hi: I want to run hadoop,but there is a error,can you help me? The log is :
2009-01-03 14:10:52,109 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: STARTUP_MSG: /************************************************************ STARTUP_MSG: Starting DataNode STARTUP_MSG: host = f2/192.168.1.102 STARTUP_MSG: args = [] STARTUP_MSG: version = 0.19.0 STARTUP_MSG: build = https://svn.apache.org/repos/asf/hadoop/core/branches/branch-0.19 -r 713890; compiled by 'ndaley' on Fri Nov 14 03:12:29 UTC 2008 ************************************************************/ 2009-01-03 14:10:54,963 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: /192.168.1.55:9000. Already tried 0 time(s). 2009-01-03 14:10:55,965 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: /192.168.1.55:9000. Already tried 1 time(s). 2009-01-03 14:10:56,969 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: /192.168.1.55:9000. Already tried 2 time(s). 2009-01-03 14:10:57,972 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: /192.168.1.55:9000. Already tried 3 time(s). 2009-01-03 14:10:58,974 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: /192.168.1.55:9000. Already tried 4 time(s). 2009-01-03 14:10:59,976 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: /192.168.1.55:9000. Already tried 5 time(s). 2009-01-03 14:11:00,978 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: /192.168.1.55:9000. Already tried 6 time(s). 2009-01-03 14:11:01,981 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: /192.168.1.55:9000. Already tried 7 time(s). 2009-01-03 14:11:02,986 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: /192.168.1.55:9000. Already tried 8 time(s). 2009-01-03 14:11:04,002 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: /192.168.1.55:9000. Already tried 9 time(s). 2009-01-03 14:11:04,061 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: java.io.IOException: Call to /192.168.1.55:9000 failed on local exception: No route to host at org.apache.hadoop.ipc.Client.call(Client.java:699) at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:216) at $Proxy4.getProtocolVersion(Unknown Source) at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:319) at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:306) at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:343) at org.apache.hadoop.ipc.RPC.waitForProxy(RPC.java:288) at org.apache.hadoop.hdfs.server.datanode.DataNode.startDataNode(DataNode.java:258) at org.apache.hadoop.hdfs.server.datanode.DataNode.<init>(DataNode.java:205) at org.apache.hadoop.hdfs.server.datanode.DataNode.makeInstance(DataNode.java:1199) at org.apache.hadoop.hdfs.server.datanode.DataNode.instantiateDataNode(DataNode.java:1154) at org.apache.hadoop.hdfs.server.datanode.DataNode.createDataNode(DataNode.java:1162) at org.apache.hadoop.hdfs.server.datanode.DataNode.main(DataNode.java:1284) Caused by: java.net.NoRouteToHostException: No route to host at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:574) at sun.nio.ch.SocketAdaptor.connect(SocketAdaptor.java:100) at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:299) at org.apache.hadoop.ipc.Client$Connection.access$1700(Client.java:176) at org.apache.hadoop.ipc.Client.getConnection(Client.java:772) at org.apache.hadoop.ipc.Client.call(Client.java:685) ... 12 more 2009-01-03 14:11:04,072 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: SHUTDOWN_MSG: /************************************************************ SHUTDOWN_MSG: Shutting down DataNode at f2/192.168.1.102 ************************************************************/
