[jira] [Resolved] (HBASE-27384) Backport HBASE-27064 to branch 2.4

["Viraj Jasani (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HBASE-27384?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Viraj Jasani resolved HBASE-27384.
----------------------------------
    Fix Version/s: 2.4.15
     Hadoop Flags: Reviewed
       Resolution: Fixed

> Backport  HBASE-27064 to branch 2.4
> -----------------------------------
>
>                 Key: HBASE-27384
>                 URL: https://issues.apache.org/jira/browse/HBASE-27384
>             Project: HBase
>          Issue Type: Sub-task
>          Components: Normalizer
>    Affects Versions: 2.4.14
>            Reporter: Aman Poonia
>            Assignee: Aman Poonia
>            Priority: Minor
>             Fix For: 2.4.15
>
>
> {*}Error: java.util.ConcurrentModificationException{*}{{{}java.util.concurrent.ExecutionException: java.util.ConcurrentModificationException at java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:357) at java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1928) at org.apache.hadoop.hbase.master.normalizer.TestRegionNormalizerWorkQueue.testTake(TestRegionNormalizerWorkQueue.java:211) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:59) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56) at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17) at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:61) at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306) at org.junit.runners.BlockJUnit4ClassRunner$1.evaluate(BlockJUnit4ClassRunner.java:100) at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:366) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:103) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:63) at org.junit.runners.ParentRunner$4.run(ParentRunner.java:331) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:79) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:329) at org.junit.runners.ParentRunner.access$100(ParentRunner.java:66) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:293) at org.apache.hadoop.hbase.SystemExitRule$1.evaluate(SystemExitRule.java:39) at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:288) at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:282) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.lang.Thread.run(Thread.java:750) Caused by: java.util.ConcurrentModificationException at java.util.LinkedHashMap$LinkedHashIterator.nextNode(LinkedHashMap.java:719) at java.util.LinkedHashMap$LinkedKeyIterator.next(LinkedHashMap.java:742) at org.apache.hadoop.hbase.master.normalizer.RegionNormalizerWorkQueue.take(RegionNormalizerWorkQueue.java:192) at org.apache.hadoop.hbase.master.normalizer.TestRegionNormalizerWorkQueue.lambda$testTake$3(TestRegionNormalizerWorkQueue.java:192) at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1640) at java.util.concurrent.CompletableFuture$AsyncRun.exec(CompletableFuture.java:1632) at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289) at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056) at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1692) at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:175){}}}



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