Hello: I am unable to get rid of this exception, although my 30000 port is always available, it get this binding exception. NettyServer eventually finds available port since it has 20 retries.
2013-06-25 09:38:04,203 WARN org.apache.giraph.comm.netty.NettyServer: start: Likely failed to bind on attempt 0 to port 30000 org.jboss.netty.channel.ChannelException: Failed to bind to: XXXX/XXXX:30000 at org.jboss.netty.bootstrap.ServerBootstrap.bind(ServerBootstrap.java:298) at org.apache.giraph.comm.netty.NettyServer.start(NettyServer.java:326) at org.apache.giraph.comm.netty.NettyWorkerServer.<init>(NettyWorkerServer.java:101) at org.apache.giraph.worker.BspServiceWorker.<init>(BspServiceWorker.java:184) at org.apache.giraph.graph.GraphTaskManager.instantiateBspService(GraphTaskManager.java:569) at org.apache.giraph.graph.GraphTaskManager.setup(GraphTaskManager.java:207) at org.apache.giraph.graph.GraphMapper.setup(GraphMapper.java:59) at org.apache.giraph.graph.GraphMapper.run(GraphMapper.java:89) at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:764) at org.apache.hadoop.mapred.MapTask.run(MapTask.java:370) at org.apache.hadoop.mapred.Child$4.run(Child.java:255) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:416) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1149) at org.apache.hadoop.mapred.Child.main(Child.java:249) Caused by: java.net.BindException: Address already in use at sun.nio.ch.Net.bind(Native Method) at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:137) at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:77) at org.jboss.netty.channel.socket.nio.NioServerSocketPipelineSink.bind(NioServerSocketPipelineSink.java:138) at org.jboss.netty.channel.socket.nio.NioServerSocketPipelineSink.handleServerSocket(NioServerSocketPipelineSink.java:90) at org.jboss.netty.channel.socket.nio.NioServerSocketPipelineSink.eventSunk(NioServerSocketPipelineSink.java:64) at org.jboss.netty.channel.Channels.bind(Channels.java:569) at org.jboss.netty.channel.AbstractChannel.bind(AbstractChannel.java:187) at org.jboss.netty.bootstrap.ServerBootstrap$Binder.channelOpen(ServerBootstrap.java:343) at org.jboss.netty.channel.Channels.fireChannelOpen(Channels.java:170) at org.jboss.netty.channel.socket.nio.NioServerSocketChannel.<init>(NioServerSocketChannel.java:80) at org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.newChannel(NioServerSocketChannelFactory.java:158) at org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.newChannel(NioServerSocketChannelFactory.java:86) at org.jboss.netty.bootstrap.ServerBootstrap.bind(ServerBootstrap.java:277) ... 14 more Any idea how can I get rid of them ? Thanks --Puneet
