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Posted to hdfs-issues@hadoop.apache.org by "Arpit Agarwal (JIRA)" <ji...@apache.org> on 2013/11/07 00:11:18 UTC
[jira] [Commented] (HDFS-5470) Add back trunk's reportDiff
algorithm to HDFS-2832
[ https://issues.apache.org/jira/browse/HDFS-5470?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13815426#comment-13815426 ]
Arpit Agarwal commented on HDFS-5470:
-------------------------------------
Nicholas, any benefit to making {{DatanodeStorageInfo#BlockIterator}} an inner class? Can it be a static nested class like {{DatanodeDescriptor#BlockIterator}}?
> Add back trunk's reportDiff algorithm to HDFS-2832
> --------------------------------------------------
>
> Key: HDFS-5470
> URL: https://issues.apache.org/jira/browse/HDFS-5470
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Reporter: Tsz Wo (Nicholas), SZE
> Assignee: Tsz Wo (Nicholas), SZE
> Attachments: h5470_20131106.patch
>
>
> As reminded by [~shv] in HDFS-5464, the report diff algorithm uses less memory. It also has a faster running time. We should add it back to the branch.
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