Mukul Kumar Singh created HDFS-11479:
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Summary: Socket re-use address option should be used in
Key: HDFS-11479
URL: https://issues.apache.org/jira/browse/HDFS-11479
Project: Hadoop HDFS
Issue Type: Bug
Components: nfs
Reporter: Mukul Kumar Singh
Assignee: Mukul Kumar Singh
Nfs gateway restart can fail because of bind error in SimpleUdpServer.
re-use address option should be used in SimpleUdpServer to so that socket bind
can happen when it is in TIME_WAIT state
2017-02-28 04:19:53,495 FATAL mount.MountdBase
(MountdBase.java:startUDPServer(66)) - Failed to start the UDP server.
org.jboss.netty.channel.ChannelException: Failed to bind to:
0.0.0.0/0.0.0.0:4242
at
org.jboss.netty.bootstrap.ConnectionlessBootstrap.bind(ConnectionlessBootstrap.java:204)
at org.apache.hadoop.oncrpc.SimpleUdpServer.run(SimpleUdpServer.java:68)
at org.apache.hadoop.mount.MountdBase.startUDPServer(MountdBase.java:64)
at org.apache.hadoop.mount.MountdBase.start(MountdBase.java:97)
at
org.apache.hadoop.hdfs.nfs.nfs3.Nfs3.startServiceInternal(Nfs3.java:56)
at org.apache.hadoop.hdfs.nfs.nfs3.Nfs3.startService(Nfs3.java:69)
at
org.apache.hadoop.hdfs.nfs.nfs3.PrivilegedNfsGatewayStarter.start(PrivilegedNfsGatewayStarter.java:71)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at
org.apache.commons.daemon.support.DaemonLoader.start(DaemonLoader.java:243)
Caused by: java.net.BindException: Address already in use
at sun.nio.ch.Net.bind0(Native Method)
at sun.nio.ch.Net.bind(Net.java:433)
at sun.nio.ch.DatagramChannelImpl.bind(DatagramChannelImpl.java:691)
at sun.nio.ch.DatagramSocketAdaptor.bind(DatagramSocketAdaptor.java:91)
at
org.jboss.netty.channel.socket.nio.NioDatagramPipelineSink.bind(NioDatagramPipelineSink.java:129)
at
org.jboss.netty.channel.socket.nio.NioDatagramPipelineSink.eventSunk(NioDatagramPipelineSink.java:77)
at org.jboss.netty.channel.Channels.bind(Channels.java:561)
at
org.jboss.netty.channel.AbstractChannel.bind(AbstractChannel.java:189)
at
org.jboss.netty.bootstrap.ConnectionlessBootstrap.bind(ConnectionlessBootstrap.java:198)
... 11 more
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