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Add tsdb startup duration metric (#7737)
* Add tsdb wal replay duration metric Signed-off-by: Max Neverov <neverov.max@gmail.com>
This commit is contained in:
parent
77c784ac93
commit
7e1c27b853
10
tsdb/head.go
10
tsdb/head.go
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@ -110,6 +110,7 @@ type headMetrics struct {
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outOfOrderSamples prometheus.Counter
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walTruncateDuration prometheus.Summary
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walCorruptionsTotal prometheus.Counter
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walTotalReplayDuration prometheus.Gauge
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headTruncateFail prometheus.Counter
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headTruncateTotal prometheus.Counter
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checkpointDeleteFail prometheus.Counter
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@ -167,6 +168,10 @@ func newHeadMetrics(h *Head, r prometheus.Registerer) *headMetrics {
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Name: "prometheus_tsdb_wal_corruptions_total",
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Help: "Total number of WAL corruptions.",
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}),
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walTotalReplayDuration: prometheus.NewGauge(prometheus.GaugeOpts{
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Name: "prometheus_tsdb_data_replay_duration_seconds",
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Help: "Time taken to replay the data on disk.",
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}),
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samplesAppended: prometheus.NewCounter(prometheus.CounterOpts{
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Name: "prometheus_tsdb_head_samples_appended_total",
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Help: "Total number of appended samples.",
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@ -222,6 +227,7 @@ func newHeadMetrics(h *Head, r prometheus.Registerer) *headMetrics {
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m.gcDuration,
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m.walTruncateDuration,
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m.walCorruptionsTotal,
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m.walTotalReplayDuration,
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m.samplesAppended,
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m.outOfBoundSamples,
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m.outOfOrderSamples,
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@ -713,11 +719,13 @@ func (h *Head) Init(minValidTime int64) error {
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level.Info(h.logger).Log("msg", "WAL segment loaded", "segment", i, "maxSegment", last)
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}
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walReplayDuration := time.Since(start)
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h.metrics.walTotalReplayDuration.Set(walReplayDuration.Seconds())
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level.Info(h.logger).Log(
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"msg", "WAL replay completed",
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"checkpoint_replay_duration", checkpointReplayDuration.String(),
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"wal_replay_duration", time.Since(walReplayStart).String(),
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"total_replay_duration", time.Since(start).String(),
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"total_replay_duration", walReplayDuration.String(),
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)
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return nil
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