DataXceiver error processing unknown operation

hadoop集群启动节点DataNode、NodeManager都可以正常启动,但查看日志

2015-12-01 16:31:09,216 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: Got finalize command for block pool BP-2032151256-192.168.18.139-1448951568590
2015-12-01 16:31:09,222 INFO org.apache.hadoop.util.GSet: Computing capacity for map BlockMap
2015-12-01 16:31:09,222 INFO org.apache.hadoop.util.GSet: VM type = 64-bit
2015-12-01 16:31:09,223 INFO org.apache.hadoop.util.GSet: 0.5% max memory 889 MB = 4.4 MB
2015-12-01 16:31:09,223 INFO org.apache.hadoop.util.GSet: capacity = 2^19 = 524288 entries
2015-12-01 16:31:09,224 INFO org.apache.hadoop.hdfs.server.datanode.BlockPoolSliceScanner: Periodic Block Verification Scanner initialized with interval 504 hours for block pool BP-2032151256-192.168.18.139-1448951568590
2015-12-01 16:31:09,231 INFO org.apache.hadoop.hdfs.server.datanode.DataBlockScanner: Added bpid=BP-2032151256-192.168.18.139-1448951568590 to blockPoolScannerMap, new size=1
2015-12-01 16:31:34,169 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: data2:50010:DataXceiver error processing unknown operation src: /127.0.0.1:36068 dst: /127.0.0.1:50010
java.io.EOFException
at java.io.DataInputStream.readShort(DataInputStream.java:315)
at org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.readOp(Receiver.java:58)
at org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:212)
at java.lang.Thread.run(Thread.java:744)
2015-12-01 16:32:34,195 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: data2:50010:DataXceiver error processing unknown operation src: /127.0.0.1:36093 dst: /127.0.0.1:50010
java.io.EOFException
at java.io.DataInputStream.readShort(DataInputStream.java:315)
at org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.readOp(Receiver.java:58)
at org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:212)
at java.lang.Thread.run(Thread.java:744)
4个节点有3个节点都报这个错,其中1个节点不报。请问各位这是什么原因?

1个回答

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