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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-4983) JVM and UGI metrics disappear after RM is once transitioned to standby mode
Date Wed, 27 Apr 2016 04:16:12 GMT

    [ https://issues.apache.org/jira/browse/YARN-4983?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15259512#comment-15259512
] 

Hudson commented on YARN-4983:
------------------------------

FAILURE: Integrated in Hadoop-trunk-Commit #9678 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/9678/])
YARN-4983. JVM and UGI metrics disappear after RM transitioned to (jianhe: rev 4beff013546dbc29c004a1bad1b019dc9d2b751f)
* hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ResourceManager.java
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/source/JvmMetrics.java
* hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestRMHAMetrics.java
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/UserGroupInformation.java


> JVM and UGI metrics disappear after RM is once transitioned to standby mode
> ---------------------------------------------------------------------------
>
>                 Key: YARN-4983
>                 URL: https://issues.apache.org/jira/browse/YARN-4983
>             Project: Hadoop YARN
>          Issue Type: Bug
>            Reporter: Li Lu
>            Assignee: Li Lu
>             Fix For: 2.9.0
>
>         Attachments: YARN-4983-trunk.000.patch, YARN-4983-trunk.001.patch, YARN-4983-trunk.002.patch,
YARN-4983-trunk.003.patch
>
>
> When get transitioned to standby, the RM will shutdown the existing metric system and
relaunch a new one. This will cause the jvm metrics and ugi metrics to miss in the new metric
system. 



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