NPE in DFSOutputStream.closeBackupStream()
------------------------------------------
Key: HADOOP-902
URL: https://issues.apache.org/jira/browse/HADOOP-902
Project: Hadoop
Issue Type: Bug
Components: dfs
Reporter: Raghu Angadi
Assigned To: Raghu Angadi
Fix For: 0.11.0
After HADOOP-757 is checked in, Devraj noticed following NPE:
java.lang.NullPointerException
at
org.apache.hadoop.dfs.DFSClient$DFSOutputStream.closeBackupStream(DFSClient.java:972)
at org.apache.hadoop.dfs.DFSClient$DFSOutputStream.endBlock(DFSClient.java:1219)
at org.apache.hadoop.dfs.DFSClient$DFSOutputStream.flush(DFSClient.java:1181)
at org.apache.hadoop.dfs.DFSClient$DFSOutputStream.write(DFSClient.java:1163)
at
org.apache.hadoop.fs.FSDataOutputStream$Summer.write(FSDataOutputStream.java:85)
at
org.apache.hadoop.fs.FSDataOutputStream$PositionCache.write(FSDataOutputStream.java:114)
at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:65)
at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:123)
at java.io.DataOutputStream.flush(DataOutputStream.java:106)
at java.io.FilterOutputStream.close(FilterOutputStream.java:140)
at org.apache.hadoop.io.SequenceFile$Writer.close(SequenceFile.java:558)
at
org.apache.hadoop.mapred.SequenceFileOutputFormat$1.close(SequenceFileOutputFormat.java:72)
at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:331)
at org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:1367)
I will submit a patch after confirming its ok for backupStream to be null at
this stage.
--
This message is automatically generated by JIRA.
-
If you think it was sent incorrectly contact one of the administrators:
https://issues.apache.org/jira/secure/Administrators.jspa
-
For more information on JIRA, see: http://www.atlassian.com/software/jira
