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https://issues.apache.org/jira/browse/HDFS-16783?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17610834#comment-17610834
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ASF GitHub Bot commented on HDFS-16783:
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ZanderXu commented on PR #4942:
URL: https://github.com/apache/hadoop/pull/4942#issuecomment-1261850915
@Hexiaoqiao @MingXiangLi Sir, can you help me reivew this PR?
`volumeMap.replicas` already acquired the BP read lock, so here we can
remove the redundant lock.
> Remove the redundant lock in deepCopyReplica
> --------------------------------------------
>
> Key: HDFS-16783
> URL: https://issues.apache.org/jira/browse/HDFS-16783
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: ZanderXu
> Assignee: ZanderXu
> Priority: Major
> Labels: pull-request-available
>
> When patching the fine-grained locking of datanode, found there is a
> redundant lock in deepCopyReplica, maybe we can remove it.
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