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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-12916) Allow different Hadoop IPC Call Queue throttling policies with FCQ/BackOff
Date Wed, 30 Mar 2016 18:19:25 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-12916?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15218505#comment-15218505
] 

Hadoop QA commented on HADOOP-12916:
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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 0s {color} | {color:blue}
Docker mode activated. {color} |
| {color:red}-1{color} | {color:red} patch {color} | {color:red} 0m 11s {color} | {color:red}
HADOOP-12916 does not apply to trunk. Rebase required? Wrong Branch? See https://wiki.apache.org/hadoop/HowToContribute
for help. {color} |
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|| Subsystem || Report/Notes ||
| JIRA Issue | HADOOP-12916 |
| GITHUB PR | https://github.com/apache/hadoop/pull/86 |
| Console output | https://builds.apache.org/job/PreCommit-HADOOP-Build/8970/console |
| Powered by | Apache Yetus 0.2.0   http://yetus.apache.org |


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> Allow different Hadoop IPC Call Queue throttling policies with FCQ/BackOff
> --------------------------------------------------------------------------
>
>                 Key: HADOOP-12916
>                 URL: https://issues.apache.org/jira/browse/HADOOP-12916
>             Project: Hadoop Common
>          Issue Type: Improvement
>          Components: ipc
>            Reporter: Xiaoyu Yao
>            Assignee: Xiaoyu Yao
>         Attachments: HADOOP-12916.00.patch, HADOOP-12916.01.patch, HADOOP-12916.02.patch,
HADOOP-12916.03.patch, HADOOP-12916.04.patch, HADOOP-12916.05.patch, HADOOP-12916.06.patch
>
>
> Currently back off policy from HADOOP-10597 is hard coded to base on whether call queue
is full. This ticket is open to allow flexible back off policies such as moving average of
response time in RPC calls of different priorities. 



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