You might be running out of disk space. Check for that on your cluster nodes.
-Prashant On Fri, May 11, 2012 at 12:21 AM, JunYong Li <lij...@gmail.com> wrote: > is there errors in the task outpu file? > on the jobtracker.jsp click the Jobid link -> tasks link -> Taskid link -> > Task logs link > > 2012/5/11 Mohit Kundra <mohit....@gmail.com> > > > Hi , > > > > I am new user to hadoop . I have installed hadoop0.19.1 on single windows > > machine. > > Its http://localhost:50030/jobtracker.jsp and > > http://localhost:50070/dfshealth.jsp pages are working fine but when i > am > > executing bin/hadoop jar hadoop-0.19.1-examples.jar pi 5 100 > > > > It is showing below > > > > $ bin/hadoop jar hadoop-0.19.1-examples.jar pi 5 100 > > cygpath: cannot create short name of D:hadoop-0.19.1logs > > Number of Maps = 5 Samples per Map = 100 > > Wrote input for Map #0 > > Wrote input for Map #1 > > Wrote input for Map #2 > > Wrote input for Map #3 > > Wrote input for Map #4 > > Starting Job > > 12/05/11 12:07:26 INFO mapred.JobClient: > > Running job: job_201205111113_0002 > > 12/05/11 12:07:27 INFO mapred.JobClient: map 0% reduce 0% > > 12/05/11 12:07:35 INFO mapred.JobClient: Task Id : > > attempt_201205111113_0002_m_000006_ 0, Status : FAILED > > java.io.IOException: Task process exit with nonzero status of 1. > > at org.apache.hadoop.mapred.TaskRunner.run (TaskRunner.java:425) > > > > > > > > Please tell me what is the root cause.... > > > > regards , > > Mohit > > > > > > > -- > Regards > Junyong >
