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Hadoop QA commented on HADOOP-3670: ----------------------------------- -1 overall. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12386035/patch-3670.txt against trunk revision 677127. +1 @author. The patch does not contain any @author tags. -1 tests included. The patch doesn't appear to include any new or modified tests. Please justify why no tests are needed for this patch. +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 release audit. The applied patch does not increase the total number of release audit warnings. +1 core tests. The patch passed core unit tests. +1 contrib tests. The patch passed contrib unit tests. Test results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2868/testReport/ Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2868/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html Checkstyle results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2868/artifact/trunk/build/test/checkstyle-errors.html Console output: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2868/console This message is automatically generated. > JobTracker running out of heap space > ------------------------------------ > > Key: HADOOP-3670 > URL: https://issues.apache.org/jira/browse/HADOOP-3670 > Project: Hadoop Core > Issue Type: Bug > Components: mapred > Affects Versions: 0.17.0 > Reporter: Christian Kunz > Assignee: Amareshwari Sriramadasu > Priority: Blocker > Fix For: 0.18.0 > > Attachments: memory-dump.txt, patch-3670-0.17-v2.txt, > patch-3670-0.17.txt, patch-3670.txt, patch-3670.txt > > > The JobTracker on our 0.17.0 installation runs out of heap space rather > quickly, with less than 100 jobs (at one time even after just 16 jobs). > Running in 64-bit mode with larger heap space does not help -- it will use up > all available RAM. > 2008-06-28 05:17:06,661 INFO org.apache.hadoop.ipc.Server: IPC Server handler > 62 on 9020, call he > artbeat([EMAIL PROTECTED], false, true, 17384) from xxx.xxx.xxx.xxx > :51802: error: java.io.IOException: java.lang.OutOfMemoryError: GC overhead > limit exceeded > java.io.IOException: java.lang.OutOfMemoryError: GC overhead limit exceeded -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.