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https://issues.apache.org/jira/browse/TEZ-2686?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14693210#comment-14693210
]
Jeff Zhang edited comment on TEZ-2686 at 8/12/15 12:26 PM:
-----------------------------------------------------------
Attach log that TestFaultTolerance#testBasicInputFailureWithExit fails
{code}
2015-08-12 13:20:21,403 INFO [TezChild] task.TezTaskRunner: Encounted an error
while executing task: attempt_1439356794878_0001_1_01_000000_0
java.lang.RuntimeException: Expected output mismatch of current
FailingProcessor: attempt_1439356794878_0001_1_01_000000_0_10003 dag:
testBasicInputFailureWithExit vertex: v2 taskIndex: 0 taskAttempt: 0
Expected output: 3 got: 4
at
org.apache.tez.test.TestProcessor.throwException(TestProcessor.java:121)
at org.apache.tez.test.TestProcessor.run(TestProcessor.java:304)
at
org.apache.tez.runtime.LogicalIOProcessorRuntimeTask.run(LogicalIOProcessorRuntimeTask.java:345)
at
org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:179)
at
org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:1)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1628)
at
org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.callInternal(TezTaskRunner.java:171)
at
org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.callInternal(TezTaskRunner.java:1)
at org.apache.tez.common.CallableWithNdc.call(CallableWithNdc.java:36)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)
{code}
The cause for this failure is that it is possible for task_0 receive the
InputFailedEvent before it is finished, so that cause the error above. The
InputFailedEvent is caused by task_1.
was (Author: zjffdu):
Attach log that TestFaultTolerance#testBasicInputFailureWithExit fails
> TestFaultTolerance fails frequently
> ------------------------------------
>
> Key: TEZ-2686
> URL: https://issues.apache.org/jira/browse/TEZ-2686
> Project: Apache Tez
> Issue Type: Bug
> Reporter: Jeff Zhang
> Attachments: log.tar
>
>
> TestFaultTolerance will fail with a very little possibility. But it fails
> frequently recently, need to take a look at it.
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