diff --git a/tsdb/head.go b/tsdb/head.go index 7e6fda9c7..820fba9e2 100644 --- a/tsdb/head.go +++ b/tsdb/head.go @@ -620,6 +620,7 @@ func (h *Head) Init(minValidTime int64) error { refSeries := make(map[chunks.HeadSeriesRef]*memSeries) snapshotLoaded := false + var chunkSnapshotLoadDuration time.Duration if h.opts.EnableMemorySnapshotOnShutdown { level.Info(h.logger).Log("msg", "Chunk snapshot is enabled, replaying from the snapshot") // If there are any WAL files, there should be at least one WAL file with an index that is current or newer @@ -650,7 +651,8 @@ func (h *Head) Init(minValidTime int64) error { snapIdx, snapOffset, refSeries, err = h.loadChunkSnapshot() if err == nil { snapshotLoaded = true - level.Info(h.logger).Log("msg", "Chunk snapshot loading time", "duration", time.Since(start).String()) + chunkSnapshotLoadDuration = time.Since(start) + level.Info(h.logger).Log("msg", "Chunk snapshot loading time", "duration", chunkSnapshotLoadDuration.String()) } if err != nil { snapIdx, snapOffset = -1, 0 @@ -672,6 +674,8 @@ func (h *Head) Init(minValidTime int64) error { oooMmappedChunks map[chunks.HeadSeriesRef][]*mmappedChunk lastMmapRef chunks.ChunkDiskMapperRef err error + + mmapChunkReplayDuration time.Duration ) if snapshotLoaded || h.wal != nil { // If snapshot was not loaded and if there is no WAL, then m-map chunks will be discarded @@ -695,7 +699,8 @@ func (h *Head) Init(minValidTime int64) error { return err } } - level.Info(h.logger).Log("msg", "On-disk memory mappable chunks replay completed", "duration", time.Since(mmapChunkReplayStart).String()) + mmapChunkReplayDuration = time.Since(mmapChunkReplayStart) + level.Info(h.logger).Log("msg", "On-disk memory mappable chunks replay completed", "duration", mmapChunkReplayDuration.String()) } if h.wal == nil { @@ -817,6 +822,8 @@ func (h *Head) Init(minValidTime int64) error { "checkpoint_replay_duration", checkpointReplayDuration.String(), "wal_replay_duration", walReplayDuration.String(), "wbl_replay_duration", wblReplayDuration.String(), + "chunk_snapshot_load_duration", chunkSnapshotLoadDuration.String(), + "mmap_chunk_replay_duration", mmapChunkReplayDuration.String(), "total_replay_duration", totalReplayDuration.String(), )