Anvesh Komuravelli
aafb377bb5
Update protection info on recovered logs data (#9875)
Summary:
Update protection info on recovered logs data
Pull Request resolved: https://github.com/facebook/rocksdb/pull/9875
Test Plan:
- Benchmark setup: `TEST_TMPDIR=/dev/shm/100MB_WAL_DB/ ./db_bench -benchmarks=fillrandom -write_buffer_size=1048576000`
- Benchmark command: `TEST_TMPDIR=/dev/shm/100MB_WAL_DB/ /usr/bin/time ./db_bench -use_existing_db=true -benchmarks=overwrite -write_buffer_size=1048576000 -writes=1 -report_open_timing=true`
- Results before this PR
```
OpenDb: 2350.14 milliseconds
OpenDb: 2296.94 milliseconds
OpenDb: 2184.29 milliseconds
OpenDb: 2167.59 milliseconds
OpenDb: 2231.24 milliseconds
OpenDb: 2109.57 milliseconds
OpenDb: 2197.71 milliseconds
OpenDb: 2120.8 milliseconds
OpenDb: 2148.12 milliseconds
OpenDb: 2207.95 milliseconds
```
- Results after this PR
```
OpenDb: 2424.52 milliseconds
OpenDb: 2359.84 milliseconds
OpenDb: 2317.68 milliseconds
OpenDb: 2339.4 milliseconds
OpenDb: 2325.36 milliseconds
OpenDb: 2321.06 milliseconds
OpenDb: 2353.98 milliseconds
OpenDb: 2344.64 milliseconds
OpenDb: 2384.09 milliseconds
OpenDb: 2428.58 milliseconds
```
Mean regressed 7.2% (2201.4 -> 2359.9)
Reviewed By: ajkr
Differential Revision: D36012787
Pulled By: akomurav
fbshipit-source-id: d2aba09f29c6beb2fd0fe8e1e359be910b4ef02a
2022-04-28 14:42:00 -07:00
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