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agent	[PRW 2.0] Merging `remote-write-2.0` feature branch to main (PRW 2.0 support + metadata in WAL) (#14395 )	2024-07-04 14:29:20 -07:00
chunkenc	Fix corrupting spans via iterator sharing	2024-08-06 16:51:20 +02:00
chunks	TSDB: Simplify OOO Select by copying the head chunk (#14396 )	2024-07-03 15:08:07 +01:00
docs	Fix language in docs and comments (#14041 )	2024-05-08 17:57:09 +02:00
encoding	tsdb/encoding: use Go standard errors package	2023-11-11 19:01:11 +01:00
errors	Enable default revive rules (#13068 )	2023-11-29 17:23:34 +00:00
fileutil	tests: remove err from message when testify prints it already	2024-02-01 14:18:01 +00:00
goversion	remove obsolete build tag	2024-01-17 22:26:32 +08:00
index	Replace `ListPostings.Seek`'s binary search call by the generic `slices.BinarySearch` (#14393 )	2024-07-02 14:51:05 +01:00
record	Fix a couple of comments	2024-07-05 15:25:42 +02:00
testdata	tsdb: Delete blocks atomically; Remove tmp blocks on start; Added test. (#7772 )	2020-08-11 06:56:08 +01:00
tombstones	Update tombstones.go	2023-11-11 19:22:06 +01:00
tsdbutil	Ignore stale histograms for counter reset detection	2024-07-26 10:08:31 +02:00
wlog	chore(remote_write): clean up as watcher.go is part of wlog now	2024-08-05 13:40:23 +02:00
.gitignore	Moving tsdb into its own subdirectory	2019-08-13 13:58:49 +05:30
block.go	tsdb: Extend compactor interface to allow compactions to create multiple output blocks (#14143 )	2024-06-12 17:31:25 -04:00
block_test.go	tsdb: Extend compactor interface to allow compactions to create multiple output blocks (#14143 )	2024-06-12 17:31:25 -04:00
blockwriter.go	tsdb: Extend compactor interface to allow compactions to create multiple output blocks (#14143 )	2024-06-12 17:31:25 -04:00
blockwriter_test.go	Add a chunk size limit in bytes (#12054 )	2023-08-24 15:21:17 +02:00
CHANGELOG.md	Rename default branch to main	2021-02-22 20:28:02 +01:00
compact.go	TSDB: Change block populator to accept postings index function (#14213 )	2024-06-25 09:21:48 +01:00
compact_test.go	feat: allow to delay head compaction start time helping Prometheus instances to	2024-08-07 17:10:27 +02:00
db.go	Add hidden flag to disable overlapping compaction (#14581 )	2024-08-08 12:09:39 +02:00
db_test.go	feat: allow to delay head compaction start time helping Prometheus instances to	2024-08-07 17:10:27 +02:00
example_test.go	Add context argument to Querier.Select (#12660 )	2023-09-12 12:37:38 +02:00
exemplar.go	[ENHANCEMENT] TSDB: Save map lookup on validation	2024-05-30 09:17:11 +01:00
exemplar_test.go	[Test] TSDB: BenchmarkResizeExemplar multiple per series	2024-05-30 09:17:11 +01:00
head.go	Revert the option regardless of error	2024-07-30 11:31:31 +02:00
head_append.go	Fix appendable: check whether last val was a histogram (#14613 )	2024-08-07 15:02:59 +02:00
head_bench_test.go	tsdb: use Go standard errors	2023-12-11 12:18:54 +00:00
head_dedupelabels.go	tsdb: reset symbol table for exemplars periodically	2024-07-05 10:19:07 +01:00
head_other.go	TSDB: rebuild labels symbol-table on each compaction	2024-07-05 10:19:07 +01:00
head_read.go	Merge remote-tracking branch 'origin/main' into merge-2.54-to-main	2024-08-06 09:19:55 +01:00
head_read_test.go	TSDB: Simplify OOO Select by copying the head chunk (#14396 )	2024-07-03 15:08:07 +01:00
head_test.go	Fix appendable: check whether last val was a histogram (#14613 )	2024-08-07 15:02:59 +02:00
head_wal.go	Store mmMaxTime in same field as seriesShard	2024-07-30 10:20:29 +02:00
isolation.go	tsdb: create isolation transaction slice on demand	2023-10-21 13:45:47 +00:00
isolation_test.go	tsdb: turn off transaction isolation for head compaction (#11317 )	2022-09-27 19:31:23 +05:30
mocks_test.go	tsdb: use Go standard errors	2023-12-11 12:18:54 +00:00
ooo_head.go	[BUGFIX] TSDB: Exclude OOO chunks mapped after compaction starts	2024-08-05 10:35:34 +01:00
ooo_head_read.go	[BUGFIX] TSDB: Exclude OOO chunks mapped after compaction starts	2024-08-05 10:35:34 +01:00
ooo_head_read_test.go	[BUGFIX] TSDB: Exclude OOO chunks mapped after compaction starts	2024-08-05 10:35:34 +01:00
ooo_head_test.go	ci(lint): enable godot; append dot at the end of comments	2023-10-31 19:53:38 +02:00
ooo_isolation.go	Fix issue where queries can fail or omit OOO samples if OOO head compaction occurs between creating a querier and reading chunks (#13115 )	2023-11-24 12:38:38 +01:00
ooo_isolation_test.go	Fix issue where queries can fail or omit OOO samples if OOO head compaction occurs between creating a querier and reading chunks (#13115 )	2023-11-24 12:38:38 +01:00
querier.go	Pass limit param as hint to storage.Querier	2024-06-20 09:47:38 -07:00
querier_bench_test.go	Optimize label values with matchers by taking shortcuts (#13426 )	2024-01-23 11:40:21 +01:00
querier_test.go	Pass limit param as hint to storage.Querier	2024-06-20 09:47:38 -07:00
README.md	Fixed broken link in tsdb README.md	2022-10-07 16:20:20 +00:00
repair.go	tsdb: use Go standard errors	2023-12-11 12:18:54 +00:00
repair_test.go	tsdb tests: use go-cmp instead of DeepEquals	2024-02-08 19:32:33 +00:00
testutil.go	Testutil refactoring	2024-07-03 09:28:38 -07:00
tsdbblockutil.go	Optimize histogram iterators (#13340 )	2024-01-23 17:02:14 +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: