Map tasks are receiving FileNotFound Exceptions for spill files on a regular
basis and are getting killed
---------------------------------------------------------------------------------------------------------
Key: HADOOP-3971
URL: https://issues.apache.org/jira/browse/HADOOP-3971
Project: Hadoop Core
Issue Type: Bug
Components: mapred
Reporter: Jothi Padmanabhan
Fix For: 0.19.0
The following is the log -- Map tasks are unable to locate the spill files when
they are doing the final merge (mergeParts).
java.io.FileNotFoundException: File
/xxx/mapred-tt/mapred-local/taskTracker/jobcache/job_200808190959_0001/attempt_200808190959_0001_m_000000_0/output/spill23.out
does not exist.
at
org.apache.hadoop.fs.RawLocalFileSystem.getFileStatus(RawLocalFileSystem.java:420)
at
org.apache.hadoop.fs.FilterFileSystem.getFileStatus(FilterFileSystem.java:244)
at
org.apache.hadoop.fs.FileSystem.getContentSummary(FileSystem.java:682)
at
org.apache.hadoop.fs.ChecksumFileSystem$ChecksumFSInputChecker.getFileLength(ChecksumFileSystem.java:218)
at
org.apache.hadoop.fs.ChecksumFileSystem$ChecksumFSInputChecker.seek(ChecksumFileSystem.java:259)
at
org.apache.hadoop.fs.FSDataInputStream.seek(FSDataInputStream.java:37)
at
org.apache.hadoop.mapred.MapTask$MapOutputBuffer.mergeParts(MapTask.java:1102)
at
org.apache.hadoop.mapred.MapTask$MapOutputBuffer.flush(MapTask.java:769)
at org.apache.hadoop.mapred.MapTask.run(MapTask.java:255)
at
org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2208)
--
This message is automatically generated by JIRA.
-
You can reply to this email to add a comment to the issue online.
