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feat: Add ingester_chunks_flush_failures_total #12925

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merged 1 commit into from
May 29, 2024
Merged

feat: Add ingester_chunks_flush_failures_total #12925

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1 change: 1 addition & 0 deletions pkg/ingester/flush.go
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Original file line number Diff line number Diff line change
Expand Up @@ -372,6 +372,7 @@ func (i *Ingester) encodeChunk(ctx context.Context, ch *chunk.Chunk, desc *chunk
// chunk to have another opportunity to be flushed.
func (i *Ingester) flushChunk(ctx context.Context, ch *chunk.Chunk) error {
if err := i.store.Put(ctx, []chunk.Chunk{*ch}); err != nil {
i.metrics.chunksFlushFailures.Inc()
return fmt.Errorf("store put chunk: %w", err)
}
i.metrics.flushedChunksStats.Inc(1)
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6 changes: 6 additions & 0 deletions pkg/ingester/metrics.go
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Expand Up @@ -47,6 +47,7 @@ type ingesterMetrics struct {
chunkSizePerTenant *prometheus.CounterVec
chunkAge prometheus.Histogram
chunkEncodeTime prometheus.Histogram
chunksFlushFailures prometheus.Counter
chunksFlushedPerReason *prometheus.CounterVec
chunkLifespan prometheus.Histogram
flushedChunksStats *analytics.Counter
Expand Down Expand Up @@ -232,6 +233,11 @@ func newIngesterMetrics(r prometheus.Registerer, metricsNamespace string) *inges
// 10ms to 10s.
Buckets: prometheus.ExponentialBuckets(0.01, 4, 6),
}),
chunksFlushFailures: promauto.With(r).NewCounter(prometheus.CounterOpts{
Namespace: constants.Loki,
Name: "ingester_chunks_flush_failures_total",
Help: "Total number of flush failures.",
}),
chunksFlushedPerReason: promauto.With(r).NewCounterVec(prometheus.CounterOpts{
Namespace: constants.Loki,
Name: "ingester_chunks_flushed_total",
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