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Posted to commits@rocketmq.apache.org by GitBox <gi...@apache.org> on 2022/11/21 09:02:14 UTC

[GitHub] [rocketmq] ShadowySpirits commented on issue #5529: [DISCUSS] [RIP-57 Optimize Building CommitLog]

ShadowySpirits commented on issue #5529:
URL: https://github.com/apache/rocketmq/issues/5529#issuecomment-1321722860

   Using the spin lock instead of system semaphore will reduce the cost of system call but increase CPU usage. We should have more performance tests to support this proposal. And I am not sure that buffering messages in memory will improve throughput because buffer IO provided by OS already do this.


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