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From "Chris Nauroth (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-8008) Support client-side back off when the datanodes are congested
Date Wed, 01 Apr 2015 18:47:55 GMT

    [ https://issues.apache.org/jira/browse/HDFS-8008?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14391216#comment-14391216
] 

Chris Nauroth commented on HDFS-8008:
-------------------------------------

v2 looks good.  There is just one more little problem in that hyperlink in the comment.  I'll
be +1 pending Jenkins run after that's corrected.  Thanks, Haohui.

{code}
   * @see <a href="http://www.com/2015/03/backoff.html">http://www
   * .com/2015/03/backoff.html</a>.
{code}


> Support client-side back off when the datanodes are congested
> -------------------------------------------------------------
>
>                 Key: HDFS-8008
>                 URL: https://issues.apache.org/jira/browse/HDFS-8008
>             Project: Hadoop HDFS
>          Issue Type: New Feature
>            Reporter: Haohui Mai
>            Assignee: Haohui Mai
>         Attachments: HDFS-8008.000.patch, HDFS-8008.001.patch, HDFS-8008.002.patch
>
>
> HDFS-7270 introduces the mechanism for DataNode to signal congestions. DFSClient should
be able to recognize the signals and back off.



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