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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-12807) Ozone: Expose RockDB stats via JMX for Ozone metadata stores
Date Tue, 24 Apr 2018 20:59:06 GMT

    [ https://issues.apache.org/jira/browse/HDFS-12807?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16451123#comment-16451123
] 

Hudson commented on HDFS-12807:
-------------------------------

SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #14057 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/14057/])
HDFS-12807. Ozone: Expose RockDB stats via JMX for Ozone metadata (aengineer: rev 7f801cc8819412d674ea8b4ab4f2eed2914f2a58)
* (edit) hadoop-hdfs-project/hadoop-hdfs/src/main/resources/ozone-default.xml
* (add) hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/utils/RocksDBStoreMBean.java
* (add) hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/utils/TestRocksDBStoreMBean.java
* (edit) hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/ozone/OzoneConfigKeys.java
* (edit) hadoop-hdfs-project/hadoop-hdfs/pom.xml
* (edit) hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/utils/RocksDBStore.java
* (edit) hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/utils/MetadataStoreBuilder.java


> 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
>            Priority: Major
>             Fix For: HDFS-7240
>
>         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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