 380→ \"metric-store\": {\n 381→ \"cleanup\": {\n 382→ \"mode\": \"archive\",\n 383→ \"interval\": \"48h\",\n 384→ \"directory\": \"./var/archive\"\n 385→ }\n 386→ },\n 387→ \"archive\": {\n 388→ \"retention\": {\n 389→ \"policy\": \"delete\",\n 390→ \"age\": \"6months\",\n 391→ \"target-format\": \"parquet\"\n 392→ }\n 393→ },\n 394→ \"nodestate\": {\n 395→ \"retention\": {\n 396→ \"policy\": \"archive\",\n 397→ \"age\": \"30d\",\n 398→ \"archive-path\": \"./var/nodestate-archive\"\n 399→ }\n 400→ }\n 401→}\n 402→```\n 403→\n 404→## Migration notes\n 405→\n 406→- Review and update your `config.json` to use kebab-case attribute names\n 407→- If using NATS, configure the new `nats` and `api-subjects` sections\n 408→- If using S3 archive backend, configure the new `archive` section options\n 409→- Test the new public dashboard at `/public` route\n 410→- Review cron worker configuration if you need different frequencies\n 411→- If using the archive retention feature, configure the `target-format` option\n 412→ to choose between `json` (default) and `parquet` output formats\n 413→- Consider enabling nodestate retention if you track node states over time\n 414→"}]},"uuid":"0ae2f14b-abca-48ca-bf07-b30464b414d0","timestamp":"2026-03-25T06:10:17.779Z","toolUseResult":{"type":"text","file":{"filePath":"/Users/jan/prg/ClusterCockpit/cc-backend/ReleaseNotes.md","content":"# `cc-backend` version 1.5.3\n\nSupports job archive version 3 and database version 11.\n\nThis is a bugfix release of `cc-backend`, the API backend and frontend\nimplementation of ClusterCockpit.\nFor release specific notes visit the [ClusterCockpit Documentation](https://clusterockpit.org/docs/release/).\nIf you are upgrading from v1.5.1 no database migration is required.\nIf you are upgrading from v1.5.0 you need to do another DB migration. This\nshould not take long. For optimal database performance after the migration it is\nrecommended to apply the new `optimize-db` flag, which runs the sqlite `ANALYZE`\nand `VACUUM` commands. Depending on your database size (more then 40GB) the\n`VACUUM` may take up to 2h. You can also run the `ANALYZE` command manually.\nWhile we are confident that the memory issue with the metricstore cleanup move\npolicy is fixed, it is still recommended to use delete policy for cleanup.\nThis is also the default.\n\n## Changes in 1.5.2\n\n### Bug fixes\n\n- **Memory spike in parquet writer**: Fixed memory spikes when using the\n metricstore move (archive) policy with the parquet writer. The writer now\n processes data in a streaming fashion to avoid accumulating large allocations.\n- **Top list query fixes**: Fixed top list queries in analysis and dashboard\n views.\n- **Exclude down nodes from HealthCheck**: Down nodes are now excluded from\n health checks in both the REST and NATS handlers.\n- **Node state priority order**: Node state determination now enforces a\n priority order. Exception: idle+down results in idle.\n- **Blocking ReceiveNats call**: Fixed a blocking NATS receive call in the\n metricstore.\n\n### Database performance\n\n- **Reduced insert pressure**: Bulk insert operations (node state updates, user\n and job cache syncs) now use explicit transactions and deferred inserts,\n significantly reducing write contention on the SQLite database.\n- **SyncJobs wrapped in transaction**: `SyncJobs` now runs inside a transaction\n for better consistency and reduced lock contention.\n- **Configurable busy timeout**: New `busy-timeout` configuration option for the\n SQLite connection. This allows tuning how long the driver waits for a locked\n database before returning an error, which improves resilience under concurrent\n write load.\n- **Increased default SQLite timeout**: The default SQLite connection timeout\n has been raised to reduce spurious timeout errors under load.\n- **Optimized stats queries**: Improved sortby handling in stats queries, fixed\n cache key passing, and simplified a stats query condition that caused an\n expensive unnecessary subquery.\n\n### MetricStore performance\n\n- **Sharded WAL consumer**: The WAL consumer is now sharded for significantly\n higher write throughput.\n- **NATS contention fix**: Fixed contention in the metricstore NATS ingestion\n path.\n\n### NATS API\n\n- **Nodestate health checks in NATS API**: The NATS node state handler now\n performs the same metric health checks as the REST API handler, including\n per-subcluster health checks and `MonitoringStateFailed` fallback for nodes\n without health data.\n\n### Logging improvements\n\n- **Better error context**: Several repository functions now include the calling\n function name in error messages for easier diagnosis.\n- **Reduced log noise**: `ErrNoRows` (no results found) is no longer logged as\n an error in `scanRow`; common \"no rows\" paths are now silent.\n- **Debug-level missing metrics**: Warning about missing metrics in the metric\n store has been downgraded to debug level to reduce log noise in normal\n operation.\n- **Checkpoint archiving log**: Added an informational log message when the\n metricstore checkpoint archiving process runs.\n- **Auth failure context**: Auth failure log messages now include more context\n information.\n\n### Behavior changes\n\n- **DB-based metricHealth**: Replaced heuristic-based metric health with\n DB-based metric health for the node view, providing more accurate health\n status information.\n- **Removed minRunningFor filter remnants**: Cleaned up remaining `minRunningFor`\n references from the GraphQL schema and query builder.\n\n### Frontend\n\n- **Streamlined statsSeries**: Unified stats series calculation and rendering\n across plot components.\n- **Clarified plot titles**: Improved titles in dashboard and health views.\n- **Bumped frontend dependencies**: Updated frontend dependencies to latest\n versions.\n\n### Dependencies\n\n- **cc-lib upgraded**: Updated to latest cc-lib version.\n\n## Known issues\n\n- The new dynamic memory management is not bullet proof yet across restarts.\n Buffers that are kept outside the retention period may be lost across a\n restart. We will fix that in a subsequent patch release.\n- To use the new log viewer (which is only working when starting cc-backend with\n systemd) in the admin interface the user under which the cc-backend process is\n running has to be allowed to execute the journalctl command.\n- The user configuration keys for the ui have changed. Therefore old user\n configuration persisted in the database is not used anymore. It is recommended\n to configure the metrics shown in the ui-config section and remove all records\n in the table after the update.\n- Currently energy footprint metrics of type energy are ignored for calculating\n total energy.\n- With energy footprint metrics of type power the unit is ignored and it is\n assumed the metric has the unit Watt.\n\n## Changes in 1.5.1\n\n### Database\n\n- **New migration (version 11)**: Optimized database index count and added covering indexes for stats queries for significantly improved query performance\n- **Migration 9 fix**: Removed redundant indices from migration 9 that are superseded by migration 11\n- **Optional DB optimization flag**: Added `-optimize-db` CLI flag to run `ANALYZE` on demand; removed automatic ANALYZE on startup\n- **Selective stats queries**: Stats queries are now selective, reducing unnecessary computation\n- **User list paging**: Added paging support to the user list for better scalability\n- **SQLite configuration hardening**: Sanitized SQLite configuration with new configurable options; fixes large heap allocations in the SQLite driver\n- **Query cancellation**: Long-running database queries can now be cancelled\n- **Resource leak fix**: Added missing `defer Close()` calls for all query result sets\n\n### Bug fixes\n\n- **Segfault when taggers misconfigured**: Fixed crash when `enable-job-taggers` is set but tagger rule directories are missing\n- **GroupBy stats query complexity**: Reduced complexity for `groupBy` statistics queries\n- **Ranged filter conditions**: Fixed GT and LT conditions in ranged filters\n- **Energy filter preset**: Reduced energy filter preset to a more practical default\n- **JSON validity check**: Fixed wrong field being checked for JSON validity\n- **Tagger float rounding**: Fixed rounding of floats in tagger messages\n- **Node view null safety**: Added null-safe checks in node view to prevent runtime errors\n- **Public dashboard null safety**: Added null-safe checks in the public dashboard to prevent runtime errors\n\n### Frontend\n\n- **Bumped patch versions**: Updated frontend dependencies to latest patch versions\n\n### Documentation\n\n- **New DB config options**: Added new database configuration options to README\n\n---\n\n_The sections below document all features and changes introduced in the 1.5.0 major release, which 1.5.1 is based on._\n\n## Breaking changes\n\n### Configuration changes\n\n- **JSON attribute naming**: All JSON configuration attributes now use `kebab-case`\n style consistently (e.g., `api-allowed-ips` instead of `apiAllowedIPs`).\n Update your `config.json` accordingly.\n- **Removed `disable-archive` option**: This obsolete configuration option has been removed.\n- **Removed `clusters` config section**: The separate clusters configuration section\n has been removed. Cluster information is now derived from the job archive.\n- **`apiAllowedIPs` is now optional**: If not specified, defaults to not\n restricted.\n\n### Architecture changes\n\n- **Web framework replaced**: Migrated from `gorilla/mux` to `chi` as the HTTP\n router. This should be transparent to users but affects how middleware and\n routes are composed. A proper 404 handler is now in place.\n- **MetricStore moved**: The `metricstore` package has been moved from `internal/`\n to `pkg/` as it is now part of the public API.\n- **MySQL/MariaDB support removed**: Only SQLite is now supported as the database backend.\n- **Archive to Cleanup renaming**: Archive-related functions have been refactored\n and renamed to \"Cleanup\" for clarity.\n- **`minRunningFor` filter removed**: This undocumented filter has been removed\n from the API and frontend.\n\n### Dependency changes\n\n- **cc-lib v2.8.0**: Switched to cc-lib version 2 with updated APIs\n- **cclib NATS client**: Now using the cclib NATS client implementation\n- Removed obsolete `util.Float` usage from cclib\n\n## Major new features\n\n### NATS API Integration\n\n- **Real-time job events**: Subscribe to job start/stop events via NATS\n- **Node state updates**: Receive real-time node state changes via NATS\n- **Configurable subjects**: NATS API subjects are now configurable via `api-subjects`\n- **Deadlock fixes**: Improved NATS client stability and graceful shutdown\n\n### Public Dashboard\n\n- **Public-facing interface**: New public dashboard route for external users\n- **DoubleMetricPlot component**: New visualization component for comparing metrics\n- **Improved layout**: Reviewed and optimized dashboard layouts for better readability\n\n### Enhanced Node Management\n\n- **Node state tracking**: New node table in database with timestamp tracking\n- **Node state filtering**: Filter jobs by node state in systems view\n- **Node list enhancements**: Improved paging, filtering, and continuous scroll support\n- **Nodestate retention and archiving**: Node state data is now subject to configurable\n retention policies and can be archived to Parquet format for long-term storage\n- **Faulty node metric tracking**: Faulty node state metric lists are persisted to the database\n\n### Health Monitoring\n\n- **Health status dashboard**: New dedicated \"Health\" tab in the status details view\n showing per-node metric health across the cluster\n- **CCMS health check**: Support for querying health status of external\n cc-metric-store (CCMS) instances via the API\n- **GraphQL health endpoints**: New GraphQL queries and resolvers for health data\n- **Cluster/subcluster filter**: Filter health status view by cluster or subcluster\n\n### Log Viewer\n\n- **Web-based log viewer**: New log viewer page in the admin interface for inspecting\n backend log output directly from the browser without shell access\n- **Accessible from header**: Quick access link from the navigation header\n\n### MetricStore Improvements\n\n- **Memory tracking worker**: New worker for CCMS memory usage tracking\n- **Dynamic retention**: Support for job specific dynamic retention times\n- **Improved compression**: Transparent compression for job archive imports\n- **Parallel processing**: Parallelized Iter function in all archive backends\n\n### Job Tagging System\n\n- **Job tagger option**: Enable automatic job tagging via configuration flag\n- **Application detection**: Automatic detection of applications (MATLAB, GROMACS, etc.)\n- **Job classification**: Automatic detection of pathological jobs\n- **omit-tagged**: Option to exclude tagged jobs from retention/cleanup operations (`none`, `all`, or `user`)\n- **Admin UI trigger**: Taggers can be run on-demand from the admin web interface\n without restarting the backend\n\n### Archive Backends\n\n- **Parquet archive format**: New Parquet file format for job archiving, providing\n columnar storage with efficient compression for analytical workloads\n- **S3 backend**: Full support for S3-compatible object storage\n- **SQLite backend**: Full support for SQLite backend using blobs\n- **Performance improvements**: Fixed performance bugs in archive backends\n- **Better error handling**: Improved error messages and fallback handling\n- **Zstd compression**: Parquet writers use zstd compression for better\n compression ratios compared to the previous snappy default\n- **Optimized sort order**: Job and nodestate Parquet files are sorted by\n cluster, subcluster, and start time for efficient range queries\n\n### Unified Archive Retention and Format Conversion\n\n- **Uniform retention policy**: Job archive retention now supports both JSON and\n Parquet as target formats under a single, consistent policy configuration\n- **Archive manager tool**: The `tools/archive-manager` utility now supports\n format conversion between JSON and Parquet job archives\n- **Parquet reader**: Full Parquet archive reader implementation for reading back\n archived job data\n\n## New features and improvements\n\n### Frontend\n\n- **Loading indicators**: Added loading indicators to status detail and job lists\n- **Job info layout**: Reviewed and improved job info row layout\n- **Metric selection**: Enhanced metric selection with drag-and-drop fixes\n- **Filter presets**: Move list filter preset to URL for easy sharing\n- **Job comparison**: Improved job comparison views and plots\n- **Subcluster reactivity**: Job list now reacts to subcluster filter changes\n- **Short jobs quick selection**: New \"Short jobs\" quick-filter button in job lists\n replaces the removed undocumented `minRunningFor` filter\n- **Row plot cursor sync**: Cursor position is now synchronized across all metric\n plots in a job list row for easier cross-metric comparison\n- **Disabled metrics handling**: Improved handling and display of disabled metrics\n across job view, node view, and list rows\n- **\"Not configured\" info cards**: Informational cards shown when optional features\n are not yet configured\n- **Frontend dependencies**: Bumped frontend dependencies to latest versions\n- **Svelte 5 compatibility**: Fixed Svelte state warnings and compatibility issues\n\n### Backend\n\n- **Progress bars**: Import function now shows progress during long operations\n- **Better logging**: Improved logging with appropriate log levels throughout\n- **Graceful shutdown**: Fixed shutdown timeout bugs and hanging issues\n- **Configuration defaults**: Sensible defaults for most configuration options\n- **Documentation**: Extensive documentation improvements across packages\n- **Server flag in systemd unit**: Example systemd unit now includes the `-server` flag\n\n### Security\n\n- **LDAP security hardening**: Improved input validation, connection handling, and\n error reporting in the LDAP authenticator\n- **OIDC security hardening**: Stricter token validation and improved error handling\n in the OIDC authenticator\n- **Auth schema extensions**: Additional schema fields for improved auth configuration\n\n### API improvements\n\n- **Role-based metric visibility**: Metrics can now have role-based access control\n- **Job exclusivity filter**: New filter for exclusive vs. shared jobs\n- **Improved error messages**: Better error messages and documentation in REST API\n- **GraphQL enhancements**: Improved GraphQL queries and resolvers\n- **Stop job lookup order**: Reversed lookup order in stop job requests for\n more reliable job matching (cluster+jobId first, then jobId alone)\n\n### Performance\n\n- **Database indices**: Optimized SQLite indices for better query performance\n- **Job cache**: Introduced caching table for faster job inserts\n- **Parallel imports**: Archive imports now run in parallel where possible\n- **External tool integration**: Optimized use of external tools (fd) for better performance\n- **Node repository queries**: Reviewed and optimized node repository SQL queries\n- **Buffer pool**: Resized and pooled internal buffers for better memory reuse\n\n### Developer experience\n\n- **AI agent guidelines**: Added documentation for AI coding agents (AGENTS.md, CLAUDE.md)\n- **Example API payloads**: Added example JSON API payloads for testing\n- **Unit tests**: Added more unit tests for NATS API, node repository, and other components\n- **Test improvements**: Better test coverage; test DB is now copied before unit tests\n to avoid state pollution between test runs\n- **Parquet writer tests**: Comprehensive tests for Parquet archive writing and conversion\n\n## Bug fixes\n\n- Fixed nodelist paging issues\n- Fixed metric select drag and drop functionality\n- Fixed render race conditions in nodeList\n- Fixed tag count grouping including type\n- Fixed wrong metricstore schema (missing comma)\n- Fixed configuration issues causing shutdown hangs\n- Fixed deadlock when NATS is not configured\n- Fixed archive backend performance bugs\n- Fixed continuous scroll buildup on refresh\n- Improved footprint calculation logic\n- Fixed polar plot data query decoupling\n- Fixed missing resolution parameter handling\n- Fixed node table initialization fallback\n- Fixed reactivity key placement in nodeList\n- Fixed nodeList resolver data handling and increased nodestate filter cutoff\n- Fixed job always being transferred to main job table before archiving\n- Fixed AppTagger error handling and logging\n- Fixed log endpoint formatting and correctness\n- Fixed automatic refresh in metric status tab\n- Fixed NULL value handling in `health_state` and `health_metrics` columns\n- Fixed bugs related to `job_cache` IDs being used in the main job table\n- Fixed SyncJobs bug causing start job hooks to be called with wrong (cache) IDs\n- Fixed 404 handler route for sub-routers\n\n## Configuration changes\n\n### New configuration options\n\n```json\n{\n \"main\": {\n \"enable-job-taggers\": true,\n \"resampling\": {\n \"minimum-points\": 600,\n \"trigger\": 180,\n \"resolutions\": [240, 60]\n },\n \"api-subjects\": {\n \"subject-job-event\": \"cc.job.event\",\n \"subject-node-state\": \"cc.node.state\"\n }\n },\n \"nats\": {\n \"address\": \"nats://0.0.0.0:4222\",\n \"username\": \"root\",\n \"password\": \"root\"\n },\n \"cron\": {\n \"commit-job-worker\": \"1m\",\n \"duration-worker\": \"5m\",\n \"footprint-worker\": \"10m\"\n },\n \"metric-store\": {\n \"cleanup\": {\n \"mode\": 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{"parentUuid":"b3ccd41e-a4dd-4a71-b971-ab5bfff3ae6d","isSidechain":false,"message":{"model":"claude-opus-4-6","id":"msg_01LCRTPPxbkWDdAijHXT3RJk","type":"message","role":"assistant","content":[{"type":"text","text":"Let me check what's changed since the last release and look at the diff on the hotfix branch."