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SHIVADEEP GUNDOJU commented on HDFS-8956: ----------------------------------------- Hello I got exactly same problem for me after uncommenting below line in /etc/hosts. datanode started 127.0.0.1 localhost I don't know why how...but it started Thanks > Not able to start Datanode > -------------------------- > > Key: HDFS-8956 > URL: https://issues.apache.org/jira/browse/HDFS-8956 > Project: Hadoop HDFS > Issue Type: Bug > Components: datanode, namenode > Affects Versions: 2.7.0 > Environment: Centos > Reporter: sreelakshmi > > Data node service is not started on one of the data nodes, "java.net.bind > exception" is thrown. > Verified that ports 50010,50070 and 50075 are not in use by any other > application. > 15/08/26 01:50:15 INFO http.HttpServer2: HttpServer.start() threw a non Bind > IOException > java.net.BindException: Port in use: localhost:0 > at > org.apache.hadoop.http.HttpServer2.openListeners(HttpServer2.java:919) > at org.apache.hadoop.http.HttpServer2.start(HttpServer2.java:856) > at > org.apache.hadoop.hdfs.server.datanode.DataNode.startInfoServer(DataNode.java:779) > at > org.apache.hadoop.hdfs.server.datanode.DataNode.startDataNode(DataNode.java:1134) > at > org.apache.hadoop.hdfs.server.datanode.DataNode.<init>(DataNode.java:434) > at > org.apache.hadoop.hdfs.server.datanode.DataNode.makeInstance(DataNode.java:2404) > at > org.apache.hadoop.hdfs.server.datanode.DataNode.instantiateDataNode(DataNode.java:2291) > at > org.apache.hadoop.hdfs.server.datanode.DataNode.createDataNode(DataNode.java:2338) > at > org.apache.hadoop.hdfs.server.datanode.DataNode.secureMain(DataNode.java:2515) > at > org.apache.hadoop.hdfs.server.datanode.DataNode.main(DataNode.java:2539) > Caused by: java.net.BindException: Cannot assign requested address -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org