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From "Hairong Kuang (JIRA)" <j...@apache.org>
Subject [jira] Created: (HADOOP-5655) TestMRServerPorts fails on java.net.BindException
Date Fri, 10 Apr 2009 18:23:14 GMT
TestMRServerPorts fails on java.net.BindException
-------------------------------------------------

                 Key: HADOOP-5655
                 URL: https://issues.apache.org/jira/browse/HADOOP-5655
             Project: Hadoop Core
          Issue Type: Bug
          Components: mapred
            Reporter: Hairong Kuang


Both testTaskTrackerPorts and testJobTrackerPorts failed on the same error message:

Error Message

Problem binding to /0.0.0.0:50010 : Address already in use

Stacktrace

java.net.BindException: Problem binding to /0.0.0.0:50010 : Address already in use
	at org.apache.hadoop.ipc.Server.bind(Server.java:190)
	at org.apache.hadoop.hdfs.server.datanode.DataNode.startDataNode(DataNode.java:310)
	at org.apache.hadoop.hdfs.server.datanode.DataNode.<init>(DataNode.java:221)
	at org.apache.hadoop.hdfs.server.datanode.DataNode.makeInstance(DataNode.java:1301)
	at org.apache.hadoop.hdfs.server.datanode.DataNode.instantiateDataNode(DataNode.java:1256)
	at org.apache.hadoop.hdfs.server.datanode.DataNode.createDataNode(DataNode.java:1264)
	at org.apache.hadoop.hdfs.TestHDFSServerPorts.startDataNode(TestHDFSServerPorts.java:80)
	at org.apache.hadoop.mapred.TestMRServerPorts.testTaskTrackerPorts(TestMRServerPorts.java:160)
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:119)
	at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:59)
	at org.apache.hadoop.ipc.Server.bind(Server.java:188)


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