hadoop 9000端口不通判断

hadoop搭建完毕后,9000端口不能正常访问,namenode上telnet自己的9000端口居然不通,namenode不能正常搭载datanode。

 

看端口nestata -ano 发现9000端口是用的ipv6的格式,关闭ipv6格式,重启机器,搞定。

 

下面是datanode到namenode不通的log


2013-08-28 17:51:31,202 INFO org.apache.hadoop.ipc.RPC: Server at hadoop1/192.168.70.115:9000 not available yet, Zzzzz...
2013-08-28 17:51:33,224 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: hadoop1/192.168.70.115:9000. Already tried 0 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
2013-08-28 17:51:34,241 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: hadoop1/192.168.70.115:9000. Already tried 1 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
2013-08-28 17:51:35,253 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: hadoop1/192.168.70.115:9000. Already tried 2 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
2013-08-28 17:51:36,262 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: hadoop1/192.168.70.115:9000. Already tried 3 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
2013-08-28 17:51:37,278 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: hadoop1/192.168.70.115:9000. Already tried 4 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
2013-08-28 17:51:38,294 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: hadoop1/192.168.70.115:9000. Already tried 5 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
2013-08-28 17:51:59,483 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: hadoop1/192.168.70.115:9000. Already tried 0 time(s); maxRetries=45
2013-08-28 17:52:12,533 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: hadoop1/192.168.70.115:9000. Already tried 6 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
2013-08-28 17:52:16,566 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: hadoop1/192.168.70.115:9000. Already tried 7 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
2013-08-28 17:52:20,603 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: hadoop1/192.168.70.115:9000. Already tried 8 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
2013-08-28 17:52:24,636 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: hadoop1/192.168.70.115:9000. Already tried 9 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
2013-08-28 17:52:27,664 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: java.io.IOException: Call to hadoop1/192.168.70.115:9000 failed on local exception: java.net.NoRouteToHostException: No route to host
        at org.apache.hadoop.ipc.Client.wrapException(Client.java:1150)
        at org.apache.hadoop.ipc.Client.call(Client.java:1118)
        at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:229)
        at $Proxy5.getProtocolVersion(Unknown Source)
        at org.apache.hadoop.ipc.RPC.checkVersion(RPC.java:422)
        at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:414)
        at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:392)
        at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:374)
        at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:453)
        at org.apache.hadoop.ipc.RPC.waitForProxy(RPC.java:335)
        at org.apache.hadoop.ipc.RPC.waitForProxy(RPC.java:300)
        at org.apache.hadoop.hdfs.server.datanode.DataNode.startDataNode(DataNode.java:385)
        at org.apache.hadoop.hdfs.server.datanode.DataNode.(DataNode.java:321)
        at org.apache.hadoop.hdfs.server.datanode.DataNode.makeInstance(DataNode.java:1712)
        at org.apache.hadoop.hdfs.server.datanode.DataNode.instantiateDataNode(DataNode.java:1651)
        at org.apache.hadoop.hdfs.server.datanode.DataNode.createDataNode(DataNode.java:1669)

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