prometheus

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Denys Sedchenko ca578101af

feat(tsdb/agent): Implement checkpoint based on series in memory (#17948 )

Adds CheckpointFromInMemorySeries option for agent.Options to enable a faster checkpoint implementation that skips segment re-read and just uses in-memory data instead.

* feat: impl agent-specific checkpoint dir
* feat: impl ActiveSeries interface
* feat: use new checkpoint impl
* feat: hide new checkpoint impl behind a feature flag
* feat: add benchmark
* feat: add benchstat case
* feat: use feature flag in bench
* feat: use same labels for persisted state and append
* feat: set WAL segment size
* feat: add checkpoint size metric and bump series size
* feat: wal replay test
* feat: expose new checkpoint opts in cmd flags
* feat: update cli doc
* add ActiveSeries and DeletedSeries doc

Signed-off-by: x1unix <9203548+x1unix@users.noreply.github.com>
Signed-off-by: Denys Sedchenko <9203548+x1unix@users.noreply.github.com>
Co-authored-by: George Krajcsovits <krajorama@users.noreply.github.com>

2026-04-24 19:42:26 +02:00

checkpoint_test.go

fix test after merge

2026-02-23 10:02:32 +00:00

checkpoint.go

feat(tsdb/agent): Implement checkpoint based on series in memory (#17948 )

2026-04-24 19:42:26 +02:00

live_reader.go

Remove copyright date from headers (#17785 )

2026-01-05 13:46:21 +01:00

reader_test.go

tsdb: Migrate multi-errors to errors package (#17768 )