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History

Divyansh Mishra d4eef1c87f tsdb: Optimize LabelValues for sparse intersections (Fixes #14551 )

Signed-off-by: Divyansh Mishra <divyanshmishra@Divyanshs-MacBook-Air-3.local>

2026-02-17 13:35:31 -08:00

agent

st: Add a hidden 'st-storage' feature flag for PROM-60 (#17907 )

2026-01-28 09:05:54 +00:00

chunkenc

Update tsdb/chunkenc/chunk.go

2026-01-14 16:41:03 +01:00

chunks

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

2026-02-04 10:41:57 +01:00

docs

docs: Fix chunk format documentation for varint encoding

2025-08-15 10:56:21 +02:00

encoding

Remove copyright date from headers (#17785 )

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

fileutil

Remove copyright date from headers (#17785 )

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

goversion

Remove copyright date from headers (#17785 )

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

index

tsdb: Optimize LabelValues for sparse intersections (Fixes #14551 )

2026-02-17 13:35:31 -08:00

record

Remove copyright date from headers (#17785 )

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

testdata

tsdb: Delete blocks atomically; Remove tmp blocks on start; Added test. (#7772 )

2020-08-11 06:56:08 +01:00

tombstones

Refactor various tsdb sub-packages (#17847 )

2026-01-13 13:38:58 +00:00

tsdbutil

Refactor various tsdb sub-packages (#17847 )

2026-01-13 13:38:58 +00:00

wlog

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

2026-02-04 10:41:57 +01:00

.gitignore

Moving tsdb into its own subdirectory

2019-08-13 13:58:49 +05:30

block_test.go

auto update head sample use in tests

2026-01-14 13:15:13 +01:00

block.go

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

2026-02-04 10:41:57 +01:00

blockwriter_test.go

Remove copyright date from headers (#17785 )

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

blockwriter.go

Remove copyright date from headers (#17785 )

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

CHANGELOG.md

Rename default branch to main

2021-02-22 20:28:02 +01:00

compact_test.go

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

2026-02-04 10:41:57 +01:00

compact.go

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

2026-02-04 10:41:57 +01:00

db_append_v2_test.go

tests: Unify TestDiskFillingUpAfterDisablingOOO and avoid hiding errors (#18017 )

2026-02-05 16:11:35 +00:00

db_test.go

tests: Unify TestDiskFillingUpAfterDisablingOOO and avoid hiding errors (#18017 )

2026-02-05 16:11:35 +00:00

db.go

tsdb: Add metrics for stale series compaction (#17957 )

2026-02-06 09:05:56 +00:00

example_test.go

Remove copyright date from headers (#17785 )

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

exemplar_test.go

tsdb: fix rare case of OOO exemplar insertion pointing to the exemplar being deleted (#17865 )

2026-01-15 08:49:37 +01:00

exemplar.go

tsdb: fix rare case of OOO exemplar insertion pointing to the exemplar being deleted (#17865 )

2026-01-15 08:49:37 +01:00

head_append_v2_test.go

fix: fix rare race on empty head.initialized() vs head.initTime() (#17963 )

2026-02-02 09:13:02 +00:00

head_append_v2.go

tests(scrape): add TestScrapeLoopAppend_WithStorage (#17937 )

2026-01-30 11:44:07 +00:00

head_append.go

tests: Unify TestDiskFillingUpAfterDisablingOOO and avoid hiding errors (#18017 )

2026-02-05 16:11:35 +00:00

head_bench_test.go

tsdb: add auto-cleanup to newTestHead and remove redundant cleanup calls (#17890 )

2026-01-19 12:57:05 +01:00

head_dedupelabels.go

Remove copyright date from headers (#17785 )

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

head_other.go

Remove copyright date from headers (#17785 )

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

head_read_test.go

Remove copyright date from headers (#17785 )

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

head_read.go

tsdb: Add StaleHead and GC for stale series in the Head block

2026-01-23 17:59:41 -08:00

head_test.go

Add unit test to detect race in Head.deleteSeriesByID

2026-02-13 14:07:44 -08:00

head_wal.go

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

2026-02-04 10:41:57 +01:00

head.go

tsdb: Fix locking in Head.deleteSeriesByID

2026-02-12 11:59:07 -08:00

isolation_test.go

Remove copyright date from headers (#17785 )

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

isolation.go

Remove copyright date from headers (#17785 )

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

label_values_bench_test.go

tsdb: Optimize LabelValues for sparse intersections (Fixes #14551 )

2026-02-17 13:35:31 -08:00

mocks_test.go

Remove copyright date from headers (#17785 )

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

ooo_head_read_test.go

tsdb: add auto-cleanup to newTestHead and remove redundant cleanup calls (#17890 )

2026-01-19 12:57:05 +01:00

ooo_head_read.go

Remove copyright date from headers (#17785 )

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

ooo_head_test.go

Remove copyright date from headers (#17785 )

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

ooo_head.go

update ooo_head.go but only with TODOs

2026-01-14 13:15:15 +01:00

ooo_isolation_test.go

Remove copyright date from headers (#17785 )

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

ooo_isolation.go

Remove copyright date from headers (#17785 )

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

querier_bench_test.go

Remove copyright date from headers (#17785 )

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

querier_test.go

update remaining tests

2026-01-14 13:15:16 +01:00

querier.go

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

2026-02-04 10:41:57 +01:00

README.md

Fixed broken link in tsdb README.md

2022-10-07 16:20:20 +00:00

repair_test.go

Remove copyright date from headers (#17785 )

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

repair.go

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

2026-02-04 10:41:57 +01:00

testutil.go

Remove copyright date from headers (#17785 )

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

tsdbblockutil.go

Remove copyright date from headers (#17785 )

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

README.md

TSDB

This directory contains the Prometheus TSDB (Time Series DataBase) library, which handles storage and querying of all Prometheus v2 data.

Documentation

External resources

A writeup of the original design can be found here.
Video: Storing 16 Bytes at Scale from PromCon 2017.
Compression is based on the Gorilla TSDB white paper.

A series of blog posts explaining different components of TSDB: