Reducer gets stuck in shuffle when local disk out of space
----------------------------------------------------------

                 Key: HADOOP-4115
                 URL: https://issues.apache.org/jira/browse/HADOOP-4115
             Project: Hadoop Core
          Issue Type: Bug
          Components: mapred
    Affects Versions: 0.17.2
            Reporter: Marco Nicosia


2008-08-29 23:53:12,357 WARN org.apache.hadoop.mapred.ReduceTask: 
task_200808291851_0001_r_000245_0 Merging of the local FS files threw an 
exception: org.apache.hadoop.fs.FSError: java.io.IOException: No space left on 
device
        at 
org.apache.hadoop.fs.RawLocalFileSystem$LocalFSFileOutputStream.write(RawLocalFileSystem.java:199)
        at 
java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:65)
        at java.io.BufferedOutputStream.write(BufferedOutputStream.java:109)
        at 
org.apache.hadoop.fs.FSDataOutputStream$PositionCache.write(FSDataOutputStream.java:47)
        at java.io.DataOutputStream.write(DataOutputStream.java:90)
        at 
org.apache.hadoop.fs.ChecksumFileSystem$ChecksumFSOutputSummer.writeChunk(ChecksumFileSystem.java:339)
        at 
org.apache.hadoop.fs.FSOutputSummer.writeChecksumChunk(FSOutputSummer.java:155)
        at 
org.apache.hadoop.fs.FSOutputSummer.flushBuffer(FSOutputSummer.java:132)
        at 
org.apache.hadoop.fs.FSOutputSummer.flushBuffer(FSOutputSummer.java:121)
        at org.apache.hadoop.fs.FSOutputSummer.write1(FSOutputSummer.java:112)
        at org.apache.hadoop.fs.FSOutputSummer.write(FSOutputSummer.java:86)
        at 
org.apache.hadoop.fs.FSDataOutputStream$PositionCache.write(FSDataOutputStream.java:47)
        at java.io.DataOutputStream.write(DataOutputStream.java:90)
        at 
org.apache.hadoop.io.SequenceFile$UncompressedBytes.writeUncompressedBytes(SequenceFile.java:617)
        at 
org.apache.hadoop.io.SequenceFile$Writer.appendRaw(SequenceFile.java:1038)
        at 
org.apache.hadoop.io.SequenceFile$Sorter.writeFile(SequenceFile.java:2626)
        at 
org.apache.hadoop.mapred.ReduceTask$ReduceCopier$LocalFSMerger.run(ReduceTask.java:1564)
Caused by: java.io.IOException: No space left on device
        at java.io.FileOutputStream.writeBytes(Native Method)
        at java.io.FileOutputStream.write(FileOutputStream.java:260)
        at 
org.apache.hadoop.fs.RawLocalFileSystem$LocalFSFileOutputStream.write(RawLocalFileSystem.java:197)
        ... 16 more

2008-08-29 23:53:14,013 WARN org.apache.hadoop.mapred.TaskTracker: Error 
running child
java.io.IOException: task_200808291851_0001_r_000245_0The reduce copier failed
        at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:329)
        at 
org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2122)

-- 
This message is automatically generated by JIRA.
-
You can reply to this email to add a comment to the issue online.

Reply via email to