Sergey Shelukhin created TEZ-2327:
-------------------------------------
Summary: NPE in shuffle
Key: TEZ-2327
URL: https://issues.apache.org/jira/browse/TEZ-2327
Project: Apache Tez
Issue Type: Bug
Reporter: Sergey Shelukhin
Assignee: Siddharth Seth
{noformat}
2015-04-15 15:19:46,529 INFO [Dispatcher thread: Central]
history.HistoryEventHandler:
[HISTORY][DAG:dag_1428572510173_0219_1][Event:TASK_ATTEMPT_FINISHED]:
vertexName=Reducer 2, taskAttemptId=attempt_1428572510173_0219_1_08_000872_0,
startTime=1429136298733, finishTime=1429136386528, timeTaken=87795,
status=FAILED, errorEnum=FRAMEWORK_ERROR, diagnostics=Error: Failure while
running task:java.lang.NullPointerException
at sun.net.www.http.KeepAliveStream.close(KeepAliveStream.java:93)
at java.io.FilterInputStream.close(FilterInputStream.java:181)
at
sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.close(HttpURLConnection.java:3395)
at java.io.BufferedInputStream.close(BufferedInputStream.java:483)
at java.io.FilterInputStream.close(FilterInputStream.java:181)
at
org.apache.tez.runtime.library.common.shuffle.HttpConnection.cleanup(HttpConnection.java:278)
at
org.apache.tez.runtime.library.common.shuffle.Fetcher.shutdownInternal(Fetcher.java:644)
at
org.apache.tez.runtime.library.common.shuffle.Fetcher.shutdownInternal(Fetcher.java:634)
at
org.apache.tez.runtime.library.common.shuffle.Fetcher.shutdown(Fetcher.java:629)
at
org.apache.tez.runtime.library.common.shuffle.impl.ShuffleManager.shutdown(ShuffleManager.java:759)
at
org.apache.tez.runtime.library.input.UnorderedKVInput.close(UnorderedKVInput.java:209)
at
org.apache.tez.runtime.LogicalIOProcessorRuntimeTask.close(LogicalIOProcessorRuntimeTask.java:347)
at
org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:182)
at
org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:172)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:422)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1657)
at
org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.callInternal(TezTaskRunner.java:172)
at
org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.callInternal(TezTaskRunner.java:168)
at org.apache.tez.common.CallableWithNdc.call(CallableWithNdc.java:36)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
{noformat}
This caused the task in question to fail
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