prometheus/tsdb
beorn7 7093b089f2 Use more varbit in histogram chunks
This adds bit buckets for larger numbers to varbit encoding and also
an unsigned version of varbit encoding.

Then, varbit encoding is used for all the histogram chunk data instead
of varint.

Signed-off-by: beorn7 <beorn@grafana.com>
2021-10-13 20:03:35 +02:00
..
chunkenc Use more varbit in histogram chunks 2021-10-13 20:03:35 +02:00
chunks Add new Go build tags. 2021-08-27 10:24:14 +02:00
docs/format Style cleanup of all the changes in sparsehistogram so far 2021-10-11 13:02:03 +02:00
encoding Log sparse histograms into WAL and replay from it (#9191) 2021-08-11 17:38:48 +05:30
errors MultiError: Refactored MultiError for more concise and safe usage. (#8066) 2020-10-28 15:24:58 +00:00
fileutil Add new Go build tags. 2021-08-27 10:24:14 +02:00
goversion Add new Go build tags. 2021-08-27 10:24:14 +02:00
index Replace calls to strings.Compare (#9397) 2021-09-27 17:33:53 +05:30
record Style cleanup of all the changes in sparsehistogram so far 2021-10-11 13:02:03 +02:00
test labels: Reduce allocated memory and latency of Hash method; Added tests. (#8025) 2020-10-15 11:31:28 +01:00
testdata tsdb: Delete blocks atomically; Remove tmp blocks on start; Added test. (#7772) 2020-08-11 06:56:08 +01:00
tombstones Call delete on head if interval overlaps (#9151) 2021-09-16 12:20:03 +05:30
tsdbutil Style cleanup of all the changes in sparsehistogram so far 2021-10-11 13:02:03 +02:00
wal Sync sparsehistogram branch with main (#9189) 2021-08-11 15:43:17 +05:30
.gitignore Moving tsdb into its own subdirectory 2019-08-13 13:58:49 +05:30
block.go LabelNames API with matchers (#9083) 2021-07-20 18:08:08 +05:30
block_test.go LabelNames API with matchers (#9083) 2021-07-20 18:08:08 +05:30
blockwriter.go Switched to go-kit/log 2021-06-11 12:28:36 -04:00
blockwriter_test.go Switched to go-kit/log 2021-06-11 12:28:36 -04:00
CHANGELOG.md Rename default branch to main 2021-02-22 20:28:02 +01:00
compact.go Switched to go-kit/log 2021-06-11 12:28:36 -04:00
compact_test.go Style cleanup of all the changes in sparsehistogram so far 2021-10-11 13:02:03 +02:00
db.go Call delete on head if interval overlaps (#9151) 2021-09-16 12:20:03 +05:30
db_test.go Also ignore func1 2021-08-28 22:42:22 -04:00
exemplar.go Fix div by 0 panic is resize function. (#9286) 2021-09-02 11:08:05 -07:00
exemplar_test.go Fix div by 0 panic is resize function. (#9286) 2021-09-02 11:08:05 -07:00
head.go Add unit test for counter reset header 2021-10-13 15:57:42 +05:30
head_append.go Add unit test for counter reset header 2021-10-13 15:57:42 +05:30
head_bench_test.go React UI: Add Starting Screen (#8662) 2021-06-05 15:29:32 +01:00
head_read.go Style cleanup of all the changes in sparsehistogram so far 2021-10-11 13:02:03 +02:00
head_test.go Add unit test for counter reset header 2021-10-13 15:57:42 +05:30
head_wal.go Style cleanup of all the changes in sparsehistogram so far 2021-10-11 13:02:03 +02:00
isolation.go Add present_over_time (#9097) 2021-07-29 12:38:11 +02:00
isolation_test.go tsdb: Block Head GC till pending readers are done reading (#9081) 2021-07-20 14:17:20 +05:30
mocks_test.go Move away from testutil, refactor imports (#8087) 2020-10-22 11:00:08 +02:00
querier.go Style cleanup of all the changes in sparsehistogram so far 2021-10-11 13:02:03 +02:00
querier_bench_test.go React UI: Add Starting Screen (#8662) 2021-06-05 15:29:32 +01:00
querier_test.go LabelNames API with matchers (#9083) 2021-07-20 18:08:08 +05:30
README.md Link 2 more TSDB blog posts in tsdb/README.md (#9371) 2021-09-21 21:35:33 +05:30
repair.go Switched to go-kit/log 2021-06-11 12:28:36 -04:00
repair_test.go React UI: Add Starting Screen (#8662) 2021-06-05 15:29:32 +01:00
tsdbblockutil.go Switched to go-kit/log 2021-06-11 12:28:36 -04:00
wal.go Switched to go-kit/log 2021-06-11 12:28:36 -04:00
wal_test.go Add new Go build tags. 2021-08-27 10:24:14 +02:00

TSDB

GoPkg

This directory contains the Prometheus storage layer that is used in its 2.x releases.

A writeup of its design can be found here.

Based on the Gorilla TSDB white papers.

Video: Storing 16 Bytes at Scale from PromCon 2017.

See also the format documentation.

A series of blog posts explaining different components of TSDB: