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Posted to dev@rocketmq.apache.org by GitBox <gi...@apache.org> on 2022/04/10 13:47:31 UTC

[GitHub] [rocketmq] MatrixHB commented on pull request #4138: `RemotingCommand` is not thread-safe

MatrixHB commented on PR #4138:
URL: https://github.com/apache/rocketmq/pull/4138#issuecomment-1094278530

   Why not use ConcurrentHashMap instead of HashMap？Using ConcurrentHashMap, no need to lock when reading, and the scope of locking is small when writing.


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