[HDFS-3328] NPE in DataNode.getIpcPort

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.0.0-alpha
• Fix Version/s: 2.0.0-alpha
• Component/s: datanode
• Hadoop Flags: Reviewed
• Assignee: Eli Collins
• Reporter: Uma Maheswara Rao G
• Created: 26/Apr/12 17:51
• Updated: 28/Sep/15 20:58
• Resolved: 10/May/12 05:02

Description

While running the tests, I have seen this exceptions.Tests passed.
Not sure this is a problem.

2012-04-26 23:15:51,763 WARN hdfs.DFSClient (DFSOutputStream.java:run(710)) - DFSOutputStream ResponseProcessor exception for block BP-1372255573-49.249.124.17-1335462329685:blk_-8435040801555580201_1005
java.io.EOFException: Premature EOF: no length prefix available
at org.apache.hadoop.hdfs.protocol.HdfsProtoUtil.vintPrefixed(HdfsProtoUtil.java:162)
at org.apache.hadoop.hdfs.protocol.datatransfer.PipelineAck.readFields(PipelineAck.java:95)
at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer$ResponseProcessor.run(DFSOutputStream.java:657)
Exception in thread "DataXceiver for client /127.0.0.1:52323 [Cleaning up]" java.lang.NullPointerException
at org.apache.hadoop.ipc.Server$Listener.getAddress(Server.java:669)
at org.apache.hadoop.ipc.Server.getListenerAddress(Server.java:1988)
at org.apache.hadoop.hdfs.server.datanode.DataNode.getIpcPort(DataNode.java:882)
at org.apache.hadoop.hdfs.server.datanode.DataNode.getDisplayName(DataNode.java:863)
at org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:171)
at java.lang.Thread.run(Unknown Source)