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https://issues.apache.org/jira/browse/HDFS-12339?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Mukul Kumar Singh reassigned HDFS-12339:
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Assignee: Mukul Kumar Singh
> NFS Gateway on Shutdown Gives Unregistration Failure. Does Not Unregister
> with rpcbind Portmapper
> -------------------------------------------------------------------------------------------------
>
> Key: HDFS-12339
> URL: https://issues.apache.org/jira/browse/HDFS-12339
> Project: Hadoop HDFS
> Issue Type: Bug
> Affects Versions: 2.6.0
> Reporter: Sailesh Patel
> Assignee: Mukul Kumar Singh
>
> When stopping NFS Gateway the following error is thrown in the NFS gateway
> role logs.
> 2017-08-17 18:09:16,529 ERROR org.apache.hadoop.oncrpc.RpcProgram:
> Unregistration failure with localhost:2049, portmap entry:
> (PortmapMapping-100003:3:6:2049)
> 2017-08-17 18:09:16,531 WARN org.apache.hadoop.util.ShutdownHookManager:
> ShutdownHook 'NfsShutdownHook' failed, java.lang.RuntimeException:
> Unregistration failure
> java.lang.RuntimeException: Unregistration failure
> ..
> Caused by: java.net.SocketException: Socket is closed
> at java.net.DatagramSocket.send(DatagramSocket.java:641)
> at org.apache.hadoop.oncrpc.SimpleUdpClient.run(SimpleUdpClient.java:62)
> Checking rpcinfo -p : the following entry is still there:
> " 100003 3 tcp 2049 nfs"
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