Cannot run program "bash": java.io.IOException: error=12, Cannot allocate memory

[Edward J. Yoon]

Hi,

I received below message. Can anyone explain this?

08/10/09 11:53:33 INFO mapred.JobClient: Task Id :
task_200810081842_0004_m_000000_0, Status : FAILED
java.io.IOException: Cannot run program "bash": java.io.IOException:
error=12, Cannot allocate memory
        at java.lang.ProcessBuilder.start(ProcessBuilder.java:459)
        at org.apache.hadoop.util.Shell.runCommand(Shell.java:149)
        at org.apache.hadoop.util.Shell.run(Shell.java:134)
        at org.apache.hadoop.fs.DF.getAvailable(DF.java:73)
        at 
org.apache.hadoop.fs.LocalDirAllocator$AllocatorPerContext.getLocalPathForWrite(LocalDirAllocator.java:296)
        at 
org.apache.hadoop.fs.LocalDirAllocator.getLocalPathForWrite(LocalDirAllocator.java:124)
        at 
org.apache.hadoop.mapred.MapOutputFile.getSpillFileForWrite(MapOutputFile.java:107)
        at 
org.apache.hadoop.mapred.MapTask$MapOutputBuffer.sortAndSpill(MapTask.java:734)
        at 
org.apache.hadoop.mapred.MapTask$MapOutputBuffer.flush(MapTask.java:694)
        at org.apache.hadoop.mapred.MapTask.run(MapTask.java:220)
        at 
org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2124)
Caused by: java.io.IOException: java.io.IOException: error=12, Cannot
allocate memory
        at java.lang.UNIXProcess.<init>(UNIXProcess.java:148)
        at java.lang.ProcessImpl.start(ProcessImpl.java:65)
        at java.lang.ProcessBuilder.start(ProcessBuilder.java:452)
        ... 10 more

-- 
Best regards, Edward J. Yoon
[EMAIL PROTECTED]
http://blog.udanax.org