}],"stop_reason":null,"stop_sequence":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":6759,"cache_read_input_tokens":20909,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":6759},"output_tokens":8,"service_tier":"standard","inference_geo":"not_available"}},"requestId":"req_011CZPJS1iiqxkgy5GZQgwRq","type":"assistant","uuid":"3624363f-e787-4f22-b05f-dca52e2bd098","timestamp":"2026-03-25T06:10:22.889Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"9079c308-a6cd-4867-868c-0f6f6d6d79d6","isSidechain":false,"promptId":"7bb65529-af18-480a-a3c7-b04687aca3d6","type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01MMeYm1oWwsh3Yr9Lzn5qC6","type":"tool_result","content":"c267501a Reduve noise in tagger logging\na550344f Increase server shutdown timeout","is_error":false}]},"uuid":"9ecc6242-78ff-46d6-a243-e8ded9d76cb9","timestamp":"2026-03-25T06:10:24.009Z","toolUseResult":{"stdout":"c267501a Reduve noise in tagger logging\na550344f Increase server shutdown timeout","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false},"sourceToolAssistantUUID":"9079c308-a6cd-4867-868c-0f6f6d6d79d6","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"9ecc6242-78ff-46d6-a243-e8ded9d76cb9","isSidechain":false,"message":{"model":"claude-opus-4-6","id":"msg_01LCRTPPxbkWDdAijHXT3RJk","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_014v9hfpbXGAvzb2aMUHo1ju","name":"Bash","input":{"command":"git diff c3b6d939..hotfix --stat","description":"Show changed files since last merge"},"caller":{"type":"direct"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":6759,"cache_read_input_tokens":20909,"output_tokens":225,"server_tool_use":{"web_search_requests":0,"web_fetch_requests":0},"service_tier":"standard","cache_creation":{"ephemeral_1h_input_tokens":6759,"ephemeral_5m_input_tokens":0},"inference_geo":"","iterations":[],"speed":"standard"}},"requestId":"req_011CZPJS1iiqxkgy5GZQgwRq","type":"assistant","uuid":"d0e51da4-a058-4766-86a1-0648dc09f16d","timestamp":"2026-03-25T06:10:24.507Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"d0e51da4-a058-4766-86a1-0648dc09f16d","isSidechain":false,"promptId":"7bb65529-af18-480a-a3c7-b04687aca3d6","type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_014v9hfpbXGAvzb2aMUHo1ju","type":"tool_result","content":" cmd/cc-backend/server.go | 6 +++---\n internal/tagger/classifyJob.go | 6 +++---\n 2 files changed, 6 insertions(+), 6 deletions(-)","is_error":false}]},"uuid":"b7d1ed3a-f194-4b69-ab06-cbcda8747ac7","timestamp":"2026-03-25T06:10:24.567Z","toolUseResult":{"stdout":" cmd/cc-backend/server.go | 6 +++---\n internal/tagger/classifyJob.go | 6 +++---\n 2 files changed, 6 insertions(+), 6 deletions(-)","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false},"sourceToolAssistantUUID":"d0e51da4-a058-4766-86a1-0648dc09f16d","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"b7d1ed3a-f194-4b69-ab06-cbcda8747ac7","isSidechain":false,"message":{"model":"claude-opus-4-6","id":"msg_01W2zwMz4gDcQtobCgNEV4CA","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_01Sp9NyjcpMu7pME3vg3q4Q1","name":"Bash","input":{"command":"git diff c3b6d939..hotfix -- cmd/cc-backend/server.go internal/tagger/classifyJob.go","description":"Show actual diffs for changed files"},"caller":{"type":"direct"}}],"stop_reason":null,"stop_sequence":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":458,"cache_read_input_tokens":27668,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":458},"output_tokens":59,"service_tier":"standard","inference_geo":"not_available"}},"requestId":"req_011CZPJSRjM7KE48MgzoRP3C","type":"assistant","uuid":"ec1d90d8-9189-468b-83ac-5dfb88f636a5","timestamp":"2026-03-25T06:10:28.043Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"ec1d90d8-9189-468b-83ac-5dfb88f636a5","isSidechain":false,"promptId":"7bb65529-af18-480a-a3c7-b04687aca3d6","type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01Sp9NyjcpMu7pME3vg3q4Q1","type":"tool_result","content":"diff --git a/cmd/cc-backend/server.go b/cmd/cc-backend/server.go\nindex b37d3450..c9ba1e9c 100644\n--- a/cmd/cc-backend/server.go\n+++ b/cmd/cc-backend/server.go\n@@ -357,8 +357,8 @@ func (s *Server) Start(ctx context.Context) error {\n \ts.server = &http.Server{\n \t\tReadHeaderTimeout: readHeaderTimeout,\n \t\tWriteTimeout: writeTimeout,\n-\t\tHandler: s.router,\n-\t\tAddr: config.Keys.Addr,\n+\t\tHandler: s.router,\n+\t\tAddr: config.Keys.Addr,\n \t}\n \n \t// Start http or https server\n@@ -444,7 +444,7 @@ func (s *Server) Shutdown(ctx context.Context) {\n \n \tselect {\n \tcase <-done:\n-\tcase <-time.After(10 * time.Second):\n+\tcase <-time.After(60 * time.Second):\n \t\tcclog.Warn(\"Shutdown deadline exceeded, forcing exit\")\n \t}\n }\ndiff --git a/internal/tagger/classifyJob.go b/internal/tagger/classifyJob.go\nindex 1bad61f1..81698337 100644\n--- a/internal/tagger/classifyJob.go\n+++ b/internal/tagger/classifyJob.go\n@@ -363,7 +363,7 @@ func (t *JobClassTagger) Match(job *schema.Job) {\n \t\tfor _, m := range ri.metrics {\n \t\t\tstats, ok := jobStats[m]\n \t\t\tif !ok {\n-\t\t\t\tcclog.Errorf(\"job classification: missing metric '%s' for rule %s on job %d\", m, tag, job.JobID)\n+\t\t\t\tcclog.Debugf(\"job classification: missing metric '%s' for rule %s on job %d\", m, tag, job.JobID)\n \t\t\t\tskipRule = true\n \t\t\t\tbreak\n \t\t\t}\n@@ -388,7 +388,7 @@ func (t *JobClassTagger) Match(job *schema.Job) {\n \t\tfor _, r := range ri.requirements {\n \t\t\tok, err := expr.Run(r, env)\n \t\t\tif err != nil {\n-\t\t\t\tcclog.Errorf(\"error running requirement for rule %s: %#v\", tag, err)\n+\t\t\t\tcclog.Debugf(\"error running requirement for rule %s: %#v\", tag, err)\n \t\t\t\trequirementsMet = false\n \t\t\t\tbreak\n \t\t\t}\n@@ -407,7 +407,7 @@ func (t *JobClassTagger) Match(job *schema.Job) {\n \t\tfor _, v := range ri.variables {\n \t\t\tvalue, err := expr.Run(v.expr, env)\n \t\t\tif err != nil {\n-\t\t\t\tcclog.Errorf(\"error evaluating variable %s for rule %s: %#v\", v.name, tag, err)\n+\t\t\t\tcclog.Debugf(\"error evaluating variable %s for rule %s: %#v\", v.name, tag, err)\n \t\t\t\tvarError = true\n \t\t\t\tbreak\n \t\t\t}","is_error":false}]},"uuid":"7e371fa0-0768-4b10-9150-603619e312ea","timestamp":"2026-03-25T06:10:28.102Z","toolUseResult":{"stdout":"diff --git a/cmd/cc-backend/server.go b/cmd/cc-backend/server.go\nindex b37d3450..c9ba1e9c 100644\n--- a/cmd/cc-backend/server.go\n+++ b/cmd/cc-backend/server.go\n@@ -357,8 +357,8 @@ func (s *Server) Start(ctx context.Context) error {\n \ts.server = &http.Server{\n \t\tReadHeaderTimeout: readHeaderTimeout,\n \t\tWriteTimeout: writeTimeout,\n-\t\tHandler: s.router,\n-\t\tAddr: config.Keys.Addr,\n+\t\tHandler: s.router,\n+\t\tAddr: config.Keys.Addr,\n \t}\n \n \t// Start http or https server\n@@ -444,7 +444,7 @@ func (s *Server) Shutdown(ctx context.Context) {\n \n \tselect {\n \tcase <-done:\n-\tcase <-time.After(10 * time.Second):\n+\tcase <-time.After(60 * time.Second):\n \t\tcclog.Warn(\"Shutdown deadline exceeded, forcing exit\")\n \t}\n }\ndiff --git a/internal/tagger/classifyJob.go b/internal/tagger/classifyJob.go\nindex 1bad61f1..81698337 100644\n--- a/internal/tagger/classifyJob.go\n+++ b/internal/tagger/classifyJob.go\n@@ -363,7 +363,7 @@ func (t *JobClassTagger) Match(job *schema.Job) {\n \t\tfor _, m := range ri.metrics {\n \t\t\tstats, ok := jobStats[m]\n \t\t\tif !ok {\n-\t\t\t\tcclog.Errorf(\"job classification: missing metric '%s' for rule %s on job %d\", m, tag, job.JobID)\n+\t\t\t\tcclog.Debugf(\"job classification: missing metric '%s' for rule %s on job %d\", m, tag, job.JobID)\n \t\t\t\tskipRule = true\n \t\t\t\tbreak\n \t\t\t}\n@@ -388,7 +388,7 @@ func (t *JobClassTagger) Match(job *schema.Job) {\n \t\tfor _, r := range ri.requirements {\n \t\t\tok, err := expr.Run(r, env)\n \t\t\tif err != nil {\n-\t\t\t\tcclog.Errorf(\"error running requirement for rule %s: %#v\", tag, err)\n+\t\t\t\tcclog.Debugf(\"error running requirement for rule %s: %#v\", tag, err)\n \t\t\t\trequirementsMet = false\n \t\t\t\tbreak\n \t\t\t}\n@@ -407,7 +407,7 @@ func (t *JobClassTagger) Match(job *schema.Job) {\n \t\tfor _, v := range ri.variables {\n \t\t\tvalue, err := expr.Run(v.expr, env)\n \t\t\tif err != nil {\n-\t\t\t\tcclog.Errorf(\"error evaluating variable %s for rule %s: %#v\", v.name, tag, err)\n+\t\t\t\tcclog.Debugf(\"error evaluating variable %s for rule %s: %#v\", v.name, tag, err)\n \t\t\t\tvarError = true\n \t\t\t\tbreak\n \t\t\t}","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false},"sourceToolAssistantUUID":"ec1d90d8-9189-468b-83ac-5dfb88f636a5","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
|
||
{"parentUuid":"7e371fa0-0768-4b10-9150-603619e312ea","isSidechain":false,"message":{"model":"claude-opus-4-6","id":"msg_01W2zwMz4gDcQtobCgNEV4CA","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_01HmVbyfh2duMCDSFFNiEHDc","name":"Bash","input":{"command":"git diff HEAD -- Makefile","description":"Show staged Makefile changes"},"caller":{"type":"direct"}}],"stop_reason":null,"stop_sequence":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":458,"cache_read_input_tokens":27668,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":458},"output_tokens":59,"service_tier":"standard","inference_geo":"not_available"}},"requestId":"req_011CZPJSRjM7KE48MgzoRP3C","type":"assistant","uuid":"83d36644-15d3-405a-bd63-410ddb40f3e9","timestamp":"2026-03-25T06:10:28.150Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"83d36644-15d3-405a-bd63-410ddb40f3e9","isSidechain":false,"promptId":"7bb65529-af18-480a-a3c7-b04687aca3d6","type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01HmVbyfh2duMCDSFFNiEHDc","type":"tool_result","content":"diff --git a/Makefile b/Makefile\nindex 61e74c71..4de1623a 100644\n--- a/Makefile\n+++ b/Makefile\n@@ -1,6 +1,6 @@\n TARGET = ./cc-backend\n FRONTEND = ./web/frontend\n-VERSION = 1.5.2\n+VERSION = 1.5.3\n GIT_HASH := $(shell git rev-parse --short HEAD || echo 'development')\n CURRENT_TIME = $(shell date +\"%Y-%m-%d:T%H:%M:%S\")\n LD_FLAGS = '-s -X main.date=${CURRENT_TIME} -X main.version=${VERSION} -X main.commit=${GIT_HASH}'","is_error":false}]},"uuid":"3596b34e-39ad-4caa-91cd-bfa4485d5898","timestamp":"2026-03-25T06:10:28.182Z","toolUseResult":{"stdout":"diff --git a/Makefile b/Makefile\nindex 61e74c71..4de1623a 100644\n--- a/Makefile\n+++ b/Makefile\n@@ -1,6 +1,6 @@\n TARGET = ./cc-backend\n FRONTEND = ./web/frontend\n-VERSION = 1.5.2\n+VERSION = 1.5.3\n GIT_HASH := $(shell git rev-parse --short HEAD || echo 'development')\n CURRENT_TIME = $(shell date +\"%Y-%m-%d:T%H:%M:%S\")\n LD_FLAGS = '-s -X main.date=${CURRENT_TIME} -X main.version=${VERSION} -X main.commit=${GIT_HASH}'","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false},"sourceToolAssistantUUID":"83d36644-15d3-405a-bd63-410ddb40f3e9","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"d17d1035-d800-4d13-aad9-e98cbe8e9232","isSidechain":false,"promptId":"7bb65529-af18-480a-a3c7-b04687aca3d6","type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_013wDYeTdY268M9V2b98X7pw","type":"tool_result","content":"ReleaseNotes.md:1:# `cc-backend` version 1.5.3\nCLAUDE.md:25:go build -ldflags='-s -X main.date=$(date +\"%Y-%m-%d:T%H:%M:%S\") -X main.version=1.5.0 -X main.commit=$(git rev-parse --short HEAD)' ./cmd/cc-backend\nweb/frontend/package.json:3: \"version\": \"1.5.2\",\nweb/frontend/package-lock.json:3: \"version\": \"1.5.2\",\nweb/frontend/package-lock.json:9: \"version\": \"1.5.2\",\nweb/frontend/package-lock.json:97: \"version\": \"1.5.5\","}]},"uuid":"953296bf-3d39-42fb-b7b0-93a50865694e","timestamp":"2026-03-25T06:10:37.738Z","toolUseResult":{"mode":"content","numFiles":0,"filenames":[],"content":"ReleaseNotes.md:1:# `cc-backend` version 1.5.3\nCLAUDE.md:25:go build -ldflags='-s -X main.date=$(date +\"%Y-%m-%d:T%H:%M:%S\") -X main.version=1.5.0 -X main.commit=$(git rev-parse --short HEAD)' ./cmd/cc-backend\nweb/frontend/package.json:3: \"version\": \"1.5.2\",\nweb/frontend/package-lock.json:3: \"version\": \"1.5.2\",\nweb/frontend/package-lock.json:9: \"version\": \"1.5.2\",\nweb/frontend/package-lock.json:97: \"version\": \"1.5.5\",","numLines":6},"sourceToolAssistantUUID":"d17d1035-d800-4d13-aad9-e98cbe8e9232","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"953296bf-3d39-42fb-b7b0-93a50865694e","isSidechain":false,"message":{"model":"claude-opus-4-6","id":"msg_01VvegewbQGSWRsrnatuQQjv","type":"message","role":"assistant","content":[{"type":"text","text":"Now I have everything I need. Let me write the plan."}],"stop_reason":null,"stop_sequence":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":857,"cache_read_input_tokens":29350,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":857},"output_tokens":1,"service_tier":"standard","inference_geo":"not_available"}},"requestId":"req_011CZPJTQ79QBykDcNxKRkab","type":"assistant","uuid":"d01a2522-2274-4c72-b2d4-93a357b17a0b","timestamp":"2026-03-25T06:10:40.866Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"d01a2522-2274-4c72-b2d4-93a357b17a0b","isSidechain":false,"message":{"model":"claude-opus-4-6","id":"msg_01VvegewbQGSWRsrnatuQQjv","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_01Lt56PpiPdBm14K2vBLTe6B","name":"Write","input":{"file_path":"/Users/jan/.claude/plans/generic-launching-mango.md","content":"# Plan: Add Release 1.5.3 Section to ReleaseNotes.md\n\n## Context\n\nThe hotfix branch has two commits since the last merge to master (PR #535 / 1.5.2):\n1. `c267501a` — Reduce noise in tagger logging (3x `Errorf` → `Debugf` in `classifyJob.go`)\n2. `a550344f` — Increase server shutdown timeout (10s → 60s in `server.go`)\n\nThe Makefile already bumps VERSION to `1.5.3`. The ReleaseNotes.md header already says \"version 1.5.3\" but has no \"Changes in 1.5.3\" section.\n\n## Changes\n\n### 1. ReleaseNotes.md — Add \"Changes in 1.5.3\" section\n\nInsert a new `## Changes in 1.5.3` section **before** the existing `## Changes in 1.5.2` section (after the intro paragraph, line 16). Content:\n\n```markdown\n## Changes in 1.5.3\n\n### Bug fixes\n\n- **Increased server shutdown timeout**: The shutdown grace period has been\n increased from 10 to 60 seconds to allow long-running cleanup operations\n (e.g., metricstore checkpointing) to complete before forced exit.\n\n### Logging improvements\n\n- **Reduced tagger log noise**: Missing metrics and expression evaluation errors\n in the job classification tagger are now logged at debug level instead of error,\n reducing log noise when metrics are legitimately absent.\n```\n\n### 2. web/frontend/package.json — Bump version to 1.5.3\n\nChange `\"version\": \"1.5.2\"` → `\"version\": \"1.5.3\"`.\n\n### 3. web/frontend/package-lock.json — Bump version to 1.5.3\n\nUpdate the three `\"1.5.2\"` occurrences for the project's own version to `\"1.5.3\"`.\n\n## Files to modify\n\n- `ReleaseNotes.md` — insert new section\n- `web/frontend/package.json` — version bump\n- `web/frontend/package-lock.json` — version bump\n\n## Verification\n\n- Review the rendered ReleaseNotes.md for correct formatting\n- Run `grep -n \"1.5.2\" ReleaseNotes.md web/frontend/package.json web/frontend/package-lock.json` to confirm no stale version references remain (only the historical 1.5.2 section in ReleaseNotes should remain)\n"},"caller":{"type":"direct"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":857,"cache_read_input_tokens":29350,"output_tokens":710,"server_tool_use":{"web_search_requests":0,"web_fetch_requests":0},"service_tier":"standard","cache_creation":{"ephemeral_1h_input_tokens":857,"ephemeral_5m_input_tokens":0},"inference_geo":"","iterations":[],"speed":"standard"}},"requestId":"req_011CZPJTQ79QBykDcNxKRkab","type":"assistant","uuid":"00bf62a8-463b-4057-a3cc-e5a5ab5e1284","timestamp":"2026-03-25T06:10:52.816Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"00bf62a8-463b-4057-a3cc-e5a5ab5e1284","isSidechain":false,"type":"progress","data":{"type":"hook_progress","hookEvent":"PostToolUse","hookName":"PostToolUse:Write","command":"callback"},"parentToolUseID":"toolu_01Lt56PpiPdBm14K2vBLTe6B","toolUseID":"toolu_01Lt56PpiPdBm14K2vBLTe6B","timestamp":"2026-03-25T06:10:52.833Z","uuid":"40e178dd-5629-4629-ab44-1eb5ebb5609e","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"00bf62a8-463b-4057-a3cc-e5a5ab5e1284","isSidechain":false,"promptId":"7bb65529-af18-480a-a3c7-b04687aca3d6","type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01Lt56PpiPdBm14K2vBLTe6B","type":"tool_result","content":"File created successfully at: /Users/jan/.claude/plans/generic-launching-mango.md"}]},"uuid":"caf05eb8-882d-4830-8076-c5ed07bebdfa","timestamp":"2026-03-25T06:10:52.833Z","toolUseResult":{"type":"create","filePath":"/Users/jan/.claude/plans/generic-launching-mango.md","content":"# Plan: Add Release 1.5.3 Section to ReleaseNotes.md\n\n## Context\n\nThe hotfix branch has two commits since the last merge to master (PR #535 / 1.5.2):\n1. `c267501a` — Reduce noise in tagger logging (3x `Errorf` → `Debugf` in `classifyJob.go`)\n2. `a550344f` — Increase server shutdown timeout (10s → 60s in `server.go`)\n\nThe Makefile already bumps VERSION to `1.5.3`. The ReleaseNotes.md header already says \"version 1.5.3\" but has no \"Changes in 1.5.3\" section.\n\n## Changes\n\n### 1. ReleaseNotes.md — Add \"Changes in 1.5.3\" section\n\nInsert a new `## Changes in 1.5.3` section **before** the existing `## Changes in 1.5.2` section (after the intro paragraph, line 16). Content:\n\n```markdown\n## Changes in 1.5.3\n\n### Bug fixes\n\n- **Increased server shutdown timeout**: The shutdown grace period has been\n increased from 10 to 60 seconds to allow long-running cleanup operations\n (e.g., metricstore checkpointing) to complete before forced exit.\n\n### Logging improvements\n\n- **Reduced tagger log noise**: Missing metrics and expression evaluation errors\n in the job classification tagger are now logged at debug level instead of error,\n reducing log noise when metrics are legitimately absent.\n```\n\n### 2. web/frontend/package.json — Bump version to 1.5.3\n\nChange `\"version\": \"1.5.2\"` → `\"version\": \"1.5.3\"`.\n\n### 3. web/frontend/package-lock.json — Bump version to 1.5.3\n\nUpdate the three `\"1.5.2\"` occurrences for the project's own version to `\"1.5.3\"`.\n\n## Files to modify\n\n- `ReleaseNotes.md` — insert new section\n- `web/frontend/package.json` — version bump\n- `web/frontend/package-lock.json` — version bump\n\n## Verification\n\n- Review the rendered ReleaseNotes.md for correct formatting\n- Run `grep -n \"1.5.2\" ReleaseNotes.md web/frontend/package.json web/frontend/package-lock.json` to confirm no stale version references remain (only the historical 1.5.2 section in ReleaseNotes should remain)\n","structuredPatch":[],"originalFile":null},"sourceToolAssistantUUID":"00bf62a8-463b-4057-a3cc-e5a5ab5e1284","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"d6f80cf4-cdf2-45ee-a71b-cdae6d183416","isSidechain":false,"message":{"model":"claude-opus-4-6","id":"msg_01NteUymyvFJzYRQgsp2cSWq","type":"message","role":"assistant","content":[{"type":"text","text":"Now let me look at the actual changes for these commits to write accurate release notes."}],"stop_reason":null,"stop_sequence":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":1422,"cache_read_input_tokens":33920,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":1422},"output_tokens":7,"service_tier":"standard","inference_geo":"not_available"}},"requestId":"req_011CZPJdw9iYpr9cCBeCu82i","type":"assistant","uuid":"1981cf2f-e9d6-4db3-8768-814c12def794","timestamp":"2026-03-25T06:13:03.496Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"1981cf2f-e9d6-4db3-8768-814c12def794","isSidechain":false,"message":{"model":"claude-opus-4-6","id":"msg_01NteUymyvFJzYRQgsp2cSWq","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_016EJJZbnXtEPerNUgxUapUx","name":"Agent","input":{"description":"Explore post-1.5.2 changes","subagent_type":"Explore","prompt":"I need to understand the changes in these commits that landed on master after the v1.5.2 tag. Please look at the actual code changes for each. Run:\n\n1. `git show --stat v1.5.2..c3b6d939 --no-merges` to see files changed\n2. `git show 192c94a7` - fix: Prevent interruption of body lineprotocol parsing on locks\n3. `git show e41d1251` - fix: Continue on error \n4. `git show 586c9020` - Restructure metricstore cleanup archiving to stay within 32k parquet-go limit\n5. `git show 01ec70ba` - Iterate over subCluster MetricConfig directly so that removed metrics are not included\n6. `git show d5ea2b4c` - change: query node states explicitly in node view\n7. `git show 45f329e5` - feat: Add command line switch to trigger manual metricstore checkpoint cleanup\n8. `git show 0325d9e8` - fix: Increase throughput for WAL writers\n9. `git show 93a9d732` - fix: Improve shutdown time\n10. `git show 6f7dda53` - Cleanup\n11. `git show bd7125a5` - review doubleranged filters, fix and improve value selection\n\nProvide a detailed summary of each change suitable for writing release notes. Focus on what changed from a user/admin perspective."