Strangely isee the tmp folder has enough space. What else could be the problem
? How much should my tmp space be ?
Error: 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$LocalFSFileOutputStream.write(RawLocalFileSystem.java:190)
at
java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:65)
at java.io.BufferedOutputStream.write(BufferedOutputStream.java:109)
at
org.apache.hadoop.fs.FSDataOutputStream$PositionCache.write(FSDataOutputStream.java:49)
at java.io.DataOutputStream.write(DataOutputStream.java:90)
at
org.apache.hadoop.mapred.IFileOutputStream.write(IFileOutputStream.java:84)
at
org.apache.hadoop.fs.FSDataOutputStream$PositionCache.write(FSDataOutputStream.java:49)
at java.io.DataOutputStream.write(DataOutputStream.java:90)
at org.apache.hadoop.mapred.IFile$Writer.append(IFile.java:218)
at org.apache.hadoop.mapred.Merger.writeFile(Merger.java:157)
at
org.apache.hadoop.mapred.ReduceTask$ReduceCopier$LocalFSMerger.run(ReduceTask.java:2454)
java.io.IOException: Task: attempt_201204240741_0003_r_000000_1 - The reduce
copier failed
at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:380)
at org.apache.hadoop.mapred.Child.main(Child.java:170)
Caused by: org.apache.hadoop.util.DiskChecker$DiskErrorException: Could not
find any valid local directory for
file:/opt/hadoop/tmp/hadoop-hadoop/mapred/local/taskTracker/jobcache/job_201204240741_0003/attempt_201204240741_0003_r_000000_1/output/map_122.out
at
org.apache.hadoop.fs.LocalDirAllocator$AllocatorPerContext.getLocalPathForWrite(LocalDirAllocator.java:343)
at
org.apache.hadoop.fs.LocalDirAllocator.getLocalPathForWrite(LocalDirAllocator.java:124)
at
org.apache.hadoop.mapred.ReduceTask$ReduceCopier$LocalFSMerger.run(ReduceTask.java:2434)
