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https://issues.apache.org/jira/browse/HDFS-4979?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13710170#comment-13710170
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Konstantin Shvachko commented on HDFS-4979:
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Cross posting from HDFS-4942 as this is related to the patch attached here.
> For stateful restarts of RM, this will be used to build retry cache for
> non-idempotent request.
Would it make sense then to generalize RetryCache to a common file rather than
an inner class of FSNamesystem?
> Implement retry cache on the namenode
> -------------------------------------
>
> Key: HDFS-4979
> URL: https://issues.apache.org/jira/browse/HDFS-4979
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: namenode
> Reporter: Suresh Srinivas
> Assignee: Suresh Srinivas
> Attachments: HDFS-4979.1.patch, HDFS-4979.2.patch, HDFS-4979.patch
>
>
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