},"caller":{"type":"direct"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":1422,"cache_read_input_tokens":33920,"output_tokens":460,"server_tool_use":{"web_search_requests":0,"web_fetch_requests":0},"service_tier":"standard","cache_creation":{"ephemeral_1h_input_tokens":1422,"ephemeral_5m_input_tokens":0},"inference_geo":"","iterations":[],"speed":"standard"}},"requestId":"req_011CZPJdw9iYpr9cCBeCu82i","type":"assistant","uuid":"245a3e91-df43-471b-a991-f8f59f1fe86c","timestamp":"2026-03-25T06:13:08.359Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"08ccf8a8-d3d5-47d3-89fa-c5c5d1026c0d","isSidechain":false,"type":"progress","data":{"message":{"type":"user","message":{"role":"user","content":[{"type":"text","text":"I need to understand the changes in these commits that landed on master after the v1.5.2 tag. Please look at the actual code changes for each. Run:\n\n1. `git show --stat v1.5.2..c3b6d939 --no-merges` to see files changed\n2. `git show 192c94a7` - fix: Prevent interruption of body lineprotocol parsing on locks\n3. `git show e41d1251` - fix: Continue on error \n4. `git show 586c9020` - Restructure metricstore cleanup archiving to stay within 32k parquet-go limit\n5. `git show 01ec70ba` - Iterate over subCluster MetricConfig directly so that removed metrics are not included\n6. `git show d5ea2b4c` - change: query node states explicitly in node view\n7. `git show 45f329e5` - feat: Add command line switch to trigger manual metricstore checkpoint cleanup\n8. `git show 0325d9e8` - fix: Increase throughput for WAL writers\n9. `git show 93a9d732` - fix: Improve shutdown time\n10. `git show 6f7dda53` - Cleanup\n11. `git show bd7125a5` - review doubleranged filters, fix and improve value selection\n\nProvide a detailed summary of each change suitable for writing release notes. Focus on what changed from a user/admin perspective."}]},"uuid":"b0eafadf-b178-4676-9897-6dfadcb7fc1a","timestamp":"2026-03-25T06:13:08.695Z"},"type":"agent_progress","prompt":"I need to understand the changes in these commits that landed on master after the v1.5.2 tag. Please look at the actual code changes for each. Run:\n\n1. `git show --stat v1.5.2..c3b6d939 --no-merges` to see files changed\n2. `git show 192c94a7` - fix: Prevent interruption of body lineprotocol parsing on locks\n3. `git show e41d1251` - fix: Continue on error \n4. `git show 586c9020` - Restructure metricstore cleanup archiving to stay within 32k parquet-go limit\n5. `git show 01ec70ba` - Iterate over subCluster MetricConfig directly so that removed metrics are not included\n6. `git show d5ea2b4c` - change: query node states explicitly in node view\n7. `git show 45f329e5` - feat: Add command line switch to trigger manual metricstore checkpoint cleanup\n8. `git show 0325d9e8` - fix: Increase throughput for WAL writers\n9. `git show 93a9d732` - fix: Improve shutdown time\n10. `git show 6f7dda53` - Cleanup\n11. `git show bd7125a5` - review doubleranged filters, fix and improve value selection\n\nProvide a detailed summary of each change suitable for writing release notes. Focus on what changed from a user/admin perspective.","agentId":"aab4fe4f42fa10291"},"toolUseID":"agent_msg_01NteUymyvFJzYRQgsp2cSWq","parentToolUseID":"toolu_016EJJZbnXtEPerNUgxUapUx","uuid":"8644efbc-e9a5-4391-a6b9-c471de0397ea","timestamp":"2026-03-25T06:13:08.696Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"e9b2b3c9-bd89-490d-950b-a6c699695f78","isSidechain":false,"type":"progress","data":{"message":{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01DgiSxsZTaqGzgtkLRp9CgW","type":"tool_result","content":"commit bd7125a52e3dcaa7aba6545ccf6131915825027f\nAuthor: Christoph Kluge <christoph.kluge@fau.de>\nDate: Tue Mar 24 15:00:41 2026 +0100\n\n review doubleranged filters, fix and improve valeu selection\n\n internal/repository/jobQuery.go | 18 ++---\n internal/routerConfig/routes.go | 10 +--\n web/frontend/src/generic/Filters.svelte | 79 ++++++++++++----------\n web/frontend/src/generic/filters/Energy.svelte | 19 +++---\n web/frontend/src/generic/filters/Resources.svelte | 79 ++++++----------------\n web/frontend/src/generic/filters/Stats.svelte | 11 +--\n .../src/generic/select/DoubleRangeSlider.svelte | 43 ++++++------\n web/frontend/src/generic/utils.js | 8 +--\n 8 files changed, 120 insertions(+), 147 deletions(-)\n\ncommit 93a9d732a48cf3c9dc1969d467c8a4b6ecf99adb\nAuthor: Jan Eitzinger <jan@moebiusband.org>\nDate: Tue Mar 24 07:17:34 2026 +0100\n\n fix: Improve shutdown time\n \n Entire-Checkpoint: a4d012e1edcf\n\n cmd/cc-backend/server.go | 48 +++++++++++++++++++++++++++---------------------\n 1 file changed, 27 insertions(+), 21 deletions(-)\n\ncommit 6f7dda53ee1d98481855effeadfd8a2e7d26c7ec\nAuthor: Jan Eitzinger <jan@moebiusband.org>\nDate: Tue Mar 24 07:03:46 2026 +0100\n\n Cleanup\n \n Entire-Checkpoint: ed68d32218ac\n\n pkg/metricstore/walCheckpoint.go | 63 ----------------------------------------\n 1 file changed, 63 deletions(-)\n\ncommit 0325d9e866ec97994e77770ca189838c0ee3b3f0\nAuthor: Jan Eitzinger <jan@moebiusband.org>\nDate: Tue Mar 24 06:53:12 2026 +0100\n\n fix: Increase throughput for WAL writers\n \n Entire-Checkpoint: ddd40d290c56\n\n pkg/metricstore/walCheckpoint.go | 63 ++++++++++++++++++++++++++--------------\n 1 file changed, 42 insertions(+), 21 deletions(-)\n\ncommit d5ea2b4cf57517dbdadee0bfe30cfca4fcbf1989\nAuthor: Christoph Kluge <christoph.kluge@fau.de>\nDate: Mon Mar 23 17:23:54 2026 +0100\n\n change: query node states explicitly in node view\n\n web/frontend/src/Node.root.svelte | 26 ++++++++++++++++++++------\n 1 file changed, 20 insertions(+), 6 deletions(-)\n\ncommit 45f329e5fbdf0643246f3413b9831523bde7d2c3\nAuthor: Jan Eitzinger <jan@moebiusband.org>\nDate: Mon Mar 23 07:58:35 2026 +0100\n\n feat: Add command line switch to trigger manual metricstore checkpoint cleanup\n \n Entire-Checkpoint: 29b9d52db89c\n\n cmd/cc-backend/cli.go | 4 +++-\n cmd/cc-backend/main.go | 38 ++++++++++++++++++++++++++++++++++++++\n 2 files changed, 41 insertions(+), 1 deletion(-)\n\ncommit 192c94a78d97ade717ada97d1a2bb781e41c49a5\nAuthor: Jan Eitzinger <jan@moebiusband.org>\nDate: Mon Mar 23 07:12:13 2026 +0100\n\n fix: Prevent interruption of body lineprotocol parsing on locks\n \n Entire-Checkpoint: ccda3b2ff4cb\n\n cmd/cc-backend/server.go | 10 +++++-----\n 1 file changed, 5 insertions(+), 5 deletions(-)\n\ncommit e41d1251ba52de53e18fdf7c8920d0f7b28209cf\nAuthor: Jan Eitzinger <jan@moebiusband.org>\nDate: Mon Mar 23 06:37:24 2026 +0100\n\n fix: Continue on error\n \n Entire-Checkpoint: 6000eb5a5bb8\n\n pkg/metricstore/archive.go | 24 ++++++++++++++++++++----\n 1 file changed, 20 insertions(+), 4 deletions(-)\n\ncommit 586c902044161182617584be7bd0f1a31824853b\nAuthor: Jan Eitzinger <jan@moebiusband.org>\nDate: Mon Mar 23 06:32:24 2026 +0100\n\n Restructure metricstore cleanup archiving to stay withinh 32k parquet-go limit\n \n Entire-Checkpoint: 1660b8cf2571\n\n pkg/metricstore/archive.go | 12 +++++++++---\n pkg/metricstore/parquetArchive.go | 9 +++++++--\n 2 files changed, 16 insertions(+), 5 deletions(-)\n\ncommit 01ec70baa83b973e6e2636dc6845c1d2268d285c\nAuthor: Jan Eitzinger <jan@moebiusband.org>\nDate: Fri Mar 20 11:39:34 2026 +0100\n\n Iterate over subCluster MetricConfig directly so that removed metrics are not included\n \n Entire-Checkpoint: efb6f0a96069\n\n pkg/archive/clusterConfig.go | 41 ++++++++++++---------------------------\n pkg/archive/clusterConfig_test.go | 24 +++++++++++++++++++++++\n 2 files changed, 36 insertions(+), 29 deletions(-)","is_error":false}]},"uuid":"16e180ee-e73b-4bfe-81e0-c4ef78c0cce4","timestamp":"2026-03-25T06:13:11.339Z"},"type":"agent_progress","prompt":"","agentId":"aab4fe4f42fa10291"},"toolUseID":"agent_msg_01NteUymyvFJzYRQgsp2cSWq","parentToolUseID":"toolu_016EJJZbnXtEPerNUgxUapUx","uuid":"07b0a5f6-6d39-46ec-8803-c20d2cf2a9f8","timestamp":"2026-03-25T06:13:11.340Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"48ed1974-826a-426d-ad8e-1ecc1e1dc032","isSidechain":false,"type":"progress","data":{"message":{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_012vMYVa4FFeiPZD3YntkWMo","type":"tool_result","content":"commit 192c94a78d97ade717ada97d1a2bb781e41c49a5\nAuthor: Jan Eitzinger <jan@moebiusband.org>\nDate: Mon Mar 23 07:12:13 2026 +0100\n\n fix: Prevent interruption of body lineprotocol parsing on locks\n \n Entire-Checkpoint: ccda3b2ff4cb\n\ndiff --git a/cmd/cc-backend/server.go b/cmd/cc-backend/server.go\nindex bdbb8a7e..4e6120e9 100644\n--- a/cmd/cc-backend/server.go\n+++ b/cmd/cc-backend/server.go\n@@ -344,18 +344,18 @@ func (s *Server) init() error {\n \n // Server timeout defaults (in seconds)\n const (\n-\tdefaultReadTimeout = 20\n-\tdefaultWriteTimeout = 20\n+\tdefaultReadHeaderTimeout = 20\n+\tdefaultWriteTimeout = 20\n )\n \n func (s *Server) Start(ctx context.Context) error {\n \t// Use configurable timeouts with defaults\n-\treadTimeout := time.Duration(defaultReadTimeout) * time.Second\n+\treadHeaderTimeout := time.Duration(defaultReadHeaderTimeout) * time.Second\n \twriteTimeout := time.Duration(defaultWriteTimeout) * time.Second\n \n \ts.server = &http.Server{\n-\t\tReadTimeout: readTimeout,\n-\t\tWriteTimeout: writeTimeout,\n+\t\tReadHeaderTimeout: readHeaderTimeout,\n+\t\tWriteTimeout: writeTimeout,\n \t\tHandler: s.router,\n \t\tAddr: config.Keys.Addr,\n \t}","is_error":false}]},"uuid":"9bb874b9-2bcc-462c-a9b7-3333e9ecc00c","timestamp":"2026-03-25T06:13:13.636Z"},"type":"agent_progress","prompt":"","agentId":"aab4fe4f42fa10291"},"toolUseID":"agent_msg_01NteUymyvFJzYRQgsp2cSWq","parentToolUseID":"toolu_016EJJZbnXtEPerNUgxUapUx","uuid":"a5a4b5e2-38ab-4471-ba80-fe431153f8e6","timestamp":"2026-03-25T06:13:13.757Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"a5a4b5e2-38ab-4471-ba80-fe431153f8e6","isSidechain":false,"type":"progress","data":{"message":{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01JLG2tVMkbFBHXMaypTL3AW","type":"tool_result","content":"commit e41d1251ba52de53e18fdf7c8920d0f7b28209cf\nAuthor: Jan Eitzinger <jan@moebiusband.org>\nDate: Mon Mar 23 06:37:24 2026 +0100\n\n fix: Continue on error\n \n Entire-Checkpoint: 6000eb5a5bb8\n\ndiff --git a/pkg/metricstore/archive.go b/pkg/metricstore/archive.go\nindex 2246b0f3..3b92a3e0 100644\n--- a/pkg/metricstore/archive.go\n+++ b/pkg/metricstore/archive.go\n@@ -11,6 +11,7 @@ import (\n \t\"fmt\"\n \t\"os\"\n \t\"path/filepath\"\n+\t\"strings\"\n \t\"sync\"\n \t\"sync/atomic\"\n \t\"time\"\n@@ -181,6 +182,7 @@ func archiveCheckpoints(checkpointsDir, cleanupDir string, from int64) (int, err\n \t}\n \n \ttotalFiles := 0\n+\tvar clusterErrors []string\n \n \tfor _, clusterEntry := range clusterEntries {\n \t\tif !clusterEntry.IsDir() {\n@@ -190,7 +192,9 @@ func archiveCheckpoints(checkpointsDir, cleanupDir string, from int64) (int, err\n \t\tcluster := clusterEntry.Name()\n \t\thostEntries, err := os.ReadDir(filepath.Join(checkpointsDir, cluster))\n \t\tif err != nil {\n-\t\t\treturn totalFiles, err\n+\t\t\tcclog.Errorf(\"[METRICSTORE]> error reading host entries for cluster %s: %s\", cluster, err.Error())\n+\t\t\tclusterErrors = append(clusterErrors, cluster)\n+\t\t\tcontinue\n \t\t}\n \n \t\t// Workers load checkpoint files from disk; main thread writes to parquet.\n@@ -255,7 +259,9 @@ func archiveCheckpoints(checkpointsDir, cleanupDir string, from int64) (int, err\n \t\t\t// Drain results channel to unblock workers\n \t\t\tfor range results {\n \t\t\t}\n-\t\t\treturn totalFiles, fmt.Errorf(\"creating parquet writer for cluster %s: %w\", cluster, err)\n+\t\t\tcclog.Errorf(\"[METRICSTORE]> error creating parquet writer for cluster %s: %s\", cluster, err.Error())\n+\t\t\tclusterErrors = append(clusterErrors, cluster)\n+\t\t\tcontinue\n \t\t}\n \n \t\ttype deleteItem struct {\n@@ -291,7 +297,10 @@ func archiveCheckpoints(checkpointsDir, cleanupDir string, from int64) (int, err\n \t\t}\n \n \t\tif errs > 0 {\n-\t\t\treturn totalFiles, fmt.Errorf(\"%d errors reading checkpoints for cluster %s\", errs, cluster)\n+\t\t\tcclog.Errorf(\"[METRICSTORE]> %d errors reading checkpoints for cluster %s\", errs, cluster)\n+\t\t\tclusterErrors = append(clusterErrors, cluster)\n+\t\t\tos.Remove(parquetFile)\n+\t\t\tcontinue\n \t\t}\n \n \t\tif writer.count == 0 {\n@@ -302,7 +311,9 @@ func archiveCheckpoints(checkpointsDir, cleanupDir string, from int64) (int, err\n \n \t\tif writeErr != nil {\n \t\t\tos.Remove(parquetFile)\n-\t\t\treturn totalFiles, fmt.Errorf(\"writing parquet archive for cluster %s: %w\", cluster, writeErr)\n+\t\t\tcclog.Errorf(\"[METRICSTORE]> error writing parquet archive for cluster %s: %s\", cluster, writeErr.Error())\n+\t\t\tclusterErrors = append(clusterErrors, cluster)\n+\t\t\tcontinue\n \t\t}\n \n \t\t// Delete archived checkpoint files\n@@ -322,5 +333,10 @@ func archiveCheckpoints(checkpointsDir, cleanupDir string, from int64) (int, err\n \t}\n \n \tcclog.Infof(\"[METRICSTORE]> archiving checkpoints completed in %s (%d files)\", time.Since(startTime).Round(time.Millisecond), totalFiles)\n+\n+\tif len(clusterErrors) > 0 {\n+\t\treturn totalFiles, fmt.Errorf(\"archiving failed for clusters: %s\", strings.Join(clusterErrors, \", \"))\n+\t}\n+\n \treturn totalFiles, nil\n }","is_error":false}]},"uuid":"f08b5f08-b4e2-4280-8a02-0d64a3039282","timestamp":"2026-03-25T06:13:13.643Z"},"type":"agent_progress","prompt":"","agentId":"aab4fe4f42fa10291"},"toolUseID":"agent_msg_01NteUymyvFJzYRQgsp2cSWq","parentToolUseID":"toolu_016EJJZbnXtEPerNUgxUapUx","uuid":"bff6bd17-1d4a-4c42-8c09-c2ea005d8581","timestamp":"2026-03-25T06:13:13.758Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"2dfd92ff-2bbd-4b90-8c0d-fed2c6d544e7","isSidechain":false,"type":"progress","data":{"message":{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01T615TdKa7e55qiqDN9Nz8F","type":"tool_result","content":"commit 586c902044161182617584be7bd0f1a31824853b\nAuthor: Jan Eitzinger <jan@moebiusband.org>\nDate: Mon Mar 23 06:32:24 2026 +0100\n\n Restructure metricstore cleanup archiving to stay withinh 32k parquet-go limit\n \n Entire-Checkpoint: 1660b8cf2571\n\ndiff --git a/pkg/metricstore/archive.go b/pkg/metricstore/archive.go\nindex 7eb1b72f..2246b0f3 100644\n--- a/pkg/metricstore/archive.go\n+++ b/pkg/metricstore/archive.go\n@@ -22,6 +22,7 @@ import (\n \n func CleanUp(wg *sync.WaitGroup, ctx context.Context) {\n \tif Keys.Cleanup.Mode == \"archive\" {\n+\t\tcclog.Info(\"[METRICSTORE]> enable archive cleanup to parquet\")\n \t\t// Run as Archiver\n \t\tcleanUpWorker(wg, ctx,\n \t\t\tKeys.RetentionInMemory,\n@@ -43,7 +44,6 @@ func CleanUp(wg *sync.WaitGroup, ctx context.Context) {\n // cleanUpWorker takes simple values to configure what it does\n func cleanUpWorker(wg *sync.WaitGroup, ctx context.Context, interval string, mode string, cleanupDir string, delete bool) {\n \twg.Go(func() {\n-\n \t\td, err := time.ParseDuration(interval)\n \t\tif err != nil {\n \t\t\tcclog.Fatalf(\"[METRICSTORE]> error parsing %s interval duration: %v\\n\", mode, err)\n@@ -99,8 +99,8 @@ func deleteCheckpoints(checkpointsDir string, from int64) (int, error) {\n \t}\n \n \ttype workItem struct {\n-\t\tdir string\n-\t\tcluster, host string\n+\t\tdir string\n+\t\tcluster, host string\n \t}\n \n \tvar wg sync.WaitGroup\n@@ -275,6 +275,12 @@ func archiveCheckpoints(checkpointsDir, cleanupDir string, from int64) (int, err\n \t\t\t\t\t\tbreak\n \t\t\t\t\t}\n \t\t\t\t}\n+\t\t\t\t// Flush once per host to keep row group count within parquet limits.\n+\t\t\t\tif writeErr == nil {\n+\t\t\t\t\tif err := writer.FlushRowGroup(); err != nil {\n+\t\t\t\t\t\twriteErr = err\n+\t\t\t\t\t}\n+\t\t\t\t}\n \t\t\t}\n \t\t\t// Always track files for deletion (even if write failed, we still drain)\n \t\t\ttoDelete = append(toDelete, deleteItem{dir: r.dir, files: r.files})\ndiff --git a/pkg/metricstore/parquetArchive.go b/pkg/metricstore/parquetArchive.go\nindex 260bd8dd..81c8be5a 100644\n--- a/pkg/metricstore/parquetArchive.go\n+++ b/pkg/metricstore/parquetArchive.go\n@@ -99,7 +99,7 @@ func newParquetArchiveWriter(filename string) (*parquetArchiveWriter, error) {\n \n // WriteCheckpointFile streams a CheckpointFile tree directly to Parquet rows,\n // writing metrics in sorted order without materializing all rows in memory.\n-// Produces one row group per call (typically one host's data).\n+// Call FlushRowGroup() after writing all checkpoint files for a host.\n func (w *parquetArchiveWriter) WriteCheckpointFile(cf *CheckpointFile, cluster, hostname, scope, scopeID string) error {\n \tw.writeLevel(cf, cluster, hostname, scope, scopeID)\n \n@@ -112,10 +112,15 @@ func (w *parquetArchiveWriter) WriteCheckpointFile(cf *CheckpointFile, cluster,\n \t\tw.batch = w.batch[:0]\n \t}\n \n+\treturn nil\n+}\n+\n+// FlushRowGroup flushes the current row group to the Parquet file.\n+// Should be called once per host after all checkpoint files for that host are written.\n+func (w *parquetArchiveWriter) FlushRowGroup() error {\n \tif err := w.writer.Flush(); err != nil {\n \t\treturn fmt.Errorf(\"flushing parquet row group: %w\", err)\n \t}\n-\n \treturn nil\n }","is_error":false}]},"uuid":"7f8d12f3-647f-4983-bf4a-74b7315a695f","timestamp":"2026-03-25T06:13:13.804Z"},"type":"agent_progress","prompt":"","agentId":"aab4fe4f42fa10291"},"toolUseID":"agent_msg_01NteUymyvFJzYRQgsp2cSWq","parentToolUseID":"toolu_016EJJZbnXtEPerNUgxUapUx","uuid":"0fc72a7c-c357-4528-bac3-4bc8053f3b99","timestamp":"2026-03-25T06:13:13.829Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"d5f7945d-d802-4c87-88a6-1dd1b420278e","isSidechain":false,"type":"progress","data":{"message":{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01TQfrQGcQ7RfD2Q5HB14c1d","type":"tool_result","content":"commit 01ec70baa83b973e6e2636dc6845c1d2268d285c\nAuthor: Jan Eitzinger <jan@moebiusband.org>\nDate: Fri Mar 20 11:39:34 2026 +0100\n\n Iterate over subCluster MetricConfig directly so that removed metrics are not included\n \n Entire-Checkpoint: efb6f0a96069\n\ndiff --git a/pkg/archive/clusterConfig.go b/pkg/archive/clusterConfig.go\nindex 3e27e415..48fc5e48 100644\n--- a/pkg/archive/clusterConfig.go\n+++ b/pkg/archive/clusterConfig.go\n@@ -198,36 +198,19 @@ func GetSubCluster(cluster, subcluster string) (*schema.SubCluster, error) {\n func GetMetricConfigSubCluster(cluster, subcluster string) map[string]*schema.Metric {\n \tmetrics := make(map[string]*schema.Metric)\n \n-\tfor _, c := range Clusters {\n-\t\tif c.Name == cluster {\n-\t\t\tfor _, m := range c.MetricConfig {\n-\t\t\t\tfor _, s := range m.SubClusters {\n-\t\t\t\t\tif s.Name == subcluster {\n-\t\t\t\t\t\tmetrics[m.Name] = &schema.Metric{\n-\t\t\t\t\t\t\tName: m.Name,\n-\t\t\t\t\t\t\tUnit: s.Unit,\n-\t\t\t\t\t\t\tPeak: s.Peak,\n-\t\t\t\t\t\t\tNormal: s.Normal,\n-\t\t\t\t\t\t\tCaution: s.Caution,\n-\t\t\t\t\t\t\tAlert: s.Alert,\n-\t\t\t\t\t\t}\n-\t\t\t\t\t\tbreak\n-\t\t\t\t\t}\n-\t\t\t\t}\n+\tsc, err := GetSubCluster(cluster, subcluster)\n+\tif err != nil {\n+\t\treturn metrics\n+\t}\n \n-\t\t\t\t_, ok := metrics[m.Name]\n-\t\t\t\tif !ok {\n-\t\t\t\t\tmetrics[m.Name] = &schema.Metric{\n-\t\t\t\t\t\tName: m.Name,\n-\t\t\t\t\t\tUnit: m.Unit,\n-\t\t\t\t\t\tPeak: m.Peak,\n-\t\t\t\t\t\tNormal: m.Normal,\n-\t\t\t\t\t\tCaution: m.Caution,\n-\t\t\t\t\t\tAlert: m.Alert,\n-\t\t\t\t\t}\n-\t\t\t\t}\n-\t\t\t}\n-\t\t\tbreak\n+\tfor _, m := range sc.MetricConfig {\n+\t\tmetrics[m.Name] = &schema.Metric{\n+\t\t\tName: m.Name,\n+\t\t\tUnit: m.Unit,\n+\t\t\tPeak: m.Peak,\n+\t\t\tNormal: m.Normal,\n+\t\t\tCaution: m.Caution,\n+\t\t\tAlert: m.Alert,\n \t\t}\n \t}\n \ndiff --git a/pkg/archive/clusterConfig_test.go b/pkg/archive/clusterConfig_test.go\nindex 510c1747..7c3d8bea 100644\n--- a/pkg/archive/clusterConfig_test.go\n+++ b/pkg/archive/clusterConfig_test.go\n@@ -37,3 +37,27 @@ func TestClusterConfig(t *testing.T) {\n \t// spew.Dump(archive.GlobalMetricList)\n \t// t.Fail()\n }\n+\n+func TestGetMetricConfigSubClusterRespectsRemovedMetrics(t *testing.T) {\n+\tif err := archive.Init(json.RawMessage(`{\"kind\": \"file\",\"path\": \"testdata/archive\"}`)); err != nil {\n+\t\tt.Fatal(err)\n+\t}\n+\n+\tsc, err := archive.GetSubCluster(\"fritz\", \"spr2tb\")\n+\tif err != nil {\n+\t\tt.Fatal(err)\n+\t}\n+\n+\tmetrics := archive.GetMetricConfigSubCluster(\"fritz\", \"spr2tb\")\n+\tif len(metrics) != len(sc.MetricConfig) {\n+\t\tt.Fatalf(\"GetMetricConfigSubCluster() returned %d metrics, want %d\", len(metrics), len(sc.MetricConfig))\n+\t}\n+\n+\tif _, ok := metrics[\"flops_any\"]; ok {\n+\t\tt.Fatalf(\"GetMetricConfigSubCluster() returned removed metric flops_any for subcluster spr2tb\")\n+\t}\n+\n+\tif _, ok := metrics[\"cpu_power\"]; !ok {\n+\t\tt.Fatalf(\"GetMetricConfigSubCluster() missing active metric cpu_power for subcluster spr2tb\")\n+\t}\n+}","is_error":false}]},"uuid":"02626e0e-e141-4e18-8ba3-0581997d2712","timestamp":"2026-03-25T06:13:13.891Z"},"type":"agent_progress","prompt":"","agentId":"aab4fe4f42fa10291"},"toolUseID":"agent_msg_01NteUymyvFJzYRQgsp2cSWq","parentToolUseID":"toolu_016EJJZbnXtEPerNUgxUapUx","uuid":"cfe8de66-8a18-4d49-869a-75d80514e1eb","timestamp":"2026-03-25T06:13:13.891Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"2a34a062-7a21-4567-a3bb-89da5d4de3de","isSidechain":false,"type":"progress","data":{"message":{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01YGb9my4qHKzhXTUsK32J9V","type":"tool_result","content":"commit d5ea2b4cf57517dbdadee0bfe30cfca4fcbf1989\nAuthor: Christoph Kluge <christoph.kluge@fau.de>\nDate: Mon Mar 23 17:23:54 2026 +0100\n\n change: query node states explicitly in node view\n\ndiff --git a/web/frontend/src/Node.root.svelte b/web/frontend/src/Node.root.svelte\nindex 35cfcca9..44628ba7 100644\n--- a/web/frontend/src/Node.root.svelte\n+++ b/web/frontend/src/Node.root.svelte\n@@ -54,11 +54,16 @@\n const paging = { itemsPerPage: 50, page: 1 };\n const sorting = { field: \"startTime\", type: \"col\", order: \"DESC\" };\n const nodeMetricsQuery = gql`\n- query ($cluster: String!, $nodes: [String!], $from: Time!, $to: Time!) {\n+ query (\n+ $cluster: String!,\n+ $nodes: [String!],\n+ $from: Time!,\n+ $to: Time!, \n+ $nodeFilter: [NodeFilter!]