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https://issues.apache.org/jira/browse/HDFS-9264?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14965991#comment-14965991
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Lei (Eddy) Xu commented on HDFS-9264:
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Thanks a lot for cleanup the code. It LGTM. +1
> Minor cleanup of operations on FsVolumeList#volumes
> ---------------------------------------------------
>
> Key: HDFS-9264
> URL: https://issues.apache.org/jira/browse/HDFS-9264
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: Walter Su
> Assignee: Walter Su
> Priority: Minor
> Attachments: HDFS-9264.01.patch, HDFS-9264.02.patch
>
>
> We can use {{CopyOnWriteArrayList}} to simplify the operations on
> {{FsVolumeList#volumes}}
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