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Fix bug that prevents WAL cleanup on shutdown

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Entire-Checkpoint: 5b79628feea4
This commit is contained in:
Jan Eitzinger
2026-06-05 08:39:49 +02:00
parent 6cfa511348
commit 8733497223
1 changed files with 8 additions and 2 deletions
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10
pkg/metricstore/metricstore.go
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@@ -308,8 +308,14 @@ func Shutdown() {
lastCheckpointMu.Unlock()
if Keys.Checkpoints.FileFormat == "wal" {
// WAL files are deleted per-host inside ToCheckpointWAL workers.
files, _, err = ms.ToCheckpointWAL(Keys.Checkpoints.RootDir, from.Unix(), time.Now().Unix())
var successDirs []string
files, successDirs, err = ms.ToCheckpointWAL(Keys.Checkpoints.RootDir, from.Unix(), time.Now().Unix())
// The final binary snapshot now captures all in-memory data for these
// hosts, making their current.wal redundant. The staging goroutines have
// already exited, so remove the WAL files directly (the channel-based
// RotateWALFiles is no longer safe to call). Without this, current.wal
// files survive shutdown and keep growing across restarts.
RotateWALFilesAfterShutdown(successDirs)
} else {
files, err = ms.ToCheckpoint(Keys.Checkpoints.RootDir, from.Unix(), time.Now().Unix())
}