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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (ZOOKEEPER-2422) Improve health reporting by adding heap stats
Date Tue, 03 May 2016 00:33:12 GMT

    [ https://issues.apache.org/jira/browse/ZOOKEEPER-2422?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15267809#comment-15267809
] 

Hadoop QA commented on ZOOKEEPER-2422:
--------------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12801800/zookeeper-2422-3.6.patch
  against trunk revision 1742002.

    +1 @author.  The patch does not contain any @author tags.

    +1 tests included.  The patch appears to include 3 new or modified tests.

    +1 javadoc.  The javadoc tool did not generate any warning messages.

    +1 javac.  The applied patch does not increase the total number of javac compiler warnings.

    +1 findbugs.  The patch does not introduce any new Findbugs (version 2.0.3) warnings.

    +1 release audit.  The applied patch does not increase the total number of release audit
warnings.

    -1 core tests.  The patch failed core unit tests.

    +1 contrib tests.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-ZOOKEEPER-Build/3146//testReport/
Findbugs warnings: https://builds.apache.org/job/PreCommit-ZOOKEEPER-Build/3146//artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Console output: https://builds.apache.org/job/PreCommit-ZOOKEEPER-Build/3146//console

This message is automatically generated.

> Improve health reporting by adding heap stats
> ---------------------------------------------
>
>                 Key: ZOOKEEPER-2422
>                 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-2422
>             Project: ZooKeeper
>          Issue Type: Improvement
>    Affects Versions: 3.4.8, 3.4.9, 3.5.1, 3.5.2, 3.6.0
>            Reporter: Sergey Maslyakov
>             Fix For: 3.4.8, 3.4.9, 3.5.1, 3.5.2, 3.6.0
>
>         Attachments: zookeeper-2422-3.4.patch, zookeeper-2422-3.5.patch, zookeeper-2422-3.6.patch
>
>
> In order to improve remote monitoring of the ZooKeeper instance using tools like Icinga/NRPE,
it is very desirable to expose JVM heap stats via a light-weight interface. The "mntr" 4lw
is a good candidate for this.



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