!,\n+ $sorting: OrderByInput!\n+ ) {\n nodeMetrics(cluster: $cluster, nodes: $nodes, from: $from, to: $to) {\n host\n- nodeState\n- metricHealth\n subCluster\n metrics {\n name\n@@ -79,7 +84,14 @@\n }\n }\n }\n- }\n+ },\n+ nodeStatus: nodes(filter: $nodeFilter, order: $sorting) {\n+ count\n+ items {\n+ schedulerState\n+ healthState\n+ }\n+ }\n }\n `;\n const nodeJobsQuery = gql`\n@@ -146,6 +158,8 @@\n nodes: [hostname],\n from: from?.toISOString(),\n to: to?.toISOString(),\n+ nodeFilter: { hostname: { eq: hostname }},\n+ sorting // $sorting unused in backend: Use placeholder\n },\n })\n );\n@@ -157,8 +171,8 @@\n })\n );\n \n- const thisNodeState = $derived($nodeMetricsData?.data?.nodeMetrics[0]?.nodeState || 'notindb');\n- const thisMetricHealth = $derived($nodeMetricsData?.data?.nodeMetrics[0]?.metricHealth || 'unknown');\n+ const thisNodeState = $derived($nodeMetricsData?.data?.nodeStatus?.items[0]?.schedulerState || 'notindb');\n+ const thisMetricHealth = $derived($nodeMetricsData?.data?.nodeStatus?.items[0]?.healthState || 'unknown');\n </script>\n \n <Row cols={{ xs: 2, lg: 3}}>","is_error":false}]},"uuid":"c9198bc7-78e6-4775-92de-73d57b3ee799","timestamp":"2026-03-25T06:13:16.453Z"},"type":"agent_progress","prompt":"","agentId":"aab4fe4f42fa10291"},"toolUseID":"agent_msg_01NteUymyvFJzYRQgsp2cSWq","parentToolUseID":"toolu_016EJJZbnXtEPerNUgxUapUx","uuid":"56508cf2-bed8-40da-85eb-3b3201782a53","timestamp":"2026-03-25T06:13:16.624Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"e151ee63-bcaf-4ab8-9f8e-f73835bf9210","isSidechain":false,"type":"progress","data":{"message":{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01QxhsFHUojY1dqtuNRBkhVY","type":"tool_result","content":"commit 45f329e5fbdf0643246f3413b9831523bde7d2c3\nAuthor: Jan Eitzinger <jan@moebiusband.org>\nDate: Mon Mar 23 07:58:35 2026 +0100\n\n feat: Add command line switch to trigger manual metricstore checkpoint cleanup\n \n Entire-Checkpoint: 29b9d52db89c\n\ndiff --git a/cmd/cc-backend/cli.go b/cmd/cc-backend/cli.go\nindex 47f534be..3896383a 100644\n--- a/cmd/cc-backend/cli.go\n+++ b/cmd/cc-backend/cli.go\n@@ -11,7 +11,8 @@ import \"flag\"\n \n var (\n \tflagReinitDB, flagInit, flagServer, flagSyncLDAP, flagGops, flagMigrateDB, flagRevertDB,\n-\tflagForceDB, flagDev, flagVersion, flagLogDateTime, flagApplyTags, flagOptimizeDB bool\n+\tflagForceDB, flagDev, flagVersion, flagLogDateTime, flagApplyTags, flagOptimizeDB,\n+\tflagCleanupCheckpoints bool\n \tflagNewUser, flagDelUser, flagGenJWT, flagConfigFile, flagImportJob, flagLogLevel string\n )\n \n@@ -28,6 +29,7 @@ func cliInit() {\n \tflag.BoolVar(&flagApplyTags, \"apply-tags\", false, \"Run taggers on all completed jobs and exit\")\n \tflag.BoolVar(&flagForceDB, \"force-db\", false, \"Force database version, clear dirty flag and exit\")\n \tflag.BoolVar(&flagOptimizeDB, \"optimize-db\", false, \"Optimize database: run VACUUM to reclaim space, then ANALYZE to update query planner statistics\")\n+\tflag.BoolVar(&flagCleanupCheckpoints, \"cleanup-checkpoints\", false, \"Clean up old checkpoint files (delete or archive) based on retention settings, then exit\")\n \tflag.BoolVar(&flagLogDateTime, \"logdate\", false, \"Set this flag to add date and time to log messages\")\n \tflag.StringVar(&flagConfigFile, \"config\", \"./config.json\", \"Specify alternative path to `config.json`\")\n \tflag.StringVar(&flagNewUser, \"add-user\", \"\", \"Add a new user. Argument format: <username>:[admin,support,manager,api,user]:<password>\")\ndiff --git a/cmd/cc-backend/main.go b/cmd/cc-backend/main.go\nindex 12faeae5..f8f0a767 100644\n--- a/cmd/cc-backend/main.go\n+++ b/cmd/cc-backend/main.go\n@@ -14,6 +14,7 @@ import (\n \t\"fmt\"\n \t\"os\"\n \t\"os/signal\"\n+\tgoruntime \"runtime\"\n \t\"runtime/debug\"\n \t\"strings\"\n \t\"sync\"\n@@ -536,6 +537,43 @@ func run() error {\n \t\treturn err\n \t}\n \n+\t// Handle checkpoint cleanup\n+\tif flagCleanupCheckpoints {\n+\t\tmscfg := ccconf.GetPackageConfig(\"metric-store\")\n+\t\tif mscfg == nil {\n+\t\t\treturn fmt.Errorf(\"metric-store configuration required for checkpoint cleanup\")\n+\t\t}\n+\t\tif err := json.Unmarshal(mscfg, &metricstore.Keys); err != nil {\n+\t\t\treturn fmt.Errorf(\"decoding metric-store config: %w\", err)\n+\t\t}\n+\t\tif metricstore.Keys.NumWorkers <= 0 {\n+\t\t\tmetricstore.Keys.NumWorkers = min(goruntime.NumCPU()/2+1, metricstore.DefaultMaxWorkers)\n+\t\t}\n+\n+\t\td, err := time.ParseDuration(metricstore.Keys.RetentionInMemory)\n+\t\tif err != nil {\n+\t\t\treturn fmt.Errorf(\"parsing retention-in-memory: %w\", err)\n+\t\t}\n+\t\tfrom := time.Now().Add(-d)\n+\t\tdeleteMode := metricstore.Keys.Cleanup == nil || metricstore.Keys.Cleanup.Mode != \"archive\"\n+\t\tcleanupDir := \"\"\n+\t\tif !deleteMode {\n+\t\t\tcleanupDir = metricstore.Keys.Cleanup.RootDir\n+\t\t}\n+\n+\t\tcclog.Infof(\"Cleaning up checkpoints older than %s...\", from.Format(time.RFC3339))\n+\t\tn, err := metricstore.CleanupCheckpoints(\n+\t\t\tmetricstore.Keys.Checkpoints.RootDir, cleanupDir, from.Unix(), deleteMode)\n+\t\tif err != nil {\n+\t\t\treturn fmt.Errorf(\"checkpoint cleanup: %w\", err)\n+\t\t}\n+\t\tif deleteMode {\n+\t\t\tcclog.Exitf(\"Cleanup done: %d checkpoint files deleted.\", n)\n+\t\t} else {\n+\t\t\tcclog.Exitf(\"Cleanup done: %d checkpoint files archived to parquet.\", n)\n+\t\t}\n+\t}\n+\n \t// Exit if start server is not requested\n \tif !flagServer {\n \t\tcclog.Exit(\"No errors, server flag not set. Exiting cc-backend.\")","is_error":false}]},"uuid":"22879121-6ddc-430c-92a9-28599dd403d5","timestamp":"2026-03-25T06:13:16.680Z"},"type":"agent_progress","prompt":"","agentId":"aab4fe4f42fa10291"},"toolUseID":"agent_msg_01NteUymyvFJzYRQgsp2cSWq","parentToolUseID":"toolu_016EJJZbnXtEPerNUgxUapUx","uuid":"b173a794-0a8e-4027-b9f9-e0a242386039","timestamp":"2026-03-25T06:13:16.786Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"c14c3038-8a75-4a88-bfb4-67d9d9e32ce9","isSidechain":false,"type":"progress","data":{"message":{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_018NBE1HHaxgNmAh3Avtsh6o","type":"tool_result","content":"commit 0325d9e866ec97994e77770ca189838c0ee3b3f0\nAuthor: Jan Eitzinger <jan@moebiusband.org>\nDate: Tue Mar 24 06:53:12 2026 +0100\n\n fix: Increase throughput for WAL writers\n \n Entire-Checkpoint: ddd40d290c56\n\ndiff --git a/pkg/metricstore/walCheckpoint.go b/pkg/metricstore/walCheckpoint.go\nindex 38585cf5..85e5047e 100644\n--- a/pkg/metricstore/walCheckpoint.go\n+++ b/pkg/metricstore/walCheckpoint.go\n@@ -69,6 +69,7 @@ import (\n \t\"strings\"\n \t\"sync\"\n \t\"sync/atomic\"\n+\t\"time\"\n \n \tcclog \"github.com/ClusterCockpit/cc-lib/v2/ccLogger\"\n \t\"github.com/ClusterCockpit/cc-lib/v2/schema\"\n@@ -111,10 +112,16 @@ type walRotateReq struct {\n \n // walFileState holds an open WAL file handle and buffered writer for one host directory.\n type walFileState struct {\n-\tf *os.File\n-\tw *bufio.Writer\n+\tf *os.File\n+\tw *bufio.Writer\n+\tdirty bool\n }\n \n+// walFlushInterval controls how often dirty WAL files are flushed to disk.\n+// Decoupling flushes from message processing lets the consumer run at memory\n+// speed, amortizing syscall overhead across many writes.\n+const walFlushInterval = 5 * time.Second\n+\n // walShardIndex computes which shard a message belongs to based on cluster+node.\n // Uses FNV-1a hash for fast, well-distributed mapping.\n func walShardIndex(cluster, node string) int {\n@@ -222,6 +229,7 @@ func WALStaging(wg *sync.WaitGroup, ctx context.Context) {\n \t\t\t\tif err := writeWALRecordDirect(ws.w, msg); err != nil {\n \t\t\t\t\tcclog.Errorf(\"[METRICSTORE]> WAL: write record: %v\", err)\n \t\t\t\t}\n+\t\t\t\tws.dirty = true\n \t\t\t}\n \n \t\t\tprocessRotate := func(req walRotateReq) {\n@@ -238,10 +246,11 @@ func WALStaging(wg *sync.WaitGroup, ctx context.Context) {\n \t\t\t\tclose(req.done)\n \t\t\t}\n \n-\t\t\tflushAll := func() {\n+\t\t\tflushDirty := func() {\n \t\t\t\tfor _, ws := range hostFiles {\n-\t\t\t\t\tif ws.f != nil {\n+\t\t\t\t\tif ws.dirty {\n \t\t\t\t\t\tws.w.Flush()\n+\t\t\t\t\t\tws.dirty = false\n \t\t\t\t\t}\n \t\t\t\t}\n \t\t\t}\n@@ -257,12 +266,35 @@ func WALStaging(wg *sync.WaitGroup, ctx context.Context) {\n \t\t\t\t\tcase req := <-rotateCh:\n \t\t\t\t\t\tprocessRotate(req)\n \t\t\t\t\tdefault:\n-\t\t\t\t\t\tflushAll()\n+\t\t\t\t\t\tflushDirty()\n \t\t\t\t\t\treturn\n \t\t\t\t\t}\n \t\t\t\t}\n \t\t\t}\n \n+\t\t\tticker := time.NewTicker(walFlushInterval)\n+\t\t\tdefer ticker.Stop()\n+\n+\t\t\t// drainBatch processes up to 4096 pending messages without blocking.\n+\t\t\t// Returns false if the channel was closed.\n+\t\t\tdrainBatch := func() bool {\n+\t\t\t\tfor range 4096 {\n+\t\t\t\t\tselect {\n+\t\t\t\t\tcase msg, ok := <-msgCh:\n+\t\t\t\t\t\tif !ok {\n+\t\t\t\t\t\t\tflushDirty()\n+\t\t\t\t\t\t\treturn false\n+\t\t\t\t\t\t}\n+\t\t\t\t\t\tprocessMsg(msg)\n+\t\t\t\t\tcase req := <-rotateCh:\n+\t\t\t\t\t\tprocessRotate(req)\n+\t\t\t\t\tdefault:\n+\t\t\t\t\t\treturn true\n+\t\t\t\t\t}\n+\t\t\t\t}\n+\t\t\t\treturn true\n+\t\t\t}\n+\n \t\t\tfor {\n \t\t\t\tselect {\n \t\t\t\tcase <-ctx.Done():\n@@ -273,23 +305,12 @@ func WALStaging(wg *sync.WaitGroup, ctx context.Context) {\n \t\t\t\t\t\treturn\n \t\t\t\t\t}\n \t\t\t\t\tprocessMsg(msg)\n-\n-\t\t\t\t\t// Drain up to 256 more messages without blocking to batch writes.\n-\t\t\t\t\tfor range 256 {\n-\t\t\t\t\t\tselect {\n-\t\t\t\t\t\tcase msg, ok := <-msgCh:\n-\t\t\t\t\t\t\tif !ok {\n-\t\t\t\t\t\t\t\treturn\n-\t\t\t\t\t\t\t}\n-\t\t\t\t\t\t\tprocessMsg(msg)\n-\t\t\t\t\t\tcase req := <-rotateCh:\n-\t\t\t\t\t\t\tprocessRotate(req)\n-\t\t\t\t\t\tdefault:\n-\t\t\t\t\t\t\tgoto flushed\n-\t\t\t\t\t\t}\n+\t\t\t\t\tif !drainBatch() {\n+\t\t\t\t\t\treturn\n \t\t\t\t\t}\n-\t\t\t\tflushed:\n-\t\t\t\t\tflushAll()\n+\t\t\t\t\t// No flush here — timer handles periodic flushing.\n+\t\t\t\tcase <-ticker.C:\n+\t\t\t\t\tflushDirty()\n \t\t\t\tcase req := <-rotateCh:\n \t\t\t\t\tprocessRotate(req)\n \t\t\t\t}","is_error":false}]},"uuid":"d1efa439-609f-4cb2-9caa-901db99b1a50","timestamp":"2026-03-25T06:13:16.836Z"},"type":"agent_progress","prompt":"","agentId":"aab4fe4f42fa10291"},"toolUseID":"agent_msg_01NteUymyvFJzYRQgsp2cSWq","parentToolUseID":"toolu_016EJJZbnXtEPerNUgxUapUx","uuid":"51865e10-8638-46ee-92ca-b257f2cb5a8a","timestamp":"2026-03-25T06:13:16.837Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"55df31f1-16cc-446c-8bdd-ce03ae58e96c","isSidechain":false,"type":"progress","data":{"message":{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01KojQS5rDD3PQD7dqU8vUog","type":"tool_result","content":"commit 93a9d732a48cf3c9dc1969d467c8a4b6ecf99adb\nAuthor: Jan Eitzinger <jan@moebiusband.org>\nDate: Tue Mar 24 07:17:34 2026 +0100\n\n fix: Improve shutdown time\n \n Entire-Checkpoint: a4d012e1edcf\n\ndiff --git a/cmd/cc-backend/server.go b/cmd/cc-backend/server.go\nindex 4e6120e9..b37d3450 100644\n--- a/cmd/cc-backend/server.go\n+++ b/cmd/cc-backend/server.go\n@@ -18,6 +18,7 @@ import (\n \t\"net/http\"\n \t\"os\"\n \t\"strings\"\n+\t\"sync\"\n \t\"time\"\n \n \t\"github.com/99designs/gqlgen/graphql\"\n@@ -399,16 +400,6 @@ func (s *Server) Start(ctx context.Context) error {\n \t\treturn fmt.Errorf(\"dropping privileges: %w\", err)\n \t}\n \n-\t// Handle context cancellation for graceful shutdown\n-\tgo func() {\n-\t\t<-ctx.Done()\n-\t\tshutdownCtx, cancel := context.WithTimeout(context.Background(), 30*time.Second)\n-\t\tdefer cancel()\n-\t\tif err := s.server.Shutdown(shutdownCtx); err != nil {\n-\t\t\tcclog.Errorf(\"Server shutdown error: %v\", err)\n-\t\t}\n-\t}()\n-\n \tif err = s.server.Serve(listener); err != nil && err != http.ErrServerClosed {\n \t\treturn fmt.Errorf(\"server failed: %w\", err)\n \t}\n@@ -416,8 +407,7 @@ func (s *Server) Start(ctx context.Context) error {\n }\n \n func (s *Server) Shutdown(ctx context.Context) {\n-\t// Create a shutdown context with timeout\n-\tshutdownCtx, cancel := context.WithTimeout(ctx, 30*time.Second)\n+\tshutdownCtx, cancel := context.WithTimeout(ctx, 5*time.Second)\n \tdefer cancel()\n \n \tnc := nats.GetClient()\n@@ -425,20 +415,36 @@ func (s *Server) Shutdown(ctx context.Context) {\n \t\tnc.Close()\n \t}\n \n-\t// First shut down the server gracefully (waiting for all ongoing requests)\n \tif err := s.server.Shutdown(shutdownCtx); err != nil {\n \t\tcclog.Errorf(\"Server shutdown error: %v\", err)\n \t}\n \n-\t// Archive all the metric store data\n-\tms := metricstore.GetMemoryStore()\n+\t// Run metricstore and archiver shutdown concurrently.\n+\t// They are independent: metricstore writes .bin snapshots,\n+\t// archiver flushes pending job archives.\n+\tdone := make(chan struct{})\n+\tgo func() {\n+\t\tdefer close(done)\n+\t\tvar wg sync.WaitGroup\n \n-\tif ms != nil {\n-\t\tmetricstore.Shutdown()\n-\t}\n+\t\tif ms := metricstore.GetMemoryStore(); ms != nil {\n+\t\t\twg.Go(func() {\n+\t\t\t\tmetricstore.Shutdown()\n+\t\t\t})\n+\t\t}\n+\n+\t\twg.Go(func() {\n+\t\t\tif err := archiver.Shutdown(10 * time.Second); err != nil {\n+\t\t\t\tcclog.Warnf(\"Archiver shutdown: %v\", err)\n+\t\t\t}\n+\t\t})\n+\n+\t\twg.Wait()\n+\t}()\n \n-\t// Shutdown archiver with 10 second timeout for fast shutdown\n-\tif err := archiver.Shutdown(10 * time.Second); err != nil {\n-\t\tcclog.Warnf(\"Archiver shutdown: %v\", err)\n+\tselect {\n+\tcase <-done:\n+\tcase <-time.After(10 * time.Second):\n+\t\tcclog.Warn(\"Shutdown deadline exceeded, forcing exit\")\n \t}\n }","is_error":false}]},"uuid":"5d81d658-de71-4b35-9dca-7274fa8f5207","timestamp":"2026-03-25T06:13:18.990Z"},"type":"agent_progress","prompt":"","agentId":"aab4fe4f42fa10291"},"toolUseID":"agent_msg_01NteUymyvFJzYRQgsp2cSWq","parentToolUseID":"toolu_016EJJZbnXtEPerNUgxUapUx","uuid":"c64f8057-1645-466c-8bb3-9083b2a0bea7","timestamp":"2026-03-25T06:13:19.156Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"a2af4b03-636a-4e7b-a775-4d51c8aea8f1","isSidechain":false,"type":"progress","data":{"message":{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_019VuC37iZHrVpqPaajQNGiT","type":"tool_result","content":"commit 6f7dda53ee1d98481855effeadfd8a2e7d26c7ec\nAuthor: Jan Eitzinger <jan@moebiusband.org>\nDate: Tue Mar 24 07:03:46 2026 +0100\n\n Cleanup\n \n Entire-Checkpoint: ed68d32218ac\n\ndiff --git a/pkg/metricstore/walCheckpoint.go b/pkg/metricstore/walCheckpoint.go\nindex 85e5047e..57064e5f 100644\n--- a/pkg/metricstore/walCheckpoint.go\n+++ b/pkg/metricstore/walCheckpoint.go\n@@ -434,69 +434,6 @@ func writeWALRecordDirect(w *bufio.Writer, msg *WALMessage) error {\n \treturn err\n }\n \n-// buildWALPayload encodes a WALMessage into a binary payload (without magic/length/CRC).\n-func buildWALPayload(msg *WALMessage) []byte {\n-\tsize := 8 + 2 + len(msg.MetricName) + 1 + 4\n-\tfor _, s := range msg.Selector {\n-\t\tsize += 1 + len(s)\n-\t}\n-\n-\tbuf := make([]byte, 0, size)\n-\n-\t// Timestamp (8 bytes, little-endian int64)\n-\tvar ts [8]byte\n-\tbinary.LittleEndian.PutUint64(ts[:], uint64(msg.Timestamp))\n-\tbuf = append(buf, ts[:]...)\n-\n-\t// Metric name (2-byte length prefix + bytes)\n-\tvar mLen [2]byte\n-\tbinary.LittleEndian.PutUint16(mLen[:], uint16(len(msg.MetricName)))\n-\tbuf = append(buf, mLen[:]...)\n-\tbuf = append(buf, msg.MetricName...)\n-\n-\t// Selector count (1 byte)\n-\tbuf = append(buf, byte(len(msg.Selector)))\n-\n-\t// Selectors (1-byte length prefix + bytes each)\n-\tfor _, sel := range msg.Selector {\n-\t\tbuf = append(buf, byte(len(sel)))\n-\t\tbuf = append(buf, sel...)\n-\t}\n-\n-\t// Value (4 bytes, float32 bit representation)\n-\tvar val [4]byte\n-\tbinary.LittleEndian.PutUint32(val[:], math.Float32bits(float32(msg.Value)))\n-\tbuf = append(buf, val[:]...)\n-\n-\treturn buf\n-}\n-\n-// writeWALRecord appends a binary WAL record to the writer.\n-// Format: [4B magic][4B payload_len][payload][4B CRC32]\n-func writeWALRecord(w io.Writer, msg *WALMessage) error {\n-\tpayload := buildWALPayload(msg)\n-\tcrc := crc32.ChecksumIEEE(payload)\n-\n-\trecord := make([]byte, 0, 4+4+len(payload)+4)\n-\n-\tvar magic [4]byte\n-\tbinary.LittleEndian.PutUint32(magic[:], walRecordMagic)\n-\trecord = append(record, magic[:]...)\n-\n-\tvar pLen [4]byte\n-\tbinary.LittleEndian.PutUint32(pLen[:], uint32(len(payload)))\n-\trecord = append(record, pLen[:]...)\n-\n-\trecord = append(record, payload...)\n-\n-\tvar crcBytes [4]byte\n-\tbinary.LittleEndian.PutUint32(crcBytes[:], crc)\n-\trecord = append(record, crcBytes[:]...)\n-\n-\t_, err := w.Write(record)\n-\treturn err\n-}\n-\n // readWALRecord reads one WAL record from the reader.\n // Returns (nil, nil) on clean EOF. Returns error on data corruption.\n // A CRC mismatch indicates a truncated trailing record (expected on crash).","is_error":false}]},"uuid":"cfb3b5f6-59e2-44e9-9a2b-4fada3fcb035","timestamp":"2026-03-25T06:13:19.210Z"},"type":"agent_progress","prompt":"","agentId":"aab4fe4f42fa10291"},"toolUseID":"agent_msg_01NteUymyvFJzYRQgsp2cSWq","parentToolUseID":"toolu_016EJJZbnXtEPerNUgxUapUx","uuid":"afae04cb-a9f2-4cc8-8771-849819bba6cd","timestamp":"2026-03-25T06:13:19.335Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"b5e5a137-a528-4865-9257-d4e1cc522787","isSidechain":false,"type":"progress","data":{"message":{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01KyqH2rb25kb52T3anLpDrv","type":"tool_result","content":"commit bd7125a52e3dcaa7aba6545ccf6131915825027f\nAuthor: Christoph Kluge <christoph.kluge@fau.de>\nDate: Tue Mar 24 15:00:41 2026 +0100\n\n review doubleranged filters, fix and improve valeu selection\n\ndiff --git a/internal/repository/jobQuery.go b/internal/repository/jobQuery.go\nindex 36c5892e..5256bacb 100644\n--- a/internal/repository/jobQuery.go\n+++ b/internal/repository/jobQuery.go\n@@ -280,11 +280,11 @@ func BuildWhereClause(filter *model.JobFilter, query sq.SelectBuilder) sq.Select\n \n // buildIntCondition creates clauses for integer range filters, using BETWEEN only if required.\n func buildIntCondition(field string, cond *config.IntRange, query sq.SelectBuilder) sq.SelectBuilder {\n-\tif cond.From != 1 && cond.To != 0 {\n+\tif cond.From > 0 && cond.To > 0 {\n \t\treturn query.Where(field+\" BETWEEN ? AND ?\", cond.From, cond.To)\n-\t} else if cond.From != 1 && cond.To == 0 {\n+\t} else if cond.From > 0 && cond.To == 0 {\n \t\treturn query.Where(field+\" >= ?\", cond.From)\n-\t} else if cond.From == 1 && cond.To != 0 {\n+\t} else if cond.From == 0 && cond.To > 0 {\n \t\treturn query.Where(field+\" <= ?\", cond.To)\n \t} else {\n \t\treturn query\n@@ -293,11 +293,11 @@ func buildIntCondition(field string, cond *config.IntRange, query sq.SelectBuild\n \n // buildFloatCondition creates a clauses for float range filters, using BETWEEN only if required.\n func buildFloatCondition(field string, cond *model.FloatRange, query sq.SelectBuilder) sq.SelectBuilder {\n-\tif cond.From != 1.0 && cond.To != 0.0 {\n+\tif cond.From > 0.0 && cond.To > 0.0 {\n \t\treturn query.Where(field+\" BETWEEN ? AND ?\", cond.From, cond.To)\n-\t} else if cond.From != 1.0 && cond.To == 0.0 {\n+\t} else if cond.From > 0.0 && cond.To == 0.0 {\n \t\treturn query.Where(field+\" >= ?\", cond.From)\n-\t} else if cond.From == 1.0 && cond.To != 0.0 {\n+\t} else if cond.From == 0.0 && cond.To > 0.0 {\n \t\treturn query.Where(field+\" <= ?\", cond.To)\n \t} else {\n \t\treturn query\n@@ -339,11 +339,11 @@ func buildTimeCondition(field string, cond *config.TimeRange, query sq.SelectBui\n // buildFloatJSONCondition creates a filter on a numeric field within the footprint JSON column, using BETWEEN only if required.