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tsdb: update chunks format (#6033) 

Signed-off-by: zhulongcheng <zhulongcheng.dev@gmail.com>
This commit is contained in:
zhulongcheng 2019-09-19 18:56:32 +08:00 committed by Krasi Georgiev
parent 3344bb5c33
commit e081406b5b
1 changed files with 15 additions and 11 deletions
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26
tsdb/docs/format/chunks.md
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@ -8,17 +8,21 @@ Chunks in the files are referenced from the index by uint64 composed of
in-file offset (lower 4 bytes) and segment sequence number (upper 4 bytes).
```
┌────────────────────────────┬─────────────────────┐
│ magic(0x85BD40DD) <4 byte> │ version(1) <1 byte> │
├────────────────────────────┴─────────────────────┤
│ ┌──────────────────────────────────────────────┐ │
│ │ Chunk 1 │ │
│ ├──────────────────────────────────────────────┤ │
│ │ ... │ │
│ ├──────────────────────────────────────────────┤ │
│ │ Chunk N │ │
│ └──────────────────────────────────────────────┘ │
└──────────────────────────────────────────────────┘
┌──────────────────────────────┐
│ magic(0x85BD40DD) <4 byte> │
├──────────────────────────────┤
│ version(1) <1 byte> │
├──────────────────────────────┤
│ padding(0) <3 byte> │
├──────────────────────────────┤
│ ┌──────────────────────────┐ │
│ │ Chunk 1 │ │
│ ├──────────────────────────┤ │
│ │ ... │ │
│ ├──────────────────────────┤ │
│ │ Chunk N │ │
│ └──────────────────────────┘ │
└──────────────────────────────┘
```