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loki/pkg/chunkenc
History
Salva Corts 3f161f5c1a
Improve observability for non-indexed labels usage (#9993) 		3 years ago
..
testdata Improve metric queries by computing samples at the edges. (#2293) 6 years ago
README.md Updates chunkenc doc for V3 (#2956) 5 years ago
dumb_chunk.go Upgrade `golangci-lint` and fix linting errors (#9601) 3 years ago
encoding_helpers.go Improve checkpoint series iterator. (#3193) 5 years ago
facade.go deletion: fix log deletion with line filters (#8151) 3 years ago
hash_test.go Improve lz4 compression (#2614) 5 years ago
interface.go Improve error message when max error message is hit (#6834) 3 years ago
interface_test.go Improve error message when max error message is hit (#6834) 3 years ago
memchunk.go Improve observability for non-indexed labels usage (#9993) 3 years ago
memchunk_test.go Improve observability for non-indexed labels usage (#9993) 3 years ago
pool.go Add non-indexed metadata to chunks (#9700) 3 years ago
pool_test.go chunks: decode varints directly from byte buffer; stop panicing on some corrupt inputs (#7264) 3 years ago
unordered.go Improve observability for non-indexed labels usage (#9993) 3 years ago
unordered_test.go Loki: add 'post_filter_lines' stat for tracking how many lines are match a queries filter expression(s) (#9983) 3 years ago
util_test.go Add non-indexed metadata to chunks (#9700) 3 years 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 |
  --------------------------------------------------