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From "Weiwei Yang (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HDFS-11845) Ozone: Output error when DN handshakes with SCM
Date Wed, 17 May 2017 22:23:04 GMT
Weiwei Yang created HDFS-11845:
----------------------------------

             Summary: Ozone: Output error when DN handshakes with SCM
                 Key: HDFS-11845
                 URL: https://issues.apache.org/jira/browse/HDFS-11845
             Project: Hadoop HDFS
          Issue Type: Sub-task
          Components: ozone
            Reporter: Weiwei Yang
            Assignee: Weiwei Yang
            Priority: Minor


When start SCM and DN, there is always an error in SCM log

{noformat}
17/05/17 15:19:59 WARN ipc.Server: IPC Server handler 9 on 9861, call Call#4 Retry#0 org.apache.hadoop.ozone.protocol.StorageContainerDatanodeProtocol.getVersion
from 172.16.165.133:44824: output error
17/05/17 15:19:59 INFO ipc.Server: IPC Server handler 9 on 9861 caught an exception
java.nio.channels.ClosedChannelException
	at sun.nio.ch.SocketChannelImpl.ensureWriteOpen(SocketChannelImpl.java:270)
	at sun.nio.ch.SocketChannelImpl.write(SocketChannelImpl.java:461)
	at org.apache.hadoop.ipc.Server.channelWrite(Server.java:3216)
	at org.apache.hadoop.ipc.Server.access$1600(Server.java:135)
	at org.apache.hadoop.ipc.Server$Responder.processResponse(Server.java:1463)
	at org.apache.hadoop.ipc.Server$Responder.doRespond(Server.java:1533)
	at org.apache.hadoop.ipc.Server$Connection.sendResponse(Server.java:2581)
	at org.apache.hadoop.ipc.Server$Connection.access$300(Server.java:1605)
	at org.apache.hadoop.ipc.Server$RpcCall.doResponse(Server.java:931)
	at org.apache.hadoop.ipc.Server$Call.sendResponse(Server.java:765)
	at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:876)
	at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:813)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:422)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1965)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2659)
{noformat}



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