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https://jira.codehaus.org/browse/SUREFIRE-1001?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=326372#comment-326372
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Tomasz Dziurko commented on SUREFIRE-1001:
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I've increased it but only after this problem started to occur. And it fixed
issue.
> PermGen space error from ThreadedStreamConsumer
> -----------------------------------------------
>
> Key: SUREFIRE-1001
> URL: https://jira.codehaus.org/browse/SUREFIRE-1001
> Project: Maven Surefire
> Issue Type: Bug
> Affects Versions: 2.14.1
> Environment: Ubuntu, Linux ver. 3.2.0-26-virtual, Java 1.6.0_32
> Reporter: Tomasz Dziurko
>
> java.lang.OutOfMemoryError: PermGen space occurs while generating test report
> after our 4h stress test. This seems to be the same type of problem as
> http://jira.codehaus.org/browse/SUREFIRE-754
> [15:18:04][com.smspl.mc5:mc5-performance-tests] Exception in thread
> "ThreadedStreamConsumer" java.lang.OutOfMemoryError: PermGen space
> [15:18:04][com.smspl.mc5:mc5-performance-tests] at
> java.lang.ClassLoader.defineClass1(Native Method)
> [15:18:04][com.smspl.mc5:mc5-performance-tests] at
> java.lang.ClassLoader.defineClassCond(ClassLoader.java:631)
> [15:18:04][com.smspl.mc5:mc5-performance-tests] at
> java.lang.ClassLoader.defineClass(ClassLoader.java:615)
> [15:18:04][com.smspl.mc5:mc5-performance-tests] at
> java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
> [15:18:04][com.smspl.mc5:mc5-performance-tests] at
> java.net.URLClassLoader.defineClass(URLClassLoader.java:283)
> [15:18:04][com.smspl.mc5:mc5-performance-tests] at
> java.net.URLClassLoader.access$000(URLClassLoader.java:58)
> [15:18:04][com.smspl.mc5:mc5-performance-tests] at
> java.net.URLClassLoader$1.run(URLClassLoader.java:197)
> [15:18:04][com.smspl.mc5:mc5-performance-tests] at
> java.security.AccessController.doPrivileged(Native Method)
> [15:18:04][com.smspl.mc5:mc5-performance-tests] at
> java.net.URLClassLoader.findClass(URLClassLoader.java:190)
> [15:18:04][com.smspl.mc5:mc5-performance-tests] at
> org.codehaus.plexus.classworlds.realm.ClassRealm.loadClassFromSelf(ClassRealm.java:386)
> [15:18:04][com.smspl.mc5:mc5-performance-tests] at
> org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy.loadClass(SelfFirstStrategy.java:42)
> [15:18:04][com.smspl.mc5:mc5-performance-tests] at
> org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:244)
> [15:18:04][com.smspl.mc5:mc5-performance-tests] at
> org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:230)
> [15:18:04][com.smspl.mc5:mc5-performance-tests] at
> org.apache.maven.plugin.surefire.report.TestSetRunListener.wrap(TestSetRunListener.java:244)
> [15:18:04][com.smspl.mc5:mc5-performance-tests] at
> org.apache.maven.plugin.surefire.report.TestSetRunListener.testFailed(TestSetRunListener.java:182)
> [15:18:04][com.smspl.mc5:mc5-performance-tests] at
> org.apache.maven.plugin.surefire.booterclient.output.ForkClient.consumeLine(ForkClient.java:114)
> [15:18:04][com.smspl.mc5:mc5-performance-tests] at
> org.apache.maven.plugin.surefire.booterclient.output.ThreadedStreamConsumer$Pumper.run(ThreadedStreamConsumer.java:67)
> [15:18:04][com.smspl.mc5:mc5-performance-tests] at
> java.lang.Thread.run(Thread.java:662)
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