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Posted to common-issues@hadoop.apache.org by GitBox <gi...@apache.org> on 2022/02/14 06:02:52 UTC

[GitHub] [hadoop] jojochuang commented on pull request #3881: HDFS-16422. Fix thread safety of EC decoding during concurrent preads

jojochuang commented on pull request #3881:
URL: https://github.com/apache/hadoop/pull/3881#issuecomment-1038678297


   Not sure.... there's a reentrant lock inside AbstractNativeRawEncoder but it's the read lock that's held, not write lock, to improve concurrency ([HADOOP-15499](https://issues.apache.org/jira/browse/HADOOP-15499) I suppose data race problem is considered?
   


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