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https://issues.apache.org/jira/browse/MAPREDUCE-6987?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Andrew Wang resolved MAPREDUCE-6987.
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Resolution: Duplicate
Fix Version/s: (was: 3.1.0)
(was: 3.0.0)
(was: 2.9.0)
> JHS Log Scanner and Cleaner blocked
> -----------------------------------
>
> Key: MAPREDUCE-6987
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-6987
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: jobhistoryserver
> Affects Versions: 2.9.0, 3.0.0-alpha1
> Reporter: Bibin A Chundatt
> Assignee: Bibin A Chundatt
> Priority: Critical
>
> {code}
> "Log Scanner/Cleaner #1" #81 prio=5 os_prio=0 tid=0x00007fd6c010f000
> nid=0x11db waiting on condition [0x00007fd6aa859000]
> java.lang.Thread.State: WAITING (parking)
> at sun.misc.Unsafe.park(Native Method)
> - parking to wait for <0x00000000d6c88a80> (a
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask)
> at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
> at java.util.concurrent.FutureTask.awaitDone(FutureTask.java:429)
> at java.util.concurrent.FutureTask.get(FutureTask.java:191)
> at
> org.apache.hadoop.util.concurrent.ExecutorHelper.logThrowableFromAfterExecute(ExecutorHelper.java:47)
> at
> org.apache.hadoop.util.concurrent.HadoopScheduledThreadPoolExecutor.afterExecute(HadoopScheduledThreadPoolExecutor.java:69)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1150)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
> "Log Scanner/Cleaner #0" #80 prio=5 os_prio=0 tid=0x00007fd6c010c800
> nid=0x11da waiting on condition [0x00007fd6aa95a000]
> java.lang.Thread.State: WAITING (parking)
> at sun.misc.Unsafe.park(Native Method)
> - parking to wait for <0x00000000d6c80000> (a
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask)
> at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
> at java.util.concurrent.FutureTask.awaitDone(FutureTask.java:429)
> at java.util.concurrent.FutureTask.get(FutureTask.java:191)
> at
> org.apache.hadoop.util.concurrent.ExecutorHelper.logThrowableFromAfterExecute(ExecutorHelper.java:47)
> at
> org.apache.hadoop.util.concurrent.HadoopScheduledThreadPoolExecutor.afterExecute(HadoopScheduledThreadPoolExecutor.java:69)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1150)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
> {code}
> Both threads waiting on {{FutureTask.get()}} for infinite time after first
> execution
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