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Hadoop QA commented on HADOOP-2139: ----------------------------------- -1 overall. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12369889/patch.txt against trunk revision r596495. @author +1. The patch does not contain any @author tags. javadoc +1. The javadoc tool did not generate any warning messages. javac +1. The applied patch does not generate any new compiler warnings. findbugs +1. The patch does not introduce any new Findbugs warnings. core tests +1. The patch passed core unit tests. contrib tests -1. The patch failed contrib unit tests. Test results: http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/1127/testReport/ Findbugs warnings: http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/1127/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html Checkstyle results: http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/1127/artifact/trunk/build/test/checkstyle-errors.html Console output: http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/1127/console This message is automatically generated. > [hbase] Increase parallelism in region servers > ---------------------------------------------- > > Key: HADOOP-2139 > URL: https://issues.apache.org/jira/browse/HADOOP-2139 > Project: Hadoop > Issue Type: Improvement > Components: contrib/hbase > Affects Versions: 0.16.0 > Reporter: Jim Kellerman > Assignee: Jim Kellerman > Fix For: 0.16.0 > > Attachments: locking.xls, operation-compatibility.jpg, patch.txt, > patch.txt, patch.txt, patch.txt > > > There are a number of paths in the region server which block against one > another including: > - log rolling > - cache flushes > - region splitting > - updates > - scanners > Investigate which can proceed in parallel and mechanisms for making some > operations that currently do not run in parallel. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.