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https://issues.apache.org/jira/browse/HDFS-9566?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15060919#comment-15060919
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Arpit Agarwal commented on HDFS-9566:
-------------------------------------
+1
> Remove expensive getStorages method
> -----------------------------------
>
> Key: HDFS-9566
> URL: https://issues.apache.org/jira/browse/HDFS-9566
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: namenode
> Affects Versions: 3.0.0, 2.8.0
> Reporter: Daryn Sharp
> Assignee: Daryn Sharp
> Attachments: HDFS-9566.branch-2.patch, HDFS-9566.patch
>
>
> HDFS-5318 added a {{BlocksMap#getStorages(Block, State)}} which is based on
> iterables and predicates. The method is very expensive compared to a simple
> comparison/continue.
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