Hi We have a hadoop cluster using hadoop-0.20.0 running centos5.2. Now I get periodic error every five minutes from all datanodes.
2009-11-19 15:54:52,077 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: DatanodeRegistration(192.168.4.18:50010, storageID=DS-1694758864-192.168.4.18-50010-1245398579143, infoPort=50075, ipcPort=50020):DataXceiver java.io.EOFException at java.io.DataInputStream.readShort(DataInputStream.java:298) at org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:79) at java.lang.Thread.run(Thread.java:619) Can you give me any advice. Thanks