[jira] [Commented] (HBASE-9366) TestHTraceHooks.testTraceCreateTable ConcurrentModificationException up in htrace lib

["Elliott Clark (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HBASE-9366?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13752739#comment-13752739 ] 

Elliott Clark commented on HBASE-9366:
--------------------------------------

Looking at it.  Thanks [~stack]
                
> TestHTraceHooks.testTraceCreateTable ConcurrentModificationException up in htrace lib
> -------------------------------------------------------------------------------------
>
>                 Key: HBASE-9366
>                 URL: https://issues.apache.org/jira/browse/HBASE-9366
>             Project: HBase
>          Issue Type: Bug
>            Reporter: stack
>            Assignee: Elliott Clark
>             Fix For: 0.98.0, 0.96.0
>
>
> See http://jenkins-public.iridiant.net/job/HBase-0.95/898/org.apache.hbase$hbase-server/testReport/junit/org.apache.hadoop.hbase.trace/TestHTraceHooks/testTraceCreateTable/
> {code}
> Regression
> org.apache.hadoop.hbase.trace.TestHTraceHooks.testTraceCreateTable
> Failing for the past 1 build (Since Failed#898 )
> Took 43 ms.
> Stacktrace
> java.util.ConcurrentModificationException
> 	at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793)
> 	at java.util.HashMap$KeyIterator.next(HashMap.java:828)
> 	at org.cloudera.htrace.TraceTree.<init>(TraceTree.java:48)
> 	at org.apache.hadoop.hbase.trace.TestHTraceHooks.testTraceCreateTable(TestHTraceHooks.java:108)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> 	at java.lang.reflect.Method.invoke(Method.java:597)
> 	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
> 	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
> 	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
> 	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
> 	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
> 	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
> 	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
> 	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
> 	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
> 	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
> 	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
> 	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
> 	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
> 	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
> 	at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
> 	at org.junit.runners.Suite.runChild(Suite.java:127)
> 	at org.junit.runners.Suite.runChild(Suite.java:26)
> 	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
> 	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439)
> 	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
> 	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
> 	at java.lang.Thread.run(Thread.java:662)
> {code}
> Assigning Elliott.  He has keys to the htrace kingdom.

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