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Clarify Options::rate_limiter api (#9361)

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Summary:
Context/Summary:
I believe we also rate-limit read rate using the rate limiter passed into db options, e.g, https://github.com/facebook/rocksdb/blob/6.27.fb/file/random_access_file_reader.cc#L159

Pull Request resolved: https://github.com/facebook/rocksdb/pull/9361

Test Plan: Existing tests

Reviewed By: jay-zhuang

Differential Revision: D33420803

Pulled By: hx235

fbshipit-source-id: 0ef3c4d0aaacb9bee9a5d2caceddfc76588c8949
This commit is contained in:
Hui Xiao 2022-01-06 10:12:30 -08:00 committed by Facebook GitHub Bot
parent fb0a76a9e2
commit f62efb9d35
1 changed files with 1 additions and 1 deletions
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include/rocksdb/options.h
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@ -513,7 +513,7 @@ struct DBOptions {
// Default: Env::Default()
Env* env = Env::Default();
// Use to control write rate of flush and compaction. Flush has higher
// Use to control write/read rate of flush and compaction. Flush has higher
// priority than compaction. Rate limiting is disabled if nullptr.
// If rate limiter is enabled, bytes_per_sync is set to 1MB by default.
// Default: nullptr