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https://issues.apache.org/jira/browse/TEZ-3187?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15211197#comment-15211197
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Kurt Muehlner commented on TEZ-3187:
------------------------------------
Actually I will be able to provide the container logs, thanks to some quick
assistance from ops here. Should get that attached tomorrow early. In the
meantime, all the information in the container logs is contained in the
aggregate file already attached, just in a less readable form.
> Pig on tez hang with java.io.IOException: Connection reset by peer
> ------------------------------------------------------------------
>
> Key: TEZ-3187
> URL: https://issues.apache.org/jira/browse/TEZ-3187
> Project: Apache Tez
> Issue Type: Bug
> Affects Versions: 0.8.2
> Environment: Hadoop 2.5.0
> Pig 0.15.0
> Tez 0.8.2
> Reporter: Kurt Muehlner
> Attachments: 10.102.173.86.logs.gz, TEZ-3187.incomplete-tasks.txt,
> dag_1437886552023_169758_3.dot, syslog_dag_1437886552023_169758_3.gz
>
>
> We are experiencing occasional application hangs, when testing an existing
> Pig MapReduce script, executing on Tez. When this occurs, we find this in
> the syslog for the executing dag:
> 016-03-21 16:39:01,643 [INFO] [DelayedContainerManager]
> |rm.YarnTaskSchedulerService|: No taskRequests. Container's idle timeout
> delay expired or is new. Releasing container,
> containerId=container_e11_1437886552023_169758_01_000822,
> containerExpiryTime=1458603541415, idleTimeout=5000, taskRequestsCount=0,
> heldContainers=112, delayedContainers=27, isNew=false
> 2016-03-21 16:39:01,825 [INFO] [DelayedContainerManager]
> |rm.YarnTaskSchedulerService|: No taskRequests. Container's idle timeout
> delay expired or is new. Releasing container,
> containerId=container_e11_1437886552023_169758_01_000824,
> containerExpiryTime=1458603541692, idleTimeout=5000, taskRequestsCount=0,
> heldContainers=111, delayedContainers=26, isNew=false
> 2016-03-21 16:39:01,990 [INFO] [Socket Reader #1 for port 53324]
> |ipc.Server|: Socket Reader #1 for port 53324: readAndProcess from client
> 10.102.173.86 threw exception [java.io.IOException: Connection reset by peer]
> java.io.IOException: Connection reset by peer
> at sun.nio.ch.FileDispatcherImpl.read0(Native Method)
> at sun.nio.ch.SocketDispatcher.read(SocketDispatcher.java:39)
> at sun.nio.ch.IOUtil.readIntoNativeBuffer(IOUtil.java:223)
> at sun.nio.ch.IOUtil.read(IOUtil.java:197)
> at sun.nio.ch.SocketChannelImpl.read(SocketChannelImpl.java:379)
> at org.apache.hadoop.ipc.Server.channelRead(Server.java:2593)
> at org.apache.hadoop.ipc.Server.access$2800(Server.java:135)
> at
> org.apache.hadoop.ipc.Server$Connection.readAndProcess(Server.java:1471)
> at org.apache.hadoop.ipc.Server$Listener.doRead(Server.java:762)
> at
> org.apache.hadoop.ipc.Server$Listener$Reader.doRunLoop(Server.java:636)
> at org.apache.hadoop.ipc.Server$Listener$Reader.run(Server.java:607)
> 2016-03-21 16:39:02,032 [INFO] [DelayedContainerManager]
> |rm.YarnTaskSchedulerService|: No taskRequests. Container's idle timeout
> delay expired or is new. Releasing container,
> containerId=container_e11_1437886552023_169758_01_000811,
> containerExpiryTime=1458603541828, idleTimeout=5000, taskRequestsCount=0,
> heldContainers=110, delayedContainers=25, isNew=false
> In all cases I've been able to analyze so far, this also correlates with a
> warning in the node identified in the IOException:
> 2016-03-21 16:36:13,641 [WARN] [I/O Setup 2 Initialize: {scope-178}]
> |retry.RetryInvocationHandler|: A failover has occurred since the start of
> this method invocation attempt.
> However, it does not appear that any namenode failover has actually occurred
> (the most recent failover we see in logs is from 2015).
> Attached:
> syslog_dag_1437886552023_169758_3.gz: syslog for the dag which hangs
> 10.102.173.86.logs.gz: aggregated logs from the host identified in the
> IOException
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