\n func buildFloatJSONCondition(jsonField string, cond *model.FloatRange, query sq.SelectBuilder) sq.SelectBuilder {\n \tquery = query.Where(\"JSON_VALID(footprint)\")\n-\tif cond.From != 1.0 && cond.To != 0.0 {\n+\tif cond.From > 0.0 && cond.To > 0.0 {\n \t\treturn query.Where(\"JSON_EXTRACT(footprint, \\\"$.\"+jsonField+\"\\\") BETWEEN ? AND ?\", cond.From, cond.To)\n-\t} else if cond.From != 1.0 && cond.To == 0.0 {\n+\t} else if cond.From > 0.0 && cond.To == 0.0 {\n \t\treturn query.Where(\"JSON_EXTRACT(footprint, \\\"$.\"+jsonField+\"\\\") >= ?\", cond.From)\n-\t} else if cond.From == 1.0 && cond.To != 0.0 {\n+\t} else if cond.From == 0.0 && cond.To > 0.0 {\n \t\treturn query.Where(\"JSON_EXTRACT(footprint, \\\"$.\"+jsonField+\"\\\") <= ?\", cond.To)\n \t} else {\n \t\treturn query\ndiff --git a/internal/routerConfig/routes.go b/internal/routerConfig/routes.go\nindex e24038e2..78bab931 100644\n--- a/internal/routerConfig/routes.go\n+++ b/internal/routerConfig/routes.go\n@@ -308,7 +308,7 @@ func buildFilterPresets(query url.Values) map[string]any {\n \t\t\tif parts[0] == \"lessthan\" {\n \t\t\t\tlt, lte := strconv.Atoi(parts[1])\n \t\t\t\tif lte == nil {\n-\t\t\t\t\tfilterPresets[\"numNodes\"] = map[string]int{\"from\": 1, \"to\": lt}\n+\t\t\t\t\tfilterPresets[\"numNodes\"] = map[string]int{\"from\": 0, \"to\": lt}\n \t\t\t\t}\n \t\t\t} else if parts[0] == \"morethan\" {\n \t\t\t\tmt, mte := strconv.Atoi(parts[1])\n@@ -330,7 +330,7 @@ func buildFilterPresets(query url.Values) map[string]any {\n \t\t\tif parts[0] == \"lessthan\" {\n \t\t\t\tlt, lte := strconv.Atoi(parts[1])\n \t\t\t\tif lte == nil {\n-\t\t\t\t\tfilterPresets[\"numHWThreads\"] = map[string]int{\"from\": 1, \"to\": lt}\n+\t\t\t\t\tfilterPresets[\"numHWThreads\"] = map[string]int{\"from\": 0, \"to\": lt}\n \t\t\t\t}\n \t\t\t} else if parts[0] == \"morethan\" {\n \t\t\t\tmt, mte := strconv.Atoi(parts[1])\n@@ -352,7 +352,7 @@ func buildFilterPresets(query url.Values) map[string]any {\n \t\t\tif parts[0] == \"lessthan\" {\n \t\t\t\tlt, lte := strconv.Atoi(parts[1])\n \t\t\t\tif lte == nil {\n-\t\t\t\t\tfilterPresets[\"numAccelerators\"] = map[string]int{\"from\": 1, \"to\": lt}\n+\t\t\t\t\tfilterPresets[\"numAccelerators\"] = map[string]int{\"from\": 0, \"to\": lt}\n \t\t\t\t}\n \t\t\t} else if parts[0] == \"morethan\" {\n \t\t\t\tmt, mte := strconv.Atoi(parts[1])\n@@ -408,7 +408,7 @@ func buildFilterPresets(query url.Values) map[string]any {\n \t\t\tif parts[0] == \"lessthan\" {\n \t\t\t\tlt, lte := strconv.Atoi(parts[1])\n \t\t\t\tif lte == nil {\n-\t\t\t\t\tfilterPresets[\"energy\"] = map[string]int{\"from\": 1, \"to\": lt}\n+\t\t\t\t\tfilterPresets[\"energy\"] = map[string]int{\"from\": 0, \"to\": lt}\n \t\t\t\t}\n \t\t\t} else if parts[0] == \"morethan\" {\n \t\t\t\tmt, mte := strconv.Atoi(parts[1])\n@@ -434,7 +434,7 @@ func buildFilterPresets(query url.Values) map[string]any {\n \t\t\t\t\tif lte == nil {\n \t\t\t\t\t\tstatEntry := map[string]any{\n \t\t\t\t\t\t\t\"field\": parts[0],\n-\t\t\t\t\t\t\t\"from\": 1,\n+\t\t\t\t\t\t\t\"from\": 0,\n \t\t\t\t\t\t\t\"to\": lt,\n \t\t\t\t\t\t}\n \t\t\t\t\t\tstatList = append(statList, statEntry)\ndiff --git a/web/frontend/src/generic/Filters.svelte b/web/frontend/src/generic/Filters.svelte\nindex 02f801a0..3c0091ad 100644\n--- a/web/frontend/src/generic/Filters.svelte\n+++ b/web/frontend/src/generic/Filters.svelte\n@@ -166,12 +166,12 @@\n items.push({ project: { [filters.projectMatch]: filters.project } });\n if (filters.user)\n items.push({ user: { [filters.userMatch]: filters.user } });\n- if (filters.numNodes.from != null || filters.numNodes.to != null) {\n+ if (filters.numNodes.from != null && filters.numNodes.to != null) {\n items.push({\n numNodes: { from: filters.numNodes.from, to: filters.numNodes.to },\n });\n }\n- if (filters.numAccelerators.from != null || filters.numAccelerators.to != null) {\n+ if (filters.numAccelerators.from != null && filters.numAccelerators.to != null) {\n items.push({\n numAccelerators: {\n from: filters.numAccelerators.from,\n@@ -179,7 +179,7 @@\n },\n });\n }\n- if (filters.numHWThreads.from != null || filters.numHWThreads.to != null) {\n+ if (filters.numHWThreads.from != null && filters.numHWThreads.to != null) {\n items.push({\n numHWThreads: {\n from: filters.numHWThreads.from,\n@@ -206,14 +206,21 @@\n items.push({ duration: { to: filters.duration.lessThan, from: 0 } });\n if (filters.duration.moreThan)\n items.push({ duration: { to: 0, from: filters.duration.moreThan } });\n- if (filters.energy.from != null || filters.energy.to != null)\n+ if (filters.energy.from != null && filters.energy.to != null)\n items.push({\n energy: { from: filters.energy.from, to: filters.energy.to },\n });\n if (filters.jobId)\n items.push({ jobId: { [filters.jobIdMatch]: filters.jobId } });\n- if (filters.stats.length != 0)\n- items.push({ metricStats: filters.stats.map((st) => { return { metricName: st.field, range: { from: st.from, to: st.to }} }) });\n+ if (filters.stats.length != 0) {\n+ const metricStats = [];\n+ filters.stats.forEach((st) => {\n+ if (st.from != null && st.to != null) \n+ metricStats.push({ metricName: st.field, range: { from: st.from, to: st.to }});\n+ });\n+ if (metricStats.length != 0)\n+ items.push({metricStats})\n+ };\n if (filters.node) items.push({ node: { [filters.nodeMatch]: filters.node } });\n if (filters.jobName) items.push({ jobName: { contains: filters.jobName } });\n if (filters.schedule) items.push({ schedule: filters.schedule });\n@@ -280,40 +287,40 @@\n opts.push(`duration=morethan-${filters.duration.moreThan}`);\n if (filters.tags.length != 0)\n for (let tag of filters.tags) opts.push(`tag=${tag}`);\n- if (filters.numNodes.from > 1 && filters.numNodes.to > 0)\n+ if (filters.numNodes.from > 0 && filters.numNodes.to > 0)\n opts.push(`numNodes=${filters.numNodes.from}-${filters.numNodes.to}`);\n- else if (filters.numNodes.from > 1 && filters.numNodes.to == 0)\n+ else if (filters.numNodes.from > 0 && filters.numNodes.to == 0)\n opts.push(`numNodes=morethan-${filters.numNodes.from}`);\n- else if (filters.numNodes.from == 1 && filters.numNodes.to > 0)\n+ else if (filters.numNodes.from == 0 && filters.numNodes.to > 0)\n opts.push(`numNodes=lessthan-${filters.numNodes.to}`);\n- if (filters.numHWThreads.from > 1 && filters.numHWThreads.to > 0)\n+ if (filters.numHWThreads.from > 0 && filters.numHWThreads.to > 0)\n opts.push(`numHWThreads=${filters.numHWThreads.from}-${filters.numHWThreads.to}`);\n- else if (filters.numHWThreads.from > 1 && filters.numHWThreads.to == 0)\n+ else if (filters.numHWThreads.from > 0 && filters.numHWThreads.to == 0)\n opts.push(`numHWThreads=morethan-${filters.numHWThreads.from}`);\n- else if (filters.numHWThreads.from == 1 && filters.numHWThreads.to > 0)\n+ else if (filters.numHWThreads.from == 0 && filters.numHWThreads.to > 0)\n opts.push(`numHWThreads=lessthan-${filters.numHWThreads.to}`);\n- if (filters.numAccelerators.from && filters.numAccelerators.to)\n+ if (filters.numAccelerators.from > 0 && filters.numAccelerators.to > 0)\n opts.push(`numAccelerators=${filters.numAccelerators.from}-${filters.numAccelerators.to}`);\n- else if (filters.numAccelerators.from > 1 && filters.numAccelerators.to == 0)\n+ else if (filters.numAccelerators.from > 0 && filters.numAccelerators.to == 0)\n opts.push(`numAccelerators=morethan-${filters.numAccelerators.from}`);\n- else if (filters.numAccelerators.from == 1 && filters.numAccelerators.to > 0)\n+ else if (filters.numAccelerators.from == 0 && filters.numAccelerators.to > 0)\n opts.push(`numAccelerators=lessthan-${filters.numAccelerators.to}`);\n if (filters.node) opts.push(`node=${filters.node}`);\n if (filters.node && filters.nodeMatch != \"eq\") // \"eq\" is default-case\n opts.push(`nodeMatch=${filters.nodeMatch}`);\n- if (filters.energy.from > 1 && filters.energy.to > 0)\n+ if (filters.energy.from > 0 && filters.energy.to > 0)\n opts.push(`energy=${filters.energy.from}-${filters.energy.to}`);\n- else if (filters.energy.from > 1 && filters.energy.to == 0)\n+ else if (filters.energy.from > 0 && filters.energy.to == 0)\n opts.push(`energy=morethan-${filters.energy.from}`);\n- else if (filters.energy.from == 1 && filters.energy.to > 0)\n+ else if (filters.energy.from == 0 && filters.energy.to > 0)\n opts.push(`energy=lessthan-${filters.energy.to}`);\n if (filters.stats.length > 0)\n for (let stat of filters.stats) {\n- if (stat.from > 1 && stat.to > 0)\n+ if (stat.from > 0 && stat.to > 0)\n opts.push(`stat=${stat.field}-${stat.from}-${stat.to}`);\n- else if (stat.from > 1 && stat.to == 0)\n+ else if (stat.from > 0 && stat.to == 0)\n opts.push(`stat=${stat.field}-morethan-${stat.from}`);\n- else if (stat.from == 1 && stat.to > 0)\n+ else if (stat.from == 0 && stat.to > 0)\n opts.push(`stat=${stat.field}-lessthan-${stat.to}`);\n }\n // Build && Return\n@@ -511,43 +518,43 @@\n </Info>\n {/if}\n \n- {#if filters.numNodes.from > 1 && filters.numNodes.to > 0}\n+ {#if filters.numNodes.from > 0 && filters.numNodes.to > 0}\n <Info icon=\"hdd-stack\" onclick={() => (isResourcesOpen = true)}>\n Nodes: {filters.numNodes.from} - {filters.numNodes.to}\n </Info>\n- {:else if filters.numNodes.from > 1 && filters.numNodes.to == 0}\n+ {:else if filters.numNodes.from > 0 && filters.numNodes.to == 0}\n <Info icon=\"hdd-stack\" onclick={() => (isResourcesOpen = true)}>\n ≥ {filters.numNodes.from} Node(s)\n </Info>\n- {:else if filters.numNodes.from == 1 && filters.numNodes.to > 0}\n+ {:else if filters.numNodes.from == 0 && filters.numNodes.to > 0}\n <Info icon=\"hdd-stack\" onclick={() => (isResourcesOpen = true)}>\n ≤ {filters.numNodes.to} Node(s)\n </Info>\n {/if}\n \n- {#if filters.numHWThreads.from > 1 && filters.numHWThreads.to > 0}\n+ {#if filters.numHWThreads.from > 0 && filters.numHWThreads.to > 0}\n <Info icon=\"cpu\" onclick={() => (isResourcesOpen = true)}>\n HWThreads: {filters.numHWThreads.from} - {filters.numHWThreads.to}\n </Info>\n- {:else if filters.numHWThreads.from > 1 && filters.numHWThreads.to == 0}\n+ {:else if filters.numHWThreads.from > 0 && filters.numHWThreads.to == 0}\n <Info icon=\"cpu\" onclick={() => (isResourcesOpen = true)}>\n ≥ {filters.numHWThreads.from} HWThread(s)\n </Info>\n- {:else if filters.numHWThreads.from == 1 && filters.numHWThreads.to > 0}\n+ {:else if filters.numHWThreads.from == 0 && filters.numHWThreads.to > 0}\n <Info icon=\"cpu\" onclick={() => (isResourcesOpen = true)}>\n ≤ {filters.numHWThreads.to} HWThread(s)\n </Info>\n {/if}\n \n- {#if filters.numAccelerators.from > 1 && filters.numAccelerators.to > 0}\n+ {#if filters.numAccelerators.from > 0 && filters.numAccelerators.to > 0}\n <Info icon=\"gpu-card\" onclick={() => (isResourcesOpen = true)}>\n Accelerators: {filters.numAccelerators.from} - {filters.numAccelerators.to}\n </Info>\n- {:else if filters.numAccelerators.from > 1 && filters.numAccelerators.to == 0}\n+ {:else if filters.numAccelerators.from > 0 && filters.numAccelerators.to == 0}\n <Info icon=\"gpu-card\" onclick={() => (isResourcesOpen = true)}>\n ≥ {filters.numAccelerators.from} Acc(s)\n </Info>\n- {:else if filters.numAccelerators.from == 1 && filters.numAccelerators.to > 0}\n+ {:else if filters.numAccelerators.from == 0 && filters.numAccelerators.to > 0}\n <Info icon=\"gpu-card\" onclick={() => (isResourcesOpen = true)}>\n ≤ {filters.numAccelerators.to} Acc(s)\n </Info>\n@@ -559,15 +566,15 @@\n </Info>\n {/if}\n \n- {#if filters.energy.from > 1 && filters.energy.to > 0}\n+ {#if filters.energy.from > 0 && filters.energy.to > 0}\n <Info icon=\"lightning-charge-fill\" onclick={() => (isEnergyOpen = true)}>\n Total Energy: {filters.energy.from} - {filters.energy.to} kWh\n </Info>\n- {:else if filters.energy.from > 1 && filters.energy.to == 0}\n+ {:else if filters.energy.from > 0 && filters.energy.to == 0}\n <Info icon=\"lightning-charge-fill\" onclick={() => (isEnergyOpen = true)}>\n Total Energy ≥ {filters.energy.from} kWh\n </Info>\n- {:else if filters.energy.from == 1 && filters.energy.to > 0}\n+ {:else if filters.energy.from == 0 && filters.energy.to > 0}\n <Info icon=\"lightning-charge-fill\" onclick={() => (isEnergyOpen = true)}>\n Total Energy ≤ {filters.energy.to} kWh\n </Info>\n@@ -575,15 +582,15 @@\n \n {#if filters.stats.length > 0}\n {#each filters.stats as stat}\n- {#if stat.from > 1 && stat.to > 0}\n+ {#if stat.from > 0 && stat.to > 0}\n <Info icon=\"bar-chart\" onclick={() => (isStatsOpen = true)}>\n {stat.field}: {stat.from} - {stat.to} {stat.unit}\n </Info> \n- {:else if stat.from > 1 && stat.to == 0}\n+ {:else if stat.from > 0 && stat.to == 0}\n <Info icon=\"bar-chart\" onclick={() => (isStatsOpen = true)}>\n {stat.field} ≥ {stat.from} {stat.unit}\n </Info> \n- {:else if stat.from == 1 && stat.to > 0}\n+ {:else if stat.from == 0 && stat.to > 0}\n <Info icon=\"bar-chart\" onclick={() => (isStatsOpen = true)}>\n {stat.field} ≤ {stat.to} {stat.unit}\n </Info> \ndiff --git a/web/frontend/src/generic/filters/Energy.svelte b/web/frontend/src/generic/filters/Energy.svelte\nindex dc532c86..c8013b1b 100644\n--- a/web/frontend/src/generic/filters/Energy.svelte\n+++ b/web/frontend/src/generic/filters/Energy.svelte\n@@ -28,31 +28,29 @@\n } = $props();\n \n /* Const */\n- const minEnergyPreset = 1;\n+ const minEnergyPreset = 0;\n const maxEnergyPreset = 100;\n \n /* Derived */\n // Pending\n let pendingEnergyState = $derived({\n- from: presetEnergy?.from ? presetEnergy.from : minEnergyPreset,\n- to: !(presetEnergy.to == null || presetEnergy.to == 0) ? presetEnergy.to : maxEnergyPreset,\n+ from: presetEnergy?.from || minEnergyPreset,\n+ to: (presetEnergy.to == 0) ? null : presetEnergy.to,\n });\n // Changable\n let energyState = $derived({\n- from: presetEnergy?.from ? presetEnergy.from : minEnergyPreset,\n- to: !(presetEnergy.to == null || presetEnergy.to == 0) ? presetEnergy.to : maxEnergyPreset,\n+ from: presetEnergy?.from || minEnergyPreset,\n+ to: (presetEnergy.to == 0) ? null : presetEnergy.to,\n });\n \n- const energyActive = $derived(!(JSON.stringify(energyState) === JSON.stringify({ from: minEnergyPreset, to: maxEnergyPreset })));\n- // Block Apply if null\n- const disableApply = $derived(energyState.from === null || energyState.to === null);\n+ const energyActive = $derived(!(JSON.stringify(energyState) === JSON.stringify({ from: minEnergyPreset, to: null })));\n \n /* Function */\n function setEnergy() {\n if (energyActive) {\n pendingEnergyState = {\n- from: energyState.from,\n- to: (energyState.to == maxEnergyPreset) ? 0 : energyState.to\n+ from: (!energyState?.from) ? 0 : energyState.from,\n+ to: (energyState.to === null) ? 0 : energyState.to\n };\n } else {\n pendingEnergyState = { from: null, to: null};\n@@ -86,7 +84,6 @@\n <ModalFooter>\n <Button\n color=\"primary\"\n- disabled={disableApply}\n onclick={() => {\n isOpen = false;\n setEnergy();\ndiff --git a/web/frontend/src/generic/filters/Resources.svelte b/web/frontend/src/generic/filters/Resources.svelte\nindex 5314b9dc..a1b7e60d 100644\n--- a/web/frontend/src/generic/filters/Resources.svelte\n+++ b/web/frontend/src/generic/filters/Resources.svelte\n@@ -98,44 +98,38 @@\n // Pending\n let pendingNumNodes = $derived({\n from: presetNumNodes.from,\n- to: (presetNumNodes.to == 0) ? maxNumNodes : presetNumNodes.to\n+ to: (presetNumNodes.to == 0) ? null : presetNumNodes.to\n });\n let pendingNumHWThreads = $derived({\n from: presetNumHWThreads.from,\n- to: (presetNumHWThreads.to == 0) ? maxNumHWThreads : presetNumHWThreads.to\n+ to: (presetNumHWThreads.to == 0) ? null : presetNumHWThreads.to\n });\n let pendingNumAccelerators = $derived({\n from: presetNumAccelerators.from,\n- to: (presetNumAccelerators.to == 0) ? maxNumAccelerators : presetNumAccelerators.to\n+ to: (presetNumAccelerators.to == 0) ? null : presetNumAccelerators.to\n });\n let pendingNamedNode = $derived(presetNamedNode);\n let pendingNodeMatch = $derived(presetNodeMatch);\n // Changable States\n let nodesState = $derived({\n- from: presetNumNodes.from,\n- to: (presetNumNodes.to == 0) ? maxNumNodes : presetNumNodes.to\n+ from: presetNumNodes?.from || 0,\n+ to: (presetNumNodes.to == 0) ? null : presetNumNodes.to\n });\n let threadState = $derived({\n- from: presetNumHWThreads.from,\n- to: (presetNumHWThreads.to == 0) ? maxNumHWThreads : presetNumHWThreads.to\n+ from: presetNumHWThreads?.from || 0,\n+ to: (presetNumHWThreads.to == 0) ? null : presetNumHWThreads.to\n });\n let accState = $derived({\n- from: presetNumAccelerators.from,\n- to: (presetNumAccelerators.to == 0) ? maxNumAccelerators : presetNumAccelerators.to\n+ from: presetNumAccelerators?.from || 0,\n+ to: (presetNumAccelerators.to == 0) ? null : presetNumAccelerators.to\n });\n \n const initialized = $derived(getContext(\"initialized\") || false);\n const clusterInfos = $derived($initialized ? getContext(\"clusters\") : null);\n // Is Selection Active\n- const nodesActive = $derived(!(JSON.stringify(nodesState) === JSON.stringify({ from: 1, to: maxNumNodes })));\n- const threadActive = $derived(!(JSON.stringify(threadState) === JSON.stringify({ from: 1, to: maxNumHWThreads })));\n- const accActive = $derived(!(JSON.stringify(accState) === JSON.stringify({ from: 1, to: maxNumAccelerators })));\n- // Block Apply if null\n- const disableApply = $derived(\n- nodesState.from === null || nodesState.to === null ||\n- threadState.from === null || threadState.to === null ||\n- accState.from === null || accState.to === null\n- );\n+ const nodesActive = $derived(!(JSON.stringify(nodesState) === JSON.stringify({ from: 0, to: null })));\n+ const threadActive = $derived(!(JSON.stringify(threadState) === JSON.stringify({ from: 0, to: null })));\n+ const accActive = $derived(!(JSON.stringify(accState) === JSON.stringify({ from: 0, to: null })));\n \n /* Reactive Effects | Svelte 5 onMount */\n $effect(() => {\n@@ -153,58 +147,28 @@\n }\n });\n \n- $effect(() => {\n- if (\n- $initialized &&\n- pendingNumNodes.from == null &&\n- pendingNumNodes.to == null\n- ) {\n- nodesState = { from: 1, to: maxNumNodes };\n- }\n- });\n-\n- $effect(() => {\n- if (\n- $initialized &&\n- pendingNumHWThreads.from == null && \n- pendingNumHWThreads.to == null \n- ) {\n- threadState = { from: 1, to: maxNumHWThreads };\n- }\n- });\n-\n- $effect(() => {\n- if (\n- $initialized &&\n- pendingNumAccelerators.from == null &&\n- pendingNumAccelerators.to == null\n- ) {\n- accState = { from: 1, to: maxNumAccelerators };\n- }\n- });\n-\n /* Functions */\n function setResources() {\n if (nodesActive) {\n pendingNumNodes = {\n- from: nodesState.from,\n- to: (nodesState.to == maxNumNodes) ? 0 : nodesState.to\n+ from: (!nodesState?.from) ? 0 : nodesState.from,\n+ to: (nodesState.to === null) ? 0 : nodesState.to\n };\n } else {\n pendingNumNodes = { from: null, to: null};\n };\n if (threadActive) {\n pendingNumHWThreads = {\n- from: threadState.from,\n- to: (threadState.to == maxNumHWThreads) ? 0 : threadState.to\n+ from: (!threadState?.from) ? 0 : threadState.from,\n+ to: (threadState.to === null) ? 0 : threadState.to\n };\n } else {\n pendingNumHWThreads = { from: null, to: null};\n };\n if (accActive) {\n pendingNumAccelerators = {\n- from: accState.from,\n- to: (accState.to == maxNumAccelerators) ? 0 : accState.to\n+ from: (!accState?.from) ? 0 : accState.from,\n+ to: (accState.to === null) ? 0 : accState.to\n };\n } else {\n pendingNumAccelerators = { from: null, to: null};\n@@ -249,7 +213,7 @@\n nodesState.from = detail[0];\n nodesState.to = detail[1];\n }}\n- sliderMin={1}\n+ sliderMin={0}\n sliderMax={maxNumNodes}\n fromPreset={nodesState.from}\n toPreset={nodesState.to}\n@@ -269,7 +233,7 @@\n threadState.from = detail[0];\n threadState.to = detail[1];\n }}\n- sliderMin={1}\n+ sliderMin={0}\n sliderMax={maxNumHWThreads}\n fromPreset={threadState.from}\n toPreset={threadState.to}\n@@ -289,7 +253,7 @@\n accState.from = detail[0];\n accState.to = detail[1];\n }}\n- sliderMin={1}\n+ sliderMin={0}\n sliderMax={maxNumAccelerators}\n fromPreset={accState.from}\n toPreset={accState.to}\n@@ -300,7 +264,6 @@\n <ModalFooter>\n <Button\n color=\"primary\"\n- disabled={disableApply}\n onclick={() => {\n isOpen = false;\n setResources();\ndiff --git a/web/frontend/src/generic/filters/Stats.svelte b/web/frontend/src/generic/filters/Stats.svelte\nindex 96d4ecaf..d00476db 100644\n--- a/web/frontend/src/generic/filters/Stats.svelte\n+++ b/web/frontend/src/generic/filters/Stats.svelte\n@@ -34,7 +34,8 @@\n function setRanges() {\n for (let as of availableStats) {\n if (as.enabled) {\n- as.to = (as.to == as.peak) ? 0 : as.to\n+ as.from = (!as?.from) ? 0 : as.from,\n+ as.to = (as.to == null) ? 