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From "Anu Engineer (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-12807) Ozone: Expose RockDB stats via JMX for Ozone metadata stores
Date Tue, 28 Nov 2017 03:48:01 GMT

    [ https://issues.apache.org/jira/browse/HDFS-12807?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16268050#comment-16268050
] 

Anu Engineer commented on HDFS-12807:
-------------------------------------

+1, I have tested this locally and I will commit this shortly. Thanks for working on this.


> Ozone: Expose RockDB stats via JMX for Ozone metadata stores
> ------------------------------------------------------------
>
>                 Key: HDFS-12807
>                 URL: https://issues.apache.org/jira/browse/HDFS-12807
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Xiaoyu Yao
>            Assignee: Elek, Marton
>         Attachments: HDFS-12807-HDFS-7240.001.patch, HDFS-12807-HDFS-7240.002.patch,
HDFS-12807-HDFS-7240.003.patch
>
>
> RocksDB JNI has an option to expose stats, this can be further exposed to graphs and
monitoring applications. We should expose them to our Rocks metadata store implementation
for troubleshooting metadata related performance issues.



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