[jira] [Created] (HIVE-15693) LLAP: cached threadpool in AMReporter creates too many threads leading to OOM

[Rajesh Balamohan (JIRA)]

Rajesh Balamohan created HIVE-15693:
---------------------------------------

             Summary: LLAP: cached threadpool in AMReporter creates too many 
threads leading to OOM
                 Key: HIVE-15693
                 URL: https://issues.apache.org/jira/browse/HIVE-15693
             Project: Hive
          Issue Type: Bug
          Components: llap
            Reporter: Rajesh Balamohan


branch: master


{noformat}
2017-01-22T19:52:42,470 WARN  [IPC Server handler 3 on 34642 ()] 
org.apache.hadoop.ipc.Server: IPC Server handler 3 on 34642, call 
org.apache.hadoop.hive.llap.protocol.LlapProtocolBlockingPB.submitWork from 
172.21.128.121:38237 Call#17257 Retry#0
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method) ~[?:1.8.0_77]
        at java.lang.Thread.start(Thread.java:714) [?:1.8.0_77]
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:950) 
~[?:1.8.0_77]
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1368) 
~[?:1.8.0_77]
        at 
com.google.common.util.concurrent.MoreExecutors$ListeningDecorator.execute(MoreExecutors.java:480)
 ~[hive-exec-2.2.0-SNAPSHOT.jar:2.2.0-SNAPSHOT]
        at 
com.google.common.util.concurrent.AbstractListeningExecutorService.submit(AbstractListeningExecutorService.java:61)
 ~[hive-exec-2.2.0-SNAPSHOT.jar:2.2.0-SNAPSHOT]
        at 
org.apache.hadoop.hive.llap.daemon.impl.AMReporter.taskKilled(AMReporter.java:231)
 ~[hive-llap-server-2.2.0-SNAPSHOT.jar:2.2.0-SNAPSHOT]
        at 
org.apache.hadoop.hive.llap.daemon.impl.ContainerRunnerImpl$KilledTaskHandlerImpl.taskKilled(ContainerRunnerImpl.java:501)
 ~[hive-llap-server-2.2.0-SNAPSHOT.jar:2.2.0-SNAPSHOT]
{noformat}



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