0 : as.to\n }\n };\n }\n@@ -42,8 +43,8 @@\n function resetRanges() {\n for (let as of availableStats) {\n as.enabled = false\n- as.from = 1\n- as.to = as.peak\n+ as.from = null\n+ as.to = null\n };\n }\n </script>\n@@ -66,13 +67,13 @@\n changeRange={(detail) => {\n aStat.from = detail[0];\n aStat.to = detail[1];\n- if (aStat.from == 1 && aStat.to == aStat.peak) {\n+ if (aStat.from == 0 && aStat.to === null) {\n aStat.enabled = false;\n } else {\n aStat.enabled = true;\n }\n }}\n- sliderMin={1}\n+ sliderMin={0}\n sliderMax={aStat.peak}\n fromPreset={aStat.from}\n toPreset={aStat.to}\ndiff --git a/web/frontend/src/generic/select/DoubleRangeSlider.svelte b/web/frontend/src/generic/select/DoubleRangeSlider.svelte\nindex 958db598..091db24f 100644\n--- a/web/frontend/src/generic/select/DoubleRangeSlider.svelte\n+++ b/web/frontend/src/generic/select/DoubleRangeSlider.svelte\n@@ -21,7 +21,7 @@\n let {\n sliderMin,\n sliderMax,\n- fromPreset = 1,\n+ fromPreset = 0,\n toPreset = 100,\n changeRange\n } = $props();\n@@ -33,9 +33,9 @@\n /* Derived */\n let pendingValues = $derived([fromPreset, toPreset]);\n let sliderFrom = $derived(Math.max(((fromPreset == null ? sliderMin : fromPreset) - sliderMin) / (sliderMax - sliderMin), 0.));\n- let sliderTo = $derived(Math.min(((toPreset == null ? sliderMin : toPreset) - sliderMin) / (sliderMax - sliderMin), 1.));\n- let inputFieldFrom = $derived(fromPreset ? fromPreset.toString() : null);\n- let inputFieldTo = $derived(toPreset ? toPreset.toString() : null);\n+ let sliderTo = $derived(Math.min(((toPreset == null ? sliderMax : toPreset) - sliderMin) / (sliderMax - sliderMin), 1.));\n+ let inputFieldFrom = $derived(fromPreset != null ? fromPreset.toString() : null);\n+ let inputFieldTo = $derived(toPreset != null ? toPreset.toString() : null);\n \n /* Var Init */\n let timeoutId = null;\n@@ -79,17 +79,22 @@\n evt.preventDefault()\n evt.stopPropagation()\n const newV = Number.parseInt(evt.target.value);\n- const newP = clamp((newV - sliderMin) / (sliderMax - sliderMin), 0., 1.)\n+ const newP = clamp((newV - sliderMin) / (sliderMax - sliderMin), 0., 1., target)\n updateStates(newV, newP, target);\n }\n \n- function clamp(x, testMin, testMax) {\n- return x < testMin\n- ? testMin\n- : (x > testMax \n- ? testMax\n- : x\n- );\n+ function clamp(x, testMin, testMax, target) {\n+ if (isNaN(x)) {\n+ if (target == 'from') return testMin\n+ else if (target == 'to') return testMax\n+ } else {\n+ return x < testMin\n+ ? testMin\n+ : (x > testMax \n+ ? testMax\n+ : x\n+ );\n+ }\n }\n \n function draggable(node) {\n@@ -159,23 +164,23 @@\n \n <div class=\"double-range-container\">\n <div class=\"header\">\n- <input class=\"form-control\" type=\"text\" placeholder=\"from...\" value={inputFieldFrom}\n+ <input class=\"form-control\" type=\"text\" placeholder={`${sliderMin} ...`} value={inputFieldFrom}\n oninput={(e) => {\n inputChanged(e, 'from');\n }}\n />\n \n- {#if inputFieldFrom != sliderMin?.toString() && inputFieldTo != sliderMax?.toString() }\n+ {#if (inputFieldFrom && inputFieldFrom != sliderMin?.toString()) && inputFieldTo != null }\n <span>Selected: Range <b> {inputFieldFrom} </b> - <b> {inputFieldTo} </b></span>\n- {:else if inputFieldFrom != sliderMin?.toString() && inputFieldTo == sliderMax?.toString() }\n- <span>Selected: More than <b> {inputFieldFrom} </b> </span>\n- {:else if inputFieldFrom == sliderMin?.toString() && inputFieldTo != sliderMax?.toString() }\n- <span>Selected: Less than <b> {inputFieldTo} </b></span>\n+ {:else if (inputFieldFrom && inputFieldFrom != sliderMin?.toString()) && inputFieldTo == null }\n+ <span>Selected: More Than Equal <b> {inputFieldFrom} </b> </span>\n+ {:else if (!inputFieldFrom || inputFieldFrom == sliderMin?.toString()) && inputFieldTo != null }\n+ <span>Selected: Less Than Equal <b> {inputFieldTo} </b></span>\n {:else}\n <span><i>No Selection</i></span>\n {/if}\n \n- <input class=\"form-control\" type=\"text\" placeholder=\"to...\" value={inputFieldTo}\n+ <input class=\"form-control\" type=\"text\" placeholder={`... ${sliderMax} ...`} value={inputFieldTo}\n oninput={(e) => {\n inputChanged(e, 'to');\n }}\ndiff --git a/web/frontend/src/generic/utils.js b/web/frontend/src/generic/utils.js\nindex 82da21b8..72a6d333 100644\n--- a/web/frontend/src/generic/utils.js\n+++ b/web/frontend/src/generic/utils.js\n@@ -347,8 +347,8 @@ export function getStatsItems(presetStats = []) {\n field: presetEntry.field,\n text: `${gm.name} (${gm.footprint})`,\n metric: gm.name,\n- from: presetEntry.from,\n- to: (presetEntry.to == 0) ? mc.peak : presetEntry.to,\n+ from: presetEntry?.from || 0,\n+ to: (presetEntry.to == 0) ? null : presetEntry.to,\n peak: mc.peak,\n enabled: true,\n unit: `${gm?.unit?.prefix ? gm.unit.prefix : ''}${gm.unit.base}`\n@@ -358,8 +358,8 @@ export function getStatsItems(presetStats = []) {\n field: `${gm.name}_${gm.footprint}`,\n text: `${gm.name} (${gm.footprint})`,\n metric: gm.name,\n- from: 1,\n- to: mc.peak,\n+ from: 0,\n+ to: null,\n peak: mc.peak,\n enabled: false,\n unit: `${gm?.unit?.prefix ? gm.unit.prefix : ''}${gm.unit.base}`","is_error":false}]},"uuid":"927f4e59-7e64-4842-9683-1d99361b9e26","timestamp":"2026-03-25T06:13:19.388Z"},"type":"agent_progress","prompt":"","agentId":"aab4fe4f42fa10291"},"toolUseID":"agent_msg_01NteUymyvFJzYRQgsp2cSWq","parentToolUseID":"toolu_016EJJZbnXtEPerNUgxUapUx","uuid":"d954985f-a909-4d92-a819-fb2d6a61c44d","timestamp":"2026-03-25T06:13:19.388Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"245a3e91-df43-471b-a991-f8f59f1fe86c","isSidechain":false,"promptId":"7bb65529-af18-480a-a3c7-b04687aca3d6","type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_016EJJZbnXtEPerNUgxUapUx","type":"tool_result","content":[{"type":"text","text":"Excellent. I now have all the commit details. Here is a detailed summary of each change suitable for release notes:\n\n## Detailed Release Notes Summary\n\n### 1. **fix: Prevent interruption of body lineprotocol parsing on locks** (192c94a7)\n**Impact:** Performance improvement for metric data ingestion\n- Changed HTTP timeout behavior from `ReadTimeout` to `ReadHeaderTimeout`\n- This prevents the server from interrupting long-running request body parsing (e.g., lineprotocol metric submissions) when the client is still actively sending data\n- Fixes a race condition where metric ingestion could be cut off mid-stream due to timeout policies\n- **User-facing:** More reliable metric data submission, especially for large batch operations\n\n---\n\n### 2. **fix: Continue on error** (e41d1251)\n**Impact:** Robustness of checkpoint archiving\n- Modified `archiveCheckpoints()` to collect errors per-cluster instead of failing immediately\n- Previously, a single cluster's archiving failure would abort the entire cleanup operation\n- Now logs individual cluster errors and continues processing remaining clusters\n- Returns all cluster errors in a final summary message\n- Also removes orphaned parquet files if writing fails for a specific cluster\n- **User-facing:** Checkpoint cleanup is now more resilient — one cluster's problems won't break the entire operation\n\n---\n\n### 3. **Restructure metricstore cleanup archiving to stay within 32k parquet-go limit** (586c9020)\n**Impact:** Prevents parquet row group overflow\n- Added periodic `FlushRowGroup()` calls (once per host) during checkpoint archiving to prevent exceeding parquet-go's 32,000-column-write internal limit\n- Refactored `WriteCheckpointFile()` to separate row writing from flushing\n- Added logging to indicate when archive cleanup mode is enabled\n- **User-facing:** Archiving large metric datasets no longer fails when exceeding internal parquet limits; performance should be more predictable\n\n---\n\n### 4. **Iterate over subCluster MetricConfig directly so that removed metrics are not included** (01ec70ba)\n**Impact:** Fixes metric configuration consistency\n- `GetMetricConfigSubCluster()` now directly queries the subcluster's MetricConfig instead of iterating through all global metrics\n- Fixes a bug where removed/deprecated metrics would still be included if they existed in other subclusters\n- Only metrics actually configured for a given subcluster are now returned\n- Added test case to verify removed metrics are properly excluded\n- **User-facing:** Metric configurations are now accurate per subcluster; analysis views won't show metrics that have been removed from a particular subcluster\n\n---\n\n### 5. **change: query node states explicitly in node view** (d5ea2b4c)\n**Impact:** Improved node state data freshness\n- Modified Node view to explicitly query node states via the `nodes` GraphQL query instead of relying on cached `nodeState` and `metricHealth` fields from `nodeMetrics`\n- Now fetches `schedulerState` and `healthState` separately with explicit filtering\n- **User-facing:** Node health and scheduler state information in the node view is now fresher and decoupled from metric data freshness\n\n---\n\n### 6. **feat: Add command line switch to trigger manual metricstore checkpoint cleanup** (45f329e5)\n**Impact:** New administrative capability\n- Added `-cleanup-checkpoints` command-line flag to manually trigger checkpoint cleanup without starting the server\n- Respects retention settings from config and cleanup mode (delete vs. archive)\n- Useful for one-off maintenance operations or scheduled cleanup scripts\n- **User-facing:** Admins can now run `cc-backend -cleanup-checkpoints` to manually clean up old checkpoints — useful for maintenance windows or automated cleanup scripts\n\n---\n\n### 7. **fix: Increase throughput for WAL writers** (0325d9e8)\n**Impact:** Major performance improvement for metric ingestion\n- Decoupled WAL file flushing from message processing using a periodic timer (5-second interval)\n- Replaced per-message flushing with batch processing (up to 4,096 messages per cycle)\n- Added `dirty` flag tracking to only flush files that have pending writes\n- Reduces syscall overhead and allows the message consumer to run at memory speed\n- **User-facing:** Significantly higher throughput for metric data ingestion (lineprotocol updates), especially under heavy load\n\n---\n\n### 8. **fix: Improve shutdown time** (93a9d732)\n**Impact:** Faster server shutdown\n- Reduced HTTP server shutdown timeout from 30 seconds to 5 seconds\n- Restructured shutdown sequence to run metricstore and archiver shutdown concurrently (they are independent)\n- Adds a 10-second overall deadline with forced exit if shutdown takes too long\n- Removed the automatic shutdown goroutine that was blocking startup\n- **User-facing:** Server shuts down 6-10x faster in typical cases; no hanging on forced shutdown\n\n---\n\n### 9. **Cleanup** (6f7dda53)\n**Impact:** Code maintenance\n- Removed unused `buildWALPayload()` and `writeWALRecord()` functions from WAL implementation\n- These were replaced by more efficient direct writing in the previous changes\n- **User-facing:** No functional change; internal code cleanup\n\n---\n\n### 10. **review doubleranged filters, fix and improve value selection** (bd7125a5)\n**Impact:** Major UI/filter logic fixes\n- **Filter condition logic:** Fixed range filter validation throughout the codebase:\n - Changed from checking `!= 1` and `!= 0` to checking `> 0` for proper zero handling\n - Affects: Nodes, HWThreads, Accelerators, Energy, and Stats filters\n - Fixes cases where zero should be a valid boundary value\n- **Frontend improvements:**\n - Fixed double-range slider logic: changed default `fromPreset` from 1 to 0\n - Improved placeholder text in input fields\n - Fixed display text for \"More Than Equal\" and \"Less Than Equal\" ranges\n - Removed incorrect \"disable apply\" logic (was blocking valid zero values)\n - Fixed `sliderTo` calculation when `toPreset` is null\n- **Backend changes:**\n - Updated route preset builders to use 0 instead of 1 as the default \"from\" value for less-than filters\n- **Test improvements:** Added validation for filter consistency between backend and frontend\n- **User-facing:** Range filters now correctly handle zero as a boundary value (e.g., can now filter \"less than 5 nodes\" properly); filter UI is more intuitive and less restrictive\n\n---\n\n## Summary for Release Notes\n\nThese changes represent a mix of **performance optimizations**, **reliability improvements**, and **bug fixes**:\n\n**Performance:** WAL writer throughput increase is the headline win — expect 2-5x metric ingestion throughput improvement in typical deployments.\n\n**Reliability:** Checkpoint archiving now continues on partial failures, and metric ingestion is no longer interrupted by timeout race conditions.\n\n**UX:** Range filters now work correctly with zero boundaries, and node state information is fresher in the UI.\n\n**Admin:** New manual checkpoint cleanup flag enables better operational control."},{"type":"text","text":"agentId: aab4fe4f42fa10291 (use SendMessage with to: 'aab4fe4f42fa10291' to continue this agent)\n<usage>total_tokens: 43836\ntool_uses: 11\nduration_ms: 32789</usage>"}]}]},"uuid":"4aa57939-6fac-40f8-bc46-dfcaec8d96be","timestamp":"2026-03-25T06:13:41.485Z","toolUseResult":{"status":"completed","prompt":"I need to understand the changes in these commits that landed on master after the v1.5.2 tag. Please look at the actual code changes for each. Run:\n\n1. `git show --stat v1.5.2..c3b6d939 --no-merges` to see files changed\n2. `git show 192c94a7` - fix: Prevent interruption of body lineprotocol parsing on locks\n3. `git show e41d1251` - fix: Continue on error \n4. `git show 586c9020` - Restructure metricstore cleanup archiving to stay within 32k parquet-go limit\n5. `git show 01ec70ba` - Iterate over subCluster MetricConfig directly so that removed metrics are not included\n6. `git show d5ea2b4c` - change: query node states explicitly in node view\n7. `git show 45f329e5` - feat: Add command line switch to trigger manual metricstore checkpoint cleanup\n8. `git show 0325d9e8` - fix: Increase throughput for WAL writers\n9. `git show 93a9d732` - fix: Improve shutdown time\n10. `git show 6f7dda53` - Cleanup\n11. `git show bd7125a5` - review doubleranged filters, fix and improve value selection\n\nProvide a detailed summary of each change suitable for writing release notes. Focus on what changed from a user/admin perspective.","agentId":"aab4fe4f42fa10291","content":[{"type":"text","text":"Excellent. I now have all the commit details. Here is a detailed summary of each change suitable for release notes:\n\n## Detailed Release Notes Summary\n\n### 1. **fix: Prevent interruption of body lineprotocol parsing on locks** (192c94a7)\n**Impact:** Performance improvement for metric data ingestion\n- Changed HTTP timeout behavior from `ReadTimeout` to `ReadHeaderTimeout`\n- This prevents the server from interrupting long-running request body parsing (e.g., lineprotocol metric submissions) when the client is still actively sending data\n- Fixes a race condition where metric ingestion could be cut off mid-stream due to timeout policies\n- **User-facing:** More reliable metric data submission, especially for large batch operations\n\n---\n\n### 2. **fix: Continue on error** (e41d1251)\n**Impact:** Robustness of checkpoint archiving\n- Modified `archiveCheckpoints()` to collect errors per-cluster instead of failing immediately\n- Previously, a single cluster's archiving failure would abort the entire cleanup operation\n- Now logs individual cluster errors and continues processing remaining clusters\n- Returns all cluster errors in a final summary message\n- Also removes orphaned parquet files if writing fails for a specific cluster\n- **User-facing:** Checkpoint cleanup is now more resilient — one cluster's problems won't break the entire operation\n\n---\n\n### 3. **Restructure metricstore cleanup archiving to stay within 32k parquet-go limit** (586c9020)\n**Impact:** Prevents parquet row group overflow\n- Added periodic `FlushRowGroup()` calls (once per host) during checkpoint archiving to prevent exceeding parquet-go's 32,000-column-write internal limit\n- Refactored `WriteCheckpointFile()` to separate row writing from flushing\n- Added logging to indicate when archive cleanup mode is enabled\n- **User-facing:** Archiving large metric datasets no longer fails when exceeding internal parquet limits; performance should be more predictable\n\n---\n\n### 4. **Iterate over subCluster MetricConfig directly so that removed metrics are not included** (01ec70ba)\n**Impact:** Fixes metric configuration consistency\n- `GetMetricConfigSubCluster()` now directly queries the subcluster's MetricConfig instead of iterating through all global metrics\n- Fixes a bug where removed/deprecated metrics would still be included if they existed in other subclusters\n- Only metrics actually configured for a given subcluster are now returned\n- Added test case to verify removed metrics are properly excluded\n- **User-facing:** Metric configurations are now accurate per subcluster; analysis views won't show metrics that have been removed from a particular subcluster\n\n---\n\n### 5. **change: query node states explicitly in node view** (d5ea2b4c)\n**Impact:** Improved node state data freshness\n- Modified Node view to explicitly query node states via the `nodes` GraphQL query instead of relying on cached `nodeState` and `metricHealth` fields from `nodeMetrics`\n- Now fetches `schedulerState` and `healthState` separately with explicit filtering\n- **User-facing:** Node health and scheduler state information in the node view is now fresher and decoupled from metric data freshness\n\n---\n\n### 6. **feat: Add command line switch to trigger manual metricstore checkpoint cleanup** (45f329e5)\n**Impact:** New administrative capability\n- Added `-cleanup-checkpoints` command-line flag to manually trigger checkpoint cleanup without starting the server\n- Respects retention settings from config and cleanup mode (delete vs. archive)\n- Useful for one-off maintenance operations or scheduled cleanup scripts\n- **User-facing:** Admins can now run `cc-backend -cleanup-checkpoints` to manually clean up old checkpoints — useful for maintenance windows or automated cleanup scripts\n\n---\n\n### 7. **fix: Increase throughput for WAL writers** (0325d9e8)\n**Impact:** Major performance improvement for metric ingestion\n- Decoupled WAL file flushing from message processing using a periodic timer (5-second interval)\n- Replaced per-message flushing with batch processing (up to 4,096 messages per cycle)\n- Added `dirty` flag tracking to only flush files that have pending writes\n- Reduces syscall overhead and allows the message consumer to run at memory speed\n- **User-facing:** Significantly higher throughput for metric data ingestion (lineprotocol updates), especially under heavy load\n\n---\n\n### 8. **fix: Improve shutdown time** (93a9d732)\n**Impact:** Faster server shutdown\n- Reduced HTTP server shutdown timeout from 30 seconds to 5 seconds\n- Restructured shutdown sequence to run metricstore and archiver shutdown concurrently (they are independent)\n- Adds a 10-second overall deadline with forced exit if shutdown takes too long\n- Removed the automatic shutdown goroutine that was blocking startup\n- **User-facing:** Server shuts down 6-10x faster in typical cases; no hanging on forced shutdown\n\n---\n\n### 9. **Cleanup** (6f7dda53)\n**Impact:** Code maintenance\n- Removed unused `buildWALPayload()` and `writeWALRecord()` functions from WAL implementation\n- These were replaced by more efficient direct writing in the previous changes\n- **User-facing:** No functional change; internal code cleanup\n\n---\n\n### 10. **review doubleranged filters, fix and improve value selection** (bd7125a5)\n**Impact:** Major UI/filter logic fixes\n- **Filter condition logic:** Fixed range filter validation throughout the codebase:\n - Changed from checking `!= 1` and `!= 0` to checking `> 0` for proper zero handling\n - Affects: Nodes, HWThreads, Accelerators, Energy, and Stats filters\n - Fixes cases where zero should be a valid boundary value\n- **Frontend improvements:**\n - Fixed double-range slider logic: changed default `fromPreset` from 1 to 0\n - Improved placeholder text in input fields\n - Fixed display text for \"More Than Equal\" and \"Less Than Equal\" ranges\n - Removed incorrect \"disable apply\" logic (was blocking valid zero values)\n - Fixed `sliderTo` calculation when `toPreset` is null\n- **Backend changes:**\n - Updated route preset builders to use 0 instead of 1 as the default \"from\" value for less-than filters\n- **Test improvements:** Added validation for filter consistency between backend and frontend\n- **User-facing:** Range filters now correctly handle zero as a boundary value (e.g., can now filter \"less than 5 nodes\" properly); filter UI is more intuitive and less restrictive\n\n---\n\n## Summary for Release Notes\n\nThese changes represent a mix of **performance optimizations**, **reliability improvements**, and **bug fixes**:\n\n**Performance:** WAL writer throughput increase is the headline win — expect 2-5x metric ingestion throughput improvement in typical deployments.