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Posted to common-issues@hadoop.apache.org by GitBox <gi...@apache.org> on 2022/09/11 01:03:46 UTC

[GitHub] [hadoop] ZanderXu commented on pull request #4872: HDFS-16764. ObserverNamenode handles addBlock rpc and throws a FileNotFoundException

ZanderXu commented on PR #4872:
URL: https://github.com/apache/hadoop/pull/4872#issuecomment-1242830909

   @ayushtkn Sir, thanks for your review.
   
   > You can not change the type of lock just for the sake of observers
   
   I'm not changed the type of lock, just change the type of `checkOperation`.  This change will not lead to serious performance issues, because the performance of `checkOperation(OperationCategory.WRITE)` is similar to `checkOperation(OperationCategory.READ)`;


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