The Prometheus monitoring system and time series database.

prometheus hacktoberfest metrics alerting graphing monitoring time-series

Oleg Zaytsev 726ed124e4 Replace `ListPostings.Seek`'s binary search call by the generic `slices.BinarySearch` (#14393 ) Signed-off-by: Oleg Zaytsev <mail@olegzaytsev.com>		5 months ago
..
agent	agent db: make rejecting ooo samples configurable (#14094 )	5 months ago
chunkenc	fix according to code review	6 months ago
chunks	Upgrade to golangci-lint v1.59.0	6 months ago
docs	Fix language in docs and comments (#14041 )	7 months ago
encoding	…
errors	…
fileutil	…
goversion	…
index	Replace `ListPostings.Seek`'s binary search call by the generic `slices.BinarySearch` (#14393 )	5 months ago
record	Fix language in docs and comments (#14041 )	7 months ago
testdata	…
tombstones	…
tsdbutil	Add custom buckets to native histogram chunks encoding (#13706 )	8 months ago
wlog	Upgrade to golangci-lint v1.59.0	6 months ago
.gitignore	…
CHANGELOG.md	…
README.md	…
block.go	tsdb: Extend compactor interface to allow compactions to create multiple output blocks (#14143 )	5 months ago
block_test.go	tsdb: Extend compactor interface to allow compactions to create multiple output blocks (#14143 )	5 months ago
blockwriter.go	tsdb: Extend compactor interface to allow compactions to create multiple output blocks (#14143 )	5 months ago
blockwriter_test.go	…
compact.go	TSDB: Change block populator to accept postings index function (#14213 )	5 months ago
compact_test.go	TSDB: Change block populator to accept postings index function (#14213 )	5 months ago
db.go	Merge pull request #14341 from charleskorn/charleskorn/cleanup-pending-read	5 months ago
db_test.go	tsdb: expose hook to customize block querier (#14114 )	5 months ago
example_test.go	…
exemplar.go	[ENHANCEMENT] TSDB: Save map lookup on validation	6 months ago
exemplar_test.go	[Test] TSDB: BenchmarkResizeExemplar multiple per series	6 months ago
head.go	Pass affected labels to `MemPostings.Delete()` (#14307 )	5 months ago
head_append.go	tsdb: add details to duplicate sample error (#13277 )	6 months ago
head_bench_test.go	…
head_read.go	Change LabelValuesFor() to accept index.Postings (#14280 )	5 months ago
head_read_test.go	[ENHANCEMENT] TSDB: Optimize querying with regexp matchers	7 months ago
head_test.go	Pass affected labels to `MemPostings.Delete()` (#14307 )	5 months ago
head_wal.go	Fix language in docs and comments (#14041 )	7 months ago
isolation.go	…
isolation_test.go	…
mocks_test.go	…
ooo_head.go	…
ooo_head_read.go	Change LabelValuesFor() to accept index.Postings (#14280 )	5 months ago
ooo_head_read_test.go	…
ooo_head_test.go	…
ooo_isolation.go	…
ooo_isolation_test.go	…
querier.go	Change LabelValuesFor() to accept index.Postings (#14280 )	5 months ago
querier_bench_test.go	…
querier_test.go	Change LabelValuesFor() to accept index.Postings (#14280 )	5 months ago
repair.go	…
repair_test.go	…
tsdbblockutil.go	…

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: