ClusterCockpit/cc-metric-collector
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Modularize the whole thing (#16)

Browse Source 
* Use channels, add a metric router, split up configuration and use extended version of Influx line protocol internally

* Use central timer for collectors and router. Add expressions to router

* Add expression to router config

* Update entry points

* Start with README

* Update README for CCMetric

* Formatting

* Update README.md

* Add README for MultiChanTicker

* Add README for MultiChanTicker

* Update README.md

* Add README to metric router

* Update main README

* Remove SinkEntity type

* Update README for sinks

* Update go files

* Update README for receivers

* Update collectors README

* Update collectors README

* Use seperate page per collector

* Fix for tempstat page

* Add docs for customcmd collector

* Add docs for ipmistat collector

* Add docs for topprocs collector

* Update customCmdMetric.md

* Use seconds when calculating LIKWID metrics

* Add IB metrics ib_recv_pkts and ib_xmit_pkts

* Drop domain part of host name

* Updated to latest stable version of likwid

* Define source code dependencies in Makefile

* Add GPFS / IBM Spectrum Scale collector

* Add vet and staticcheck make targets

* Add vet and staticcheck make targets

* Avoid go vet warning:
struct field tag `json:"..., omitempty"` not compatible with reflect.StructTag.Get: suspicious space in struct tag value
struct field tag `json:"...", omitempty` not compatible with reflect.StructTag.Get: key:"value" pairs not separated by spaces

* Add sample collector to README.md

* Add CPU frequency collector

* Avoid staticcheck warning: redundant return statement

* Avoid staticcheck warning: unnecessary assignment to the blank identifier

* Simplified code

* Add CPUFreqCollectorCpuinfo
a metric collector to measure the current frequency of the CPUs
as obtained from /proc/cpuinfo
Only measure on the first hyperthread

* Add collector for NFS clients

* Move publication of metrics into Flush() for NatsSink

* Update GitHub actions

* Refactoring

* Avoid vet warning: Println arg list ends with redundant newline

* Avoid vet warning struct field commands has json tag but is not exported

* Avoid vet warning: return copies lock value.

* Corrected typo

* Refactoring

* Add go sources in internal/...

* Bad separator in Makefile

* Fix Infiniband collector

Co-authored-by: Holger Obermaier <40787752+ho-ob@users.noreply.github.com>
This commit is contained in:
Thomas Gruber
2022-01-25 15:37:43 +01:00
committed by GitHub
parent 222862af32
commit 200af84c54
60 changed files with 2596 additions and 1105 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
collectors/memstatMetric.go
View File

@@ -9,8 +9,7 @@ import (
"strconv"
"strings"
"time"
lp "github.com/influxdata/line-protocol"
lp "github.com/ClusterCockpit/cc-metric-collector/internal/ccMetric"
)
const MEMSTATFILE = `/proc/meminfo`
@@ -20,14 +19,14 @@ type MemstatCollectorConfig struct {
}
type MemstatCollector struct {
MetricCollector
metricCollector
stats map[string]int64
tags map[string]string
matches map[string]string
config MemstatCollectorConfig
}
func (m *MemstatCollector) Init(config []byte) error {
func (m *MemstatCollector) Init(config json.RawMessage) error {
var err error
m.name = "MemstatCollector"
if len(config) > 0 {
@@ -36,6 +35,7 @@ func (m *MemstatCollector) Init(config []byte) error {
return err
}
}
m.meta = map[string]string{"source": m.name, "group": "Memory", "unit": "kByte"}
m.stats = make(map[string]int64)
m.matches = make(map[string]string)
m.tags = map[string]string{"type": "node"}
@@ -65,7 +65,7 @@ func (m *MemstatCollector) Init(config []byte) error {
return err
}
func (m *MemstatCollector) Read(interval time.Duration, out *[]lp.MutableMetric) {
func (m *MemstatCollector) Read(interval time.Duration, output chan lp.CCMetric) {
if !m.init {
return
}
@@ -97,9 +97,9 @@ func (m *MemstatCollector) Read(interval time.Duration, out *[]lp.MutableMetric)
log.Print(err)
continue
}
y, err := lp.New(name, m.tags, map[string]interface{}{"value": int(float64(m.stats[match]) * 1.0e-3)}, time.Now())
y, err := lp.New(name, m.tags, m.meta, map[string]interface{}{"value": int(float64(m.stats[match]) * 1.0e-3)}, time.Now())
if err == nil {
*out = append(*out, y)
output <- y
}
}
@@ -108,18 +108,18 @@ func (m *MemstatCollector) Read(interval time.Duration, out *[]lp.MutableMetric)
if _, cached := m.stats[`Cached`]; cached {
memUsed := m.stats[`MemTotal`] - (m.stats[`MemFree`] + m.stats[`Buffers`] + m.stats[`Cached`])
_, skip := stringArrayContains(m.config.ExcludeMetrics, "mem_used")
y, err := lp.New("mem_used", m.tags, map[string]interface{}{"value": int(float64(memUsed) * 1.0e-3)}, time.Now())
y, err := lp.New("mem_used", m.tags, m.meta, map[string]interface{}{"value": int(float64(memUsed) * 1.0e-3)}, time.Now())
if err == nil && !skip {
*out = append(*out, y)
output <- y
}
}
}
}
if _, found := m.stats[`MemShared`]; found {
_, skip := stringArrayContains(m.config.ExcludeMetrics, "mem_shared")
y, err := lp.New("mem_shared", m.tags, map[string]interface{}{"value": int(float64(m.stats[`MemShared`]) * 1.0e-3)}, time.Now())
y, err := lp.New("mem_shared", m.tags, m.meta, map[string]interface{}{"value": int(float64(m.stats[`MemShared`]) * 1.0e-3)}, time.Now())
if err == nil && !skip {
*out = append(*out, y)
output <- y
}
}
}