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Posted to common-dev@hadoop.apache.org by "dhruba borthakur (JIRA)" <ji...@apache.org> on 2007/12/01 00:26:43 UTC

[jira] Commented: (HADOOP-1841) IPC server should write repsonses asynchronously

    [ https://issues.apache.org/jira/browse/HADOOP-1841?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12547335 ] 

dhruba borthakur commented on HADOOP-1841:
------------------------------------------

As expected, this patch does not decrease the performance of the namenode. But I agree with owen that we should determine that it does not affect sort performance too.

> IPC server should write repsonses asynchronously
> ------------------------------------------------
>
>                 Key: HADOOP-1841
>                 URL: https://issues.apache.org/jira/browse/HADOOP-1841
>             Project: Hadoop
>          Issue Type: Improvement
>          Components: ipc
>            Reporter: Doug Cutting
>            Assignee: dhruba borthakur
>         Attachments: asyncRPC-2.patch, asyncRPC.patch, asyncRPC.patch
>
>
> Hadoop's IPC Server currently writes responses from request handler threads using blocking writes.  Performance and scalability might be improved if responses were written asynchronously.

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