hey folks ,
I m getting an when i starting my datanode. can any1 have the idea what
this error about.
2012-02-03 11:57:02,947 ERROR
org.apache.hadoop.hdfs.server.datanode.DataNode: DatanodeRegistration(
10.0.3.31:50010, storageID=DS-1677953808-10.0.3.31-50010-1318330317888,
infoPort=50075, ipcPort=50020):DataXceiver
java.lang.NullPointerException
at
org.apache.hadoop.hdfs.server.datanode.DataBlockScanner.updateScanStatus(DataBlockScanner.java:308)
at
org.apache.hadoop.hdfs.server.datanode.DataBlockScanner.verifiedByClient(DataBlockScanner.java:302)
at
org.apache.hadoop.hdfs.server.datanode.DataXceiver.readBlock(DataXceiver.java:188)
at
org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:95)
at java.lang.Thread.run(Thread.java:619)
2012-02-03 11:57:05,102 INFO
org.apache.hadoop.hdfs.server.datanode.DataNode.clienttrace: src: /
10.0.3.31:50010, dest: /10.0.5.36:48862, bytes: 67141632, op: HDFS_READ,
cliID: DFSClient_attempt_201201271626_5092_m_000044_0, srvID:
DS-1677953808-10.0.3.31-50010-1318330317888, blockid:
blk_-1065827417218117592_10663233
2
regards
Vikas Srivastava