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loki
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loki/pkg/chunkenc
History
Trevor Whitney b5462b6639
chore: remove copied loop vars (#14383) 		8 months ago
..
testdata Improve metric queries by computing samples at the edges. (#2293) 5 years ago
README.md Updates chunkenc doc for V3 (#2956) 5 years ago
dumb_chunk.go chore: Clarify compression package (#14257) 8 months ago
encoding_helpers.go Improve checkpoint series iterator. (#3193) 4 years ago
facade.go chore: update loki modules for 3.0 release (#12433) 1 year ago
hash_test.go chore: update loki modules for 3.0 release (#12433) 1 year ago
interface.go chore: Clarify compression package (#14257) 8 months ago
interface_test.go chore: Move compression utilities into separate package (#14167) 8 months ago
memchunk.go chore: Clarify compression package (#14257) 8 months ago
memchunk_test.go chore: remove copied loop vars (#14383) 8 months ago
pool.go chore: Move compression utilities into separate package (#14167) 8 months ago
symbols.go chore: Move compression utilities into separate package (#14167) 8 months ago
symbols_test.go chore: Move compression utilities into separate package (#14167) 8 months ago
unordered.go chore: Move compression utilities into separate package (#14167) 8 months ago
unordered_test.go chore: Clarify compression package (#14257) 8 months ago
util_test.go chore: Clarify compression package (#14257) 8 months ago

README.md

Chunk format

  |                 |             |
  | MagicNumber(4b) | version(1b) |
  |                 |             |
  --------------------------------------------------
  |         block-1 bytes         |  checksum (4b) |
  --------------------------------------------------
  |         block-2 bytes         |  checksum (4b) |
  --------------------------------------------------
  |         block-n bytes         |  checksum (4b) |
  --------------------------------------------------
  |         #blocks (uvarint)                      |
  --------------------------------------------------
  | #entries(uvarint) | mint, maxt (varint) | offset, len (uvarint) | uncompressedSize (uvarint) |
  ------------------------------------------------------------------------------------------------
  | #entries(uvarint) | mint, maxt (varint) | offset, len (uvarint) | uncompressedSize (uvarint) |
  ------------------------------------------------------------------------------------------------
  | #entries(uvarint) | mint, maxt (varint) | offset, len (uvarint) | uncompressedSize (uvarint) |
  ------------------------------------------------------------------------------------------------
  | #entries(uvarint) | mint, maxt (varint) | offset, len (uvarint) | uncompressedSize (uvarint) |
  ------------------------------------------------------------------------------------------------
  |                      checksum(from #blocks)                     |
  -------------------------------------------------------------------
  | metasOffset - offset to the point with #blocks |
  --------------------------------------------------