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https://issues.apache.org/jira/browse/HADOOP-5897?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12719095#action_12719095
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Hadoop QA commented on HADOOP-5897:
-----------------------------------
-1 overall. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12410190/stats.1.patch
against trunk revision 784318.
+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 warnings.
+1 Eclipse classpath. The patch retains Eclipse classpath integrity.
+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 failed contrib unit tests.
Test results:
http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-vesta.apache.org/497/testReport/
Findbugs warnings:
http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-vesta.apache.org/497/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results:
http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-vesta.apache.org/497/artifact/trunk/build/test/checkstyle-errors.html
Console output:
http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-vesta.apache.org/497/console
This message is automatically generated.
> Add more Metrics to Namenode to capture heap usage
> --------------------------------------------------
>
> Key: HADOOP-5897
> URL: https://issues.apache.org/jira/browse/HADOOP-5897
> Project: Hadoop Core
> Issue Type: Improvement
> Reporter: Suresh Srinivas
> Assignee: Suresh Srinivas
> Attachments: stats.1.patch, stats.patch, stats.patch
>
>
> Recently we had GC issues, where Namenode used more heap than usual. There
> was no growth indicated by the data in current Metrics to justify the heap
> usage. Adding more stats such as:
> - Counter to track blocks that are pending deletion
> - BlocksMap hashmap capacity
> - Counter to track excess number of blocks
--
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