2020-04-03 15:35:43,563 ERROR org.apache.hadoop.hdfs.server.namenode.NameNode: Failed to start namenode.
java.net.BindException: Problem binding to [train111:9000] java.net.BindException: Cannot assign requested address; For more details see: http://wiki.apache.org/hadoop/BindException
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
at org.apache.hadoop.net.NetUtils.wrapWithMessage(NetUtils.java:792)
at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:721)
at org.apache.hadoop.ipc.Server.bind(Server.java:425)
at org.apache.hadoop.ipc.Server$Listener.<init>(Server.java:574)
at org.apache.hadoop.ipc.Server.<init>(Server.java:2215)
at org.apache.hadoop.ipc.RPC$Server.<init>(RPC.java:951)
at org.apache.hadoop.ipc.ProtobufRpcEngine$Server.<init>(ProtobufRpcEngine.java:534)
at org.apache.hadoop.ipc.ProtobufRpcEngine.getServer(ProtobufRpcEngine.java:509)
at org.apache.hadoop.ipc.RPC$Builder.build(RPC.java:796)
at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.<init>(NameNodeRpcServer.java:345)
at org.apache.hadoop.hdfs.server.namenode.NameNode.createRpcServer(NameNode.java:674)
at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:647)
at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:812)
at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:796)
at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1493)
at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1559)
Caused by: java.net.BindException: Cannot assign requested address
at sun.nio.ch.Net.bind0(Native Method)
at sun.nio.ch.Net.bind(Net.java:433)
at sun.nio.ch.Net.bind(Net.java:425)
at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:223)
at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:74)
at org.apache.hadoop.ipc.Server.bind(Server.java:408)
... 13 more
啟動hadoop 主節點只啟動了secondarymanager，
分節點啟動了
3190 DataNode
3289 NodeManager
uj5u.com熱心網友回復：
檔案配置沒錯的情況下解決方法有兩種：1.按照組態檔路徑洗掉hdfs，data，tmp三個檔案及其里面的檔案，重新格式化
（按照配置路徑洗掉相應檔案）
2.在上述三個檔案夾內有version，里面有clusterID,三個id要一樣，復制粘貼即可
碼字不易，有用就給點分吧
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標籤：分布式計算/Hadoop