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https://issues.apache.org/jira/browse/HBASE-13065?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14326135#comment-14326135
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zhangduo commented on HBASE-13065:
----------------------------------
{quote}
export MAVEN_OPTS="-Xmx6100M -XX:-UsePerfData
{quote}
[~stack] Oh, is this a jenkins config? In HBASE-12953 I modified pom.xml in
patch v4 and seems TestDistributedLogSplitting passed.
{noformat}
<surefire.Xmx>1900m</surefire.Xmx>
{noformat}
I changed it to 2500m.
> Increasing -Xmx when running TestDistributedLogSplitting
> --------------------------------------------------------
>
> Key: HBASE-13065
> URL: https://issues.apache.org/jira/browse/HBASE-13065
> Project: HBase
> Issue Type: Bug
> Components: test
> Reporter: zhangduo
>
> Found this in PreCommit Build reports
> https://builds.apache.org/job/PreCommit-HBASE-Build/12885/artifact/hbase-server/target/surefire-reports/org.apache.hadoop.hbase.master.TestDistributedLogSplitting-output.txt
> {noformat}
> 2015-02-18 03:45:42,141 WARN [RS:4;asf901:41265] util.Sleeper(97): We slept
> 59018ms instead of 1000ms, this is likely due to a long garbage collecting
> pause and it's usually bad, see
> http://hbase.apache.org/book.html#trouble.rs.runtime.zkexpired
> 2015-02-18 03:45:26,750 WARN [JvmPauseMonitor]
> util.JvmPauseMonitor$Monitor(167): Detected pause in JVM or host machine (eg
> GC): pause of approximately 39767ms
> GC pool 'PS MarkSweep' had collection(s): count=65 time=47720ms
> {noformat}
> Maybe we should increase the max heap size since this test starts 6
> regionservers.
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