The Prometheus monitoring system and time series database.

prometheus hacktoberfest metrics monitoring alerting graphing time-series

History

beorn7 7ee1836ef5 Merge branch 'main' into sparsehistogram		4 years ago
..
agent	Merge branch 'main' into sparsehistogram	4 years ago
chunkenc	Merge branch 'main' into sparsehistogram	4 years ago
chunks	Disable chunk write queue by default, allow user to configure the exact size (#10425 )	4 years ago
docs	Merge branch 'main' into sparsehistogram	4 years ago
encoding	Merge branch 'main' into sparsehistogram	4 years ago
errors	Address golint failures from revive	4 years ago
fileutil	tsdb: Add windows arm64 support.	4 years ago
goversion	Add new Go build tags.	4 years ago
index	tsdb: more efficient sorting of postings read from WAL at startup (#10500 )	4 years ago
record	tsdb: Rework iterators (#9877 )	4 years ago
test	Move packages out of deprecated pkg directory	4 years ago
testdata	tsdb: Delete blocks atomically; Remove tmp blocks on start; Added test. (#7772 )	5 years ago
tombstones	refactor: use `T.TempDir()` and `B.TempDir` to create temporary directory	4 years ago
tsdbutil	storage: iterator fixes after merge	4 years ago
wal	Run gofumpt on all files (#10392 )	4 years ago
.gitignore	…
CHANGELOG.md	Rename default branch to main	5 years ago
README.md	Add basic initial developer docs for TSDB (#9451 )	4 years ago
block.go	Move packages out of deprecated pkg directory	4 years ago
block_test.go	Merge branch 'main' into sparsehistogram	4 years ago
blockwriter.go	Move packages out of deprecated pkg directory	4 years ago
blockwriter_test.go	refactor: use `T.TempDir()` and `B.TempDir` to create temporary directory	4 years ago
compact.go	CompactBlockMetas should produce correct mint/maxt for overlapping blocks. (#10108 )	4 years ago
compact_test.go	Merge branch 'main' into sparsehistogram	4 years ago
db.go	deleting *.tmp WAL files on startup (#10317 )	4 years ago
db_test.go	Merge branch 'main' into sparsehistogram	4 years ago
example_test.go	Merge branch 'main' into sparsehistogram	4 years ago
exemplar.go	tsdb: use simpler map key to improve exemplar ingest performance (#10111 )	4 years ago
exemplar_test.go	tsdb: use simpler map key to improve exemplar ingest performance (#10111 )	4 years ago
head.go	Merge branch 'main' into sparsehistogram	4 years ago
head_append.go	Merge branch 'main' into sparsehistogram	4 years ago
head_bench_test.go	refactor: use `T.TempDir()` and `B.TempDir` to create temporary directory	4 years ago
head_read.go	Merge branch 'main' into sparsehistogram	4 years ago
head_test.go	Merge branch 'main' into sparsehistogram	4 years ago
head_wal.go	Merge branch 'main' into sparsehistogram	4 years ago
isolation.go	Add the ability to disable tsdb isolation (#9270 )	4 years ago
isolation_test.go	Add the ability to disable tsdb isolation (#9270 )	4 years ago
mocks_test.go	Move packages out of deprecated pkg directory	4 years ago
querier.go	Merge branch 'main' into sparsehistogram	4 years ago
querier_bench_test.go	refactor: use `T.TempDir()` and `B.TempDir` to create temporary directory	4 years ago
querier_test.go	Merge branch 'main' into sparsehistogram	4 years ago
repair.go	Switched to go-kit/log	5 years ago
repair_test.go	refactor: use `T.TempDir()` and `B.TempDir` to create temporary directory	4 years ago
tsdbblockutil.go	tsdb: Rework iterators (#9877 )	4 years ago
wal.go	fix potential goroutine leaks	4 years ago
wal_test.go	refactor: use `T.TempDir()` and `B.TempDir` to create temporary directory	4 years ago

README.md

TSDB

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

Due to an issue with versioning, the "latest" docs shown on Godoc are outdated. Instead you may use the docs for v2.31.1

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: