Thanks Alexander!! On Thu, Oct 9, 2008 at 4:49 PM, Alexander Aristov <[EMAIL PROTECTED]> wrote: > I received such errors when I overloaded data nodes. You may increase swap > space or run less tasks. > > Alexander > > 2008/10/9 Edward J. Yoon <[EMAIL PROTECTED]> > >> 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 >> > > > > -- > Best Regards > Alexander Aristov >
-- Best regards, Edward J. Yoon [EMAIL PROTECTED] http://blog.udanax.org