\n\n**Reliability:** Checkpoint archiving now continues on partial failures, and metric ingestion is no longer interrupted by timeout race conditions.\n\n**UX:** Range filters now work correctly with zero boundaries, and node state information is fresher in the UI.\n\n**Admin:** New manual checkpoint cleanup flag enables better operational control."}],"totalDurationMs":32789,"totalTokens":43836,"totalToolUseCount":11,"usage":{"input_tokens":6,"cache_creation_input_tokens":13697,"cache_read_input_tokens":28466,"output_tokens":1667,"server_tool_use":{"web_search_requests":0,"web_fetch_requests":0},"service_tier":"standard","cache_creation":{"ephemeral_1h_input_tokens":0,"ephemeral_5m_input_tokens":13697},"inference_geo":"","iterations":[],"speed":"standard"}},"sourceToolAssistantUUID":"245a3e91-df43-471b-a991-f8f59f1fe86c","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"22e50584-f1a2-474e-aaaf-cf77824aca0d","isSidechain":false,"message":{"model":"claude-opus-4-6","id":"msg_019nRXuoAg1BUwzGu5u6MfSx","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_01DZPmEugWpdTc1vAHLy7d8o","name":"Write","input":{"file_path":"/Users/jan/.claude/plans/generic-launching-mango.md","content":"# Plan: Add Release 1.5.3 Section to ReleaseNotes.md\n\n## Context\n\nRelease 1.5.3 includes all commits on master since the v1.5.2 tag (PRs #533–#535) plus two additional hotfix commits not yet merged. The ReleaseNotes.md header already says \"version 1.5.3\" but has no \"Changes in 1.5.3\" section — all documented changes are still under the 1.5.2 heading.\n\n## Changes to make\n\n### 1. `ReleaseNotes.md` — Insert \"Changes in 1.5.3\" section\n\nInsert before `## Changes in 1.5.2` (line 18). Content based on all commits since v1.5.2:\n\n**Bug fixes:**\n- Doubleranged filter fixes: range filters now correctly handle zero as a boundary value; improved validation and UI for \"more than equal\" / \"less than equal\" ranges\n- Prevent interruption of lineprotocol body parsing: switched from `ReadTimeout` to `ReadHeaderTimeout` so metric submissions aren't cut off mid-stream\n- Checkpoint archiving continues on error: a single cluster failure no longer aborts the entire cleanup operation\n- Parquet row group overflow: periodic flush during checkpoint archiving prevents exceeding the 32k column-write limit\n- Removed metrics excluded from subcluster MetricConfig: metrics removed from a subcluster are no longer returned\n\n**MetricStore performance:**\n- WAL writer throughput: decoupled flushing from message processing with periodic 5-second batch flush (up to 4096 messages per cycle)\n- Improved shutdown time: HTTP shutdown timeout reduced; metricstore and archiver now shut down concurrently; overall deadline raised to 60 seconds\n\n**New features:**\n- Manual checkpoint cleanup CLI flag (`-cleanup-checkpoints`): trigger checkpoint cleanup without starting the server\n- Explicit node state queries in node view: node health/scheduler state fetched independently from metric data\n\n**Logging improvements:**\n- Reduced tagger log noise: missing metrics and expression evaluation errors in the job classification tagger logged at debug instead of error level\n\n### 2. `web/frontend/package.json` — Bump version `1.5.2` → `1.5.3`\n\n### 3. `web/frontend/package-lock.json` — Bump version `1.5.2` → `1.5.3` (3 occurrences for the project's own version)\n\n## Files to modify\n\n- `ReleaseNotes.md`\n- `web/frontend/package.json`\n- `web/frontend/package-lock.json`\n\n## Verification\n\n- Review rendered ReleaseNotes.md for correct formatting\n- `grep -n \"1.5.2\" web/frontend/package.json web/frontend/package-lock.json` — should return no hits after the change\n- `grep -n \"1.5.2\" ReleaseNotes.md` — should only appear in the historical \"Changes in 1.5.2\" section\n"},"caller":{"type":"direct"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":2204,"cache_read_input_tokens":35342,"output_tokens":815,"server_tool_use":{"web_search_requests":0,"web_fetch_requests":0},"service_tier":"standard","cache_creation":{"ephemeral_1h_input_tokens":2204,"ephemeral_5m_input_tokens":0},"inference_geo":"","iterations":[],"speed":"standard"}},"requestId":"req_011CZPJgxuyB8VRmkkeeYM9T","type":"assistant","uuid":"3b570f9c-efc9-46d1-9089-145d7574d62c","timestamp":"2026-03-25T06:14:01.884Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"3b570f9c-efc9-46d1-9089-145d7574d62c","isSidechain":false,"type":"progress","data":{"type":"hook_progress","hookEvent":"PostToolUse","hookName":"PostToolUse:Write","command":"callback"},"parentToolUseID":"toolu_01DZPmEugWpdTc1vAHLy7d8o","toolUseID":"toolu_01DZPmEugWpdTc1vAHLy7d8o","timestamp":"2026-03-25T06:14:01.894Z","uuid":"711c2acf-d64f-42ab-9a20-405a781aa340","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"3b570f9c-efc9-46d1-9089-145d7574d62c","isSidechain":false,"promptId":"7bb65529-af18-480a-a3c7-b04687aca3d6","type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01DZPmEugWpdTc1vAHLy7d8o","type":"tool_result","content":"The file /Users/jan/.claude/plans/generic-launching-mango.md has been updated successfully."}]},"uuid":"66255612-3d6e-471e-9637-926f4c2c0ca4","timestamp":"2026-03-25T06:14:01.893Z","toolUseResult":{"type":"update","filePath":"/Users/jan/.claude/plans/generic-launching-mango.md","content":"# Plan: Add Release 1.5.3 Section to ReleaseNotes.md\n\n## Context\n\nRelease 1.5.3 includes all commits on master since the v1.5.2 tag (PRs #533–#535) plus two additional hotfix commits not yet merged. The ReleaseNotes.md header already says \"version 1.5.3\" but has no \"Changes in 1.5.3\" section — all documented changes are still under the 1.5.2 heading.\n\n## Changes to make\n\n### 1. `ReleaseNotes.md` — Insert \"Changes in 1.5.3\" section\n\nInsert before `## Changes in 1.5.2` (line 18). Content based on all commits since v1.5.2:\n\n**Bug fixes:**\n- Doubleranged filter fixes: range filters now correctly handle zero as a boundary value; improved validation and UI for \"more than equal\" / \"less than equal\" ranges\n- Prevent interruption of lineprotocol body parsing: switched from `ReadTimeout` to `ReadHeaderTimeout` so metric submissions aren't cut off mid-stream\n- Checkpoint archiving continues on error: a single cluster failure no longer aborts the entire cleanup operation\n- Parquet row group overflow: periodic flush during checkpoint archiving prevents exceeding the 32k column-write limit\n- Removed metrics excluded from subcluster MetricConfig: metrics removed from a subcluster are no longer returned\n\n**MetricStore performance:**\n- WAL writer throughput: decoupled flushing from message processing with periodic 5-second batch flush (up to 4096 messages per cycle)\n- Improved shutdown time: HTTP shutdown timeout reduced; metricstore and archiver now shut down concurrently; overall deadline raised to 60 seconds\n\n**New features:**\n- Manual checkpoint cleanup CLI flag (`-cleanup-checkpoints`): trigger checkpoint cleanup without starting the server\n- Explicit node state queries in node view: node health/scheduler state fetched independently from metric data\n\n**Logging improvements:**\n- Reduced tagger log noise: missing metrics and expression evaluation errors in the job classification tagger logged at debug instead of error level\n\n### 2. `web/frontend/package.json` — Bump version `1.5.2` → `1.5.3`\n\n### 3. `web/frontend/package-lock.json` — Bump version `1.5.2` → `1.5.3` (3 occurrences for the project's own version)\n\n## Files to modify\n\n- `ReleaseNotes.md`\n- `web/frontend/package.json`\n- `web/frontend/package-lock.json`\n\n## Verification\n\n- Review rendered ReleaseNotes.md for correct formatting\n- `grep -n \"1.5.2\" web/frontend/package.json web/frontend/package-lock.json` — should return no hits after the change\n- `grep -n \"1.5.2\" ReleaseNotes.md` — should only appear in the historical \"Changes in 1.5.2\" section\n","structuredPatch":[{"oldStart":2,"oldLines":49,"newStart":2,"newLines":44,"lines":[" "," ## Context"," ","-The hotfix branch has two commits since the last merge to master (PR #535 / 1.5.2):","-1. `c267501a` — Reduce noise in tagger logging (3x `Errorf` → `Debugf` in `classifyJob.go`)","-2. `a550344f` — Increase server shutdown timeout (10s → 60s in `server.go`)","+Release 1.5.3 includes all commits on master since the v1.5.2 tag (PRs #533–#535) plus two additional hotfix commits not yet merged. The ReleaseNotes.md header already says \"version 1.5.3\" but has no \"Changes in 1.5.3\" section — all documented changes are still under the 1.5.2 heading."," ","-The Makefile already bumps VERSION to `1.5.3`. The ReleaseNotes.md header already says \"version 1.5.3\" but has no \"Changes in 1.5.3\" section.","+## Changes to make"," ","-## Changes","+### 1. `ReleaseNotes.md` — Insert \"Changes in 1.5.3\" section"," ","-### 1. ReleaseNotes.md — Add \"Changes in 1.5.3\" section","+Insert before `## Changes in 1.5.2` (line 18). Content based on all commits since v1.5.2:"," ","-Insert a new `## Changes in 1.5.3` section **before** the existing `## Changes in 1.5.2` section (after the intro paragraph, line 16). Content:","+**Bug fixes:**","+- Doubleranged filter fixes: range filters now correctly handle zero as a boundary value; improved validation and UI for \"more than equal\" / \"less than equal\" ranges","+- Prevent interruption of lineprotocol body parsing: switched from `ReadTimeout` to `ReadHeaderTimeout` so metric submissions aren't cut off mid-stream","+- Checkpoint archiving continues on error: a single cluster failure no longer aborts the entire cleanup operation","+- Parquet row group overflow: periodic flush during checkpoint archiving prevents exceeding the 32k column-write limit","+- Removed metrics excluded from subcluster MetricConfig: metrics removed from a subcluster are no longer returned"," ","-```markdown","-## Changes in 1.5.3","+**MetricStore performance:**","+- WAL writer throughput: decoupled flushing from message processing with periodic 5-second batch flush (up to 4096 messages per cycle)","+- Improved shutdown time: HTTP shutdown timeout reduced; metricstore and archiver now shut down concurrently; overall deadline raised to 60 seconds"," ","-### Bug fixes","+**New features:**","+- Manual checkpoint cleanup CLI flag (`-cleanup-checkpoints`): trigger checkpoint cleanup without starting the server","+- Explicit node state queries in node view: node health/scheduler state fetched independently from metric data"," ","-- **Increased server shutdown timeout**: The shutdown grace period has been","- increased from 10 to 60 seconds to allow long-running cleanup operations","- (e.g., metricstore checkpointing) to complete before forced exit.","+**Logging improvements:**","+- Reduced tagger log noise: missing metrics and expression evaluation errors in the job classification tagger logged at debug instead of error level"," ","-### Logging improvements","+### 2. `web/frontend/package.json` — Bump version `1.5.2` → `1.5.3`"," ","-- **Reduced tagger log noise**: Missing metrics and expression evaluation errors","- in the job classification tagger are now logged at debug level instead of error,","- reducing log noise when metrics are legitimately absent.","-```","+### 3. `web/frontend/package-lock.json` — Bump version `1.5.2` → `1.5.3` (3 occurrences for the project's own version)"," ","-### 2. web/frontend/package.json — Bump version to 1.5.3","-","-Change `\"version\": \"1.5.2\"` → `\"version\": \"1.5.3\"`.","-","-### 3. web/frontend/package-lock.json — Bump version to 1.5.3","-","-Update the three `\"1.5.2\"` occurrences for the project's own version to `\"1.5.3\"`.","-"," ## Files to modify"," ","-- `ReleaseNotes.md` — insert new section","-- `web/frontend/package.json` — version bump","-- `web/frontend/package-lock.json` — version bump","+- `ReleaseNotes.md`","+- `web/frontend/package.json`","+- `web/frontend/package-lock.json`"," "," ## Verification"," ","-- Review the rendered ReleaseNotes.md for correct formatting","-- Run `grep -n \"1.5.2\" ReleaseNotes.md web/frontend/package.json web/frontend/package-lock.json` to confirm no stale version references remain (only the historical 1.5.2 section in ReleaseNotes should remain)","+- Review rendered ReleaseNotes.md for correct formatting","+- `grep -n \"1.5.2\" web/frontend/package.json web/frontend/package-lock.json` — should return no hits after the change","+- `grep -n \"1.5.2\" ReleaseNotes.md` — should only appear in the historical \"Changes in 1.5.2\" section"]}],"originalFile":"# Plan: Add Release 1.5.3 Section to ReleaseNotes.md\n\n## Context\n\nThe hotfix branch has two commits since the last merge to master (PR #535 / 1.5.2):\n1. `c267501a` — Reduce noise in tagger logging (3x `Errorf` → `Debugf` in `classifyJob.go`)\n2. `a550344f` — Increase server shutdown timeout (10s → 60s in `server.go`)\n\nThe Makefile already bumps VERSION to `1.5.3`. The ReleaseNotes.md header already says \"version 1.5.3\" but has no \"Changes in 1.5.3\" section.\n\n## Changes\n\n### 1. ReleaseNotes.md — Add \"Changes in 1.5.3\" section\n\nInsert a new `## Changes in 1.5.3` section **before** the existing `## Changes in 1.5.2` section (after the intro paragraph, line 16). Content:\n\n```markdown\n## Changes in 1.5.3\n\n### Bug fixes\n\n- **Increased server shutdown timeout**: The shutdown grace period has been\n increased from 10 to 60 seconds to allow long-running cleanup operations\n (e.g., metricstore checkpointing) to complete before forced exit.\n\n### Logging improvements\n\n- **Reduced tagger log noise**: Missing metrics and expression evaluation errors\n in the job classification tagger are now logged at debug level instead of error,\n reducing log noise when metrics are legitimately absent.\n```\n\n### 2. web/frontend/package.json — Bump version to 1.5.3\n\nChange `\"version\": \"1.5.2\"` → `\"version\": \"1.5.3\"`.\n\n### 3. web/frontend/package-lock.json — Bump version to 1.5.3\n\nUpdate the three `\"1.5.2\"` occurrences for the project's own version to `\"1.5.3\"`.\n\n## Files to modify\n\n- `ReleaseNotes.md` — insert new section\n- `web/frontend/package.json` — version bump\n- `web/frontend/package-lock.json` — version bump\n\n## Verification\n\n- Review the rendered ReleaseNotes.md for correct formatting\n- Run `grep -n \"1.5.2\" ReleaseNotes.md web/frontend/package.json web/frontend/package-lock.json` to confirm no stale version references remain (only the historical 1.5.2 section in ReleaseNotes should remain)\n"},"sourceToolAssistantUUID":"3b570f9c-efc9-46d1-9089-145d7574d62c","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"585f4d16-ebec-4ca1-b38c-2339f1607ee9","isSidechain":false,"message":{"model":"claude-opus-4-6","id":"msg_01MUW6wiT3pfG6yDXJmnf2Ek","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_01QJzZ9FEV6E8bKoekA8drkC","name":"ExitPlanMode","input":{"plan":"# Plan: Add Release 1.5.3 Section to ReleaseNotes.md\n\n## Context\n\nRelease 1.5.3 includes all commits on master since the v1.5.2 tag (PRs #533–#535) plus two additional hotfix commits not yet merged. The ReleaseNotes.md header already says \"version 1.5.3\" but has no \"Changes in 1.5.3\" section — all documented changes are still under the 1.5.2 heading.\n\n## Changes to make\n\n### 1. `ReleaseNotes.md` — Insert \"Changes in 1.5.3\" section\n\nInsert before `## Changes in 1.5.2` (line 18). Content based on all commits since v1.5.2:\n\n**Bug fixes:**\n- Doubleranged filter fixes: range filters now correctly handle zero as a boundary value; improved validation and UI for \"more than equal\" / \"less than equal\" ranges\n- Prevent interruption of lineprotocol body parsing: switched from `ReadTimeout` to `ReadHeaderTimeout` so metric submissions aren't cut off mid-stream\n- Checkpoint archiving continues on error: a single cluster failure no longer aborts the entire cleanup operation\n- Parquet row group overflow: periodic flush during checkpoint archiving prevents exceeding the 32k column-write limit\n- Removed metrics excluded from subcluster MetricConfig: metrics removed from a subcluster are no longer returned\n\n**MetricStore performance:**\n- WAL writer throughput: decoupled flushing from message processing with periodic 5-second batch flush (up to 4096 messages per cycle)\n- Improved shutdown time: HTTP shutdown timeout reduced; metricstore and archiver now shut down concurrently; overall deadline raised to 60 seconds\n\n**New features:**\n- Manual checkpoint cleanup CLI flag (`-cleanup-checkpoints`): trigger checkpoint cleanup without starting the server\n- Explicit node state queries in node view: node health/scheduler state fetched independently from metric data\n\n**Logging improvements:**\n- Reduced tagger log noise: missing metrics and expression evaluation errors in the job classification tagger logged at debug instead of error level\n\n### 2. `web/frontend/package.json` — Bump version `1.5.2` → `1.5.3`\n\n### 3. `web/frontend/package-lock.json` — Bump version `1.5.2` → `1.5.3` (3 occurrences for the project's own version)\n\n## Files to modify\n\n- `ReleaseNotes.md`\n- `web/frontend/package.json`\n- `web/frontend/package-lock.json`\n\n## Verification\n\n- Review rendered ReleaseNotes.md for correct formatting\n- `grep -n \"1.5.2\" web/frontend/package.json web/frontend/package-lock.json` — should return no hits after the change\n- `grep -n \"1.5.2\" ReleaseNotes.md` — should only appear in the historical \"Changes in 1.5.2\" section\n","planFilePath":"/Users/jan/.claude/plans/generic-launching-mango.md"},"caller":{"type":"direct"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":1929,"cache_read_input_tokens":37546,"output_tokens":117,"server_tool_use":{"web_search_requests":0,"web_fetch_requests":0},"service_tier":"standard","cache_creation":{"ephemeral_1h_input_tokens":1929,"ephemeral_5m_input_tokens":0},"inference_geo":"","iterations":[],"speed":"standard"}},"requestId":"req_011CZPJiT69RF3iLDu3tC8JW","type":"assistant","uuid":"20190a93-ea26-4d41-a4d3-1ef93f6c0354","timestamp":"2026-03-25T06:14:07.941Z","userType":"external","entrypoint":"cli","cwd":"/Users/jan/prg/ClusterCockpit/cc-backend","sessionId":"2c70f6a4-508e-4027-a3a2-d54b57a63307","version":"2.1.81","gitBranch":"hotfix","slug":"generic-launching-mango"}
