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From "Arpit Agarwal (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-10917) Collect peer performance statistics on DataNode.
Date Tue, 17 Jan 2017 23:33:26 GMT

     [ https://issues.apache.org/jira/browse/HDFS-10917?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Arpit Agarwal updated HDFS-10917:
---------------------------------
    Affects Version/s:     (was: 2.8.0)
        Fix Version/s: 2.9.0

Thanks Xiaobing. I've committed this to branch-2.

> Collect peer performance statistics on DataNode.
> ------------------------------------------------
>
>                 Key: HDFS-10917
>                 URL: https://issues.apache.org/jira/browse/HDFS-10917
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: datanode
>            Reporter: Xiaobing Zhou
>            Assignee: Xiaobing Zhou
>             Fix For: 2.9.0, 3.0.0-alpha2
>
>         Attachments: HDFS-10917.000.patch, HDFS-10917.001.patch, HDFS-10917.002.patch,
HDFS-10917.003.patch, HDFS-10917.004.patch, HDFS-10917.005.patch, HDFS-10917-branch-2.005.patch,
HDFS-10917-branch-2.006.patch
>
>
> DataNodes already detect if replication pipeline operations are slow and log warnings.
For the purpose of analysis, performance metrics are desirable. This proposes adding them
on DataNodes. 



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