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{"parentUuid":"20190a93-ea26-4d41-a4d3-1ef93f6c0354","isSidechain":false,"promptId":"7bb65529-af18-480a-a3c7-b04687aca3d6","type":"user","message":{"role":"user","content":[{"type":"tool_result","content":"User has approved your plan. You can now start coding. Start with updating your todo list if applicable\n\nYour plan has been saved to: /Users/jan/.claude/plans/generic-launching-mango.md\nYou can refer back to it if needed during implementation.\n\n## Approved Plan:\n# Plan: Add Release 1.5.3 Section to ReleaseNotes.md\n\n## Context\n\nRelease 1.5.3 includes all commits on master since the v1.5.2 tag (PRs #533–#535) plus two additional hotfix commits not yet merged. The ReleaseNotes.md header already says \"version 1.5.3\" but has no \"Changes in 1.5.3\" section — all documented changes are still under the 1.5.2 heading.\n\n## Changes to make\n\n### 1. `ReleaseNotes.md` — Insert \"Changes in 1.5.3\" section\n\nInsert before `## Changes in 1.5.2` (line 18). Content based on all commits since v1.5.2:\n\n**Bug fixes:**\n- Doubleranged filter fixes: range filters now correctly handle zero as a boundary value; improved validation and UI for \"more than equal\" / \"less than equal\" ranges\n- Prevent interruption of lineprotocol body parsing: switched from `ReadTimeout` to `ReadHeaderTimeout` so metric submissions aren't cut off mid-stream\n- Checkpoint archiving continues on error: a single cluster failure no longer aborts the entire cleanup operation\n- Parquet row group overflow: periodic flush during checkpoint archiving prevents exceeding the 32k column-write limit\n- Removed metrics excluded from subcluster MetricConfig: metrics removed from a subcluster are no longer returned\n\n**MetricStore performance:**\n- WAL writer throughput: decoupled flushing from message processing with periodic 5-second batch flush (up to 4096 messages per cycle)\n- Improved shutdown time: HTTP shutdown timeout reduced; metricstore and archiver now shut down concurrently; overall deadline raised to 60 seconds\n\n**New features:**\n- Manual checkpoint cleanup CLI flag (`-cleanup-checkpoints`): trigger checkpoint cleanup without starting the server\n- Explicit node state queries in node view: node health/scheduler state fetched independently from metric data\n\n**Logging improvements:**\n- Reduced tagger log noise: missing metrics and expression evaluation errors in the job classification tagger logged at debug instead of error level\n\n### 2. `web/frontend/package.json` — Bump version `1.5.2` → `1.5.3`\n\n### 3. `web/frontend/package-lock.json` — Bump version `1.5.2` → `1.5.3` (3 occurrences for the project's own version)\n\n## Files to modify\n\n- `ReleaseNotes.md`\n- `web/frontend/package.json`\n- `web/frontend/package-lock.json`\n\n## Verification\n\n- Review rendered ReleaseNotes.md for correct formatting\n- `grep -n \"1.5.2\" web/frontend/package.json web/frontend/package-lock.json` — should return no hits after the change\n- `grep -n \"1.5.2\" ReleaseNotes.md` — should only appear in the historical \"Changes in 1.5.2\" section\n","tool_use_id":"toolu_01QJzZ9FEV6E8bKoekA8drkC"}]},"uuid":"14171e11-d24b-4cde-bfb4-fb44a51fcd8c","timestamp":"2026-03-25T06:17:03.392Z","toolUseResult":{"plan":"# Plan: Add Release 1.5.3 Section to ReleaseNotes.md\n\n## Context\n\nRelease 1.5.3 includes all commits on master since the v1.5.2 tag (PRs #533–#535) plus two additional hotfix commits not yet merged. 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Overall shutdown deadline raised to\n 60 seconds.\n\n### New features\n\n- **Manual checkpoint cleanup flag**: New `-cleanup-checkpoints` CLI flag\n triggers checkpoint cleanup without starting the server, useful for\n maintenance windows or automated cleanup scripts.\n- **Explicit node state queries in node view**: Node health and scheduler state\n are now fetched independently from metric data for fresher status information.\n\n### Logging improvements\n\n- **Reduced tagger log noise**: Missing metrics and expression evaluation errors\n in the job classification tagger are now logged at debug level instead of\n error level.\n\n## Changes in 1.5.2","originalFile":"# `cc-backend` version 1.5.3\n\nSupports job archive version 3 and database version 11.\n\nThis is a bugfix release of `cc-backend`, the API backend and frontend\nimplementation of ClusterCockpit.\nFor release specific notes visit the [ClusterCockpit Documentation](https://clusterockpit.org/docs/release/).\nIf you are upgrading from v1.5.1 no database migration is required.\nIf you are upgrading from v1.5.0 you need to do another DB migration. This\nshould not take long. For optimal database performance after the migration it is\nrecommended to apply the new `optimize-db` flag, which runs the sqlite `ANALYZE`\nand `VACUUM` commands. Depending on your database size (more then 40GB) the\n`VACUUM` may take up to 2h. You can also run the `ANALYZE` command manually.\nWhile we are confident that the memory issue with the metricstore cleanup move\npolicy is fixed, it is still recommended to use delete policy for cleanup.\nThis is also the default.\n\n## Changes in 1.5.2\n\n### Bug fixes\n\n- **Memory spike in parquet writer**: Fixed memory spikes when using the\n metricstore move (archive) policy with the parquet writer. The writer now\n processes data in a streaming fashion to avoid accumulating large allocations.\n- **Top list query fixes**: Fixed top list queries in analysis and dashboard\n views.\n- **Exclude down nodes from HealthCheck**: Down nodes are now excluded from\n health checks in both the REST and NATS handlers.\n- **Node state priority order**: Node state determination now enforces a\n priority order. Exception: idle+down results in idle.\n- **Blocking ReceiveNats call**: Fixed a blocking NATS receive call in the\n metricstore.\n\n### Database performance\n\n- **Reduced insert pressure**: Bulk insert operations (node state updates, user\n and job cache syncs) now use explicit transactions and deferred inserts,\n significantly reducing write contention on the SQLite database.\n- **SyncJobs wrapped in transaction**: `SyncJobs` now runs inside a transaction\n for better consistency and reduced lock contention.\n- **Configurable busy timeout**: New `busy-timeout` configuration option for the\n SQLite connection. This allows tuning how long the driver waits for a locked\n database before returning an error, which improves resilience under concurrent\n write load.\n- **Increased default SQLite timeout**: The default SQLite connection timeout\n has been raised to reduce spurious timeout errors under load.\n- **Optimized stats queries**: Improved sortby handling in stats queries, fixed\n cache key passing, and simplified a stats query condition that caused an\n expensive unnecessary subquery.\n\n### MetricStore performance\n\n- **Sharded WAL consumer**: The WAL consumer is now sharded for significantly\n higher write throughput.\n- **NATS contention fix**: Fixed contention in the metricstore NATS ingestion\n path.\n\n### NATS API\n\n- **Nodestate health checks in NATS API**: The NATS node state handler now\n performs the same metric health checks as the REST API handler, including\n per-subcluster health checks and `MonitoringStateFailed` fallback for nodes\n without health data.\n\n### Logging improvements\n\n- **Better error context**: Several repository functions now include the calling\n function name in error messages for easier diagnosis.\n- **Reduced log noise**: `ErrNoRows` (no results found) is no longer logged as\n an error in `scanRow`; common \"no rows\" paths are now silent.\n- **Debug-level missing metrics**: Warning about missing metrics in the metric\n store has been downgraded to debug level to reduce log noise in normal\n operation.\n- **Checkpoint archiving log**: Added an informational log message when the\n metricstore checkpoint archiving process runs.\n- **Auth failure context**: Auth failure log messages now include more context\n information.\n\n### Behavior changes\n\n- **DB-based metricHealth**: Replaced heuristic-based metric health with\n DB-based metric health for the node view, providing more accurate health\n status information.\n- **Removed minRunningFor filter remnants**: Cleaned up remaining `minRunningFor`\n references from the GraphQL schema and query builder.\n\n### Frontend\n\n- **Streamlined statsSeries**: Unified stats series calculation and rendering\n across plot components.\n- **Clarified plot titles**: Improved titles in dashboard and health views.\n- **Bumped frontend dependencies**: Updated frontend dependencies to latest\n versions.\n\n### Dependencies\n\n- **cc-lib upgraded**: Updated to latest cc-lib version.\n\n## Known issues\n\n- The new dynamic memory management is not bullet proof yet across restarts.\n Buffers that are kept outside the retention period may be lost across a\n restart. We will fix that in a subsequent patch release.\n- To use the new log viewer (which is only working when starting cc-backend with\n systemd) in the admin interface the user under which the cc-backend process is\n running has to be allowed to execute the journalctl command.\n- The user configuration keys for the ui have changed. Therefore old user\n configuration persisted in the database is not used anymore. It is recommended\n to configure the metrics shown in the ui-config section and remove all records\n in the table after the update.\n- Currently energy footprint metrics of type energy are ignored for calculating\n total energy.\n- With energy footprint metrics of type power the unit is ignored and it is\n assumed the metric has the unit Watt.\n\n## Changes in 1.5.1\n\n### Database\n\n- **New migration (version 11)**: Optimized database index count and added covering indexes for stats queries for significantly improved query performance\n- **Migration 9 fix**: Removed redundant indices from migration 9 that are superseded by migration 11\n- **Optional DB optimization flag**: Added `-optimize-db` CLI flag to run `ANALYZE` on demand; removed automatic ANALYZE on startup\n- **Selective stats queries**: Stats queries are now selective, reducing unnecessary computation\n- **User list paging**: Added paging support to the user list for better scalability\n- **SQLite configuration hardening**: Sanitized SQLite configuration with new configurable options; fixes large heap allocations in the SQLite driver\n- **Query cancellation**: Long-running database queries can now be cancelled\n- **Resource leak fix**: Added missing `defer Close()` calls for all query result sets\n\n### Bug fixes\n\n- **Segfault when taggers misconfigured**: Fixed crash when `enable-job-taggers` is set but tagger rule directories are missing\n- **GroupBy stats query complexity**: Reduced complexity for `groupBy` statistics queries\n- **Ranged filter conditions**: Fixed GT and LT conditions in ranged filters\n- **Energy filter preset**: Reduced energy filter preset to a more practical default\n- **JSON validity check**: Fixed wrong field being checked for JSON validity\n- **Tagger float rounding**: Fixed rounding of floats in tagger messages\n- **Node view null safety**: Added null-safe checks in node view to prevent runtime errors\n- **Public dashboard null safety**: Added null-safe checks in the public dashboard to prevent runtime errors\n\n### Frontend\n\n- **Bumped patch versions**: Updated frontend dependencies to latest patch versions\n\n### Documentation\n\n- **New DB config options**: Added new database configuration options to README\n\n---\n\n_The sections below document all features and changes introduced in the 1.5.0 major release, which 1.5.1 is based on._\n\n## Breaking changes\n\n### Configuration changes\n\n- **JSON attribute naming**: All JSON configuration attributes now use `kebab-case`\n style consistently (e.g., `api-allowed-ips` instead of `apiAllowedIPs`).\n Update your `config.json` accordingly.\n- **Removed `disable-archive` option**: This obsolete configuration option has been removed.\n- **Removed `clusters` config section**: The separate clusters configuration section\n has been removed. Cluster information is now derived from the job archive.\n- **`apiAllowedIPs` is now optional**: If not specified, defaults to not\n restricted.\n\n### Architecture changes\n\n- **Web framework replaced**: Migrated from `gorilla/mux` to `chi` as the HTTP\n router. This should be transparent to users but affects how middleware and\n routes are composed. A proper 404 handler is now in place.\n- **MetricStore moved**: The `metricstore` package has been moved from `internal/`\n to `pkg/` as it is now part of the public API.\n- **MySQL/MariaDB support removed**: Only SQLite is now supported as the database backend.\n- **Archive to Cleanup renaming**: Archive-related functions have been refactored\n and renamed to \"Cleanup\" for clarity.\n- **`minRunningFor` filter removed**: This undocumented filter has been removed\n from the API and frontend.\n\n### Dependency changes\n\n- **cc-lib v2.8.0**: Switched to cc-lib version 2 with updated APIs\n- **cclib NATS client**: Now using the cclib NATS client implementation\n- Removed obsolete `util.Float` usage from cclib\n\n## Major new features\n\n### NATS API Integration\n\n- **Real-time job events**: Subscribe to job start/stop events via NATS\n- **Node state updates**: Receive real-time node state changes via NATS\n- **Configurable subjects**: NATS API subjects are now configurable via `api-subjects`\n- **Deadlock fixes**: Improved NATS client stability and graceful shutdown\n\n### Public Dashboard\n\n- **Public-facing interface**: New public dashboard route for external users\n- **DoubleMetricPlot component**: New visualization component for comparing metrics\n- **Improved layout**: Reviewed and optimized dashboard layouts for better readability\n\n### Enhanced Node Management\n\n- **Node state tracking**: New node table in database with timestamp tracking\n- **Node state filtering**: Filter jobs by node state in systems view\n- **Node list enhancements**: Improved paging, filtering, and continuous scroll support\n- **Nodestate retention and archiving**: Node state data is now subject to configurable\n retention policies and can be archived to Parquet format for long-term storage\n- **Faulty node metric tracking**: Faulty node state metric lists are persisted to the database\n\n### Health Monitoring\n\n- **Health status dashboard**: New dedicated \"Health\" tab in the status details view\n showing per-node metric health across the cluster\n- **CCMS health check**: Support for querying health status of external\n cc-metric-store (CCMS) instances via the API\n- **GraphQL health endpoints**: New GraphQL queries and resolvers for health data\n- **Cluster/subcluster filter**: Filter health status view by cluster or subcluster\n\n### Log Viewer\n\n- **Web-based log viewer**: New log viewer page in the admin interface for inspecting\n backend log output directly from the browser without shell access\n- **Accessible from header**: Quick access link from the navigation header\n\n### MetricStore Improvements\n\n- **Memory tracking worker**: New worker for CCMS memory usage tracking\n- **Dynamic retention**: Support for job specific dynamic retention times\n- **Improved compression**: Transparent compression for job archive imports\n- **Parallel processing**: Parallelized Iter function in all archive backends\n\n### Job Tagging System\n\n- **Job tagger option**: Enable automatic job tagging via configuration flag\n- **Application detection**: Automatic detection of applications (MATLAB, GROMACS, etc.)\n- **Job classification**: Automatic detection of pathological jobs\n- **omit-tagged**: Option to exclude tagged jobs from retention/cleanup operations (`none`, `all`, or `user`)\n- **Admin UI trigger**: Taggers can be run on-demand from the admin web interface\n without restarting the backend\n\n### Archive Backends\n\n- **Parquet archive format**: New Parquet file format for job archiving, providing\n columnar storage with efficient compression for analytical workloads\n- **S3 backend**: Full support for S3-compatible object storage\n- **SQLite backend**: Full support for SQLite backend using blobs\n- **Performance improvements**: Fixed performance bugs in archive backends\n- **Better error handling**: Improved error messages and fallback handling\n- **Zstd compression**: Parquet writers use zstd compression for better\n compression ratios compared to the previous snappy default\n- **Optimized sort order**: Job and nodestate Parquet files are sorted by\n cluster, subcluster, and start time for efficient range queries\n\n### Unified Archive Retention and Format Conversion\n\n- **Uniform retention policy**: Job archive retention now supports both JSON and\n Parquet as target formats under a single, consistent policy configuration\n- **Archive manager tool**: The `tools/archive-manager` utility now supports\n format conversion between JSON and Parquet job archives\n- **Parquet reader**: Full Parquet archive reader implementation for reading back\n archived job data\n\n## New features and improvements\n\n### Frontend\n\n- **Loading indicators**: Added loading indicators to status detail and job lists\n- **Job info layout**: Reviewed and improved job info row layout\n- **Metric selection**: Enhanced metric selection with drag-and-drop fixes\n- **Filter presets**: Move list filter preset to URL for easy sharing\n- **Job comparison**: Improved job comparison views and plots\n- **Subcluster reactivity**: Job list now reacts to subcluster filter changes\n- **Short jobs quick selection**: New \"Short jobs\" quick-filter button in job lists\n replaces the removed undocumented `minRunningFor` filter\n- **Row plot cursor sync**: Cursor position is now synchronized across all metric\n plots in a job list row for easier cross-metric comparison\n- **Disabled metrics handling**: Improved handling and display of disabled metrics\n across job view, node view, and list rows\n- **\"Not configured\" info cards**: Informational cards shown when optional features\n are not yet configured\n- **Frontend dependencies**: Bumped frontend dependencies to latest versions\n- **Svelte 5 compatibility**: Fixed Svelte state warnings and compatibility issues\n\n### Backend\n\n- **Progress bars**: Import function now shows progress during long operations\n- **Better logging**: Improved logging with appropriate log levels throughout\n- **Graceful shutdown**: Fixed shutdown timeout bugs and hanging issues\n- **Configuration defaults**: Sensible defaults for most configuration options\n- **Documentation**: Extensive documentation improvements across packages\n- **Server flag in systemd unit**: Example systemd unit now includes the `-server` flag\n\n### Security\n\n- **LDAP security hardening**: Improved input validation, connection handling, and\n error reporting in the LDAP authenticator\n- **OIDC security hardening**: Stricter token validation and improved error handling\n in the OIDC authenticator\n- **Auth schema extensions**: Additional schema fields for improved auth configuration\n\n### API improvements\n\n- **Role-based metric visibility**: Metrics can now have role-based access control\n- **Job exclusivity filter**: New filter for exclusive vs. shared jobs\n- **Improved error messages**: Better error messages and documentation in REST API\n- **GraphQL enhancements**: Improved GraphQL queries and resolvers\n- **Stop job lookup order**: Reversed lookup order in stop job requests for\n more reliable job matching (cluster+jobId first, then jobId alone)\n\n### Performance\n\n- **Database indices**: Optimized SQLite indices for better query performance\n- **Job cache**: Introduced caching table for faster job inserts\n- **Parallel imports**: Archive imports now run in parallel where possible\n- **External tool integration**: Optimized use of external tools (fd) for better performance\n- **Node repository queries**: Reviewed and optimized node repository SQL queries\n- **Buffer pool**: Resized and pooled internal buffers for better memory reuse\n\n### Developer experience\n\n- **AI agent guidelines**: Added documentation for AI coding agents (AGENTS.md, CLAUDE.md)\n- **Example API payloads**: Added example JSON API payloads for testing\n- **Unit tests**: Added more unit tests for NATS API, node repository, and other components\n- **Test improvements**: Better test coverage; test DB is now copied before unit tests\n to avoid state pollution between test runs\n- **Parquet writer tests**: Comprehensive tests for Parquet archive writing and conversion\n\n## Bug fixes\n\n- Fixed nodelist paging issues\n- Fixed metric select drag and drop functionality\n- Fixed render race conditions in nodeList\n- Fixed tag count grouping including type\n- Fixed wrong metricstore schema (missing comma)\n- Fixed configuration issues causing shutdown hangs\n- Fixed deadlock when NATS is not configured\n- Fixed archive backend performance bugs\n- Fixed continuous scroll buildup on refresh\n- Improved footprint calculation logic\n- Fixed polar plot data query decoupling\n- Fixed missing resolution parameter handling\n- Fixed node table initialization fallback\n- Fixed reactivity key placement in nodeList\n- Fixed nodeList resolver data handling and increased nodestate filter cutoff\n- Fixed job always being transferred to main job table before archiving\n- Fixed AppTagger error handling and logging\n- Fixed log endpoint formatting and correctness\n- Fixed automatic refresh in metric status tab\n- Fixed NULL value handling in `health_state` and `health_metrics` columns\n- Fixed bugs related to `job_cache` IDs being used in the main job table\n- Fixed SyncJobs bug causing start job hooks to be called with wrong (cache) IDs\n- Fixed 404 handler route for sub-routers\n\n## Configuration changes\n\n### New configuration options\n\n```json\n{\n \"main\": {\n \"enable-job-taggers\": true,\n \"resampling\": {\n \"minimum-points\": 600,\n \"trigger\": 180,\n \"resolutions\": [240, 60]\n },\n \"api-subjects\": {\n \"subject-job-event\": \"cc.job.event\",\n \"subject-node-state\": \"cc.node.state\"\n }\n },\n \"nats\": {\n \"address\": \"nats://0.0.0.0:4222\",\n \"username\": \"root\",\n \"password\": \"root\"\n },\n \"cron\": {\n \"commit-job-worker\": \"1m\",\n \"duration-worker\": \"5m\",\n \"footprint-worker\": \"10m\"\n },\n \"metric-store\": {\n \"cleanup\": {\n \"mode\": 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