Hi Harsh, My jt log : http://pastebin.com/rXAEeDkC
I have some startup exceptions (which doesn't matter much I guess) but the tail indicates that its locating the splits correctly and then it hangs ! Any idea? Thanks On Tue, Sep 6, 2011 at 1:30 PM, Harsh J <[email protected]> wrote: > I'd check the tail of JobTracker logs after a submit is done to see if > an error/warn there is causing this. And then dig further on > why/what/how. > > Hard to tell what your problem specifically is without logs :) > > On Tue, Sep 6, 2011 at 1:18 PM, john smith <[email protected]> wrote: > > Hi Folks, > > > > I am working on a 3 node cluster (1 NN + 2 DNs) . I loaded some test data > > with replication factor 3 (around 400MB data). However when I run > wordcount > > example , it hangs at map 0%. > > > > bin/hadoop jar hadoop-examples-0.20.3-SNAPSHOT.jar wordcount /test_data > > /out2 > > 11/09/06 13:07:28 INFO input.FileInputFormat: Total input paths to > process : > > 2 > > 11/09/06 13:07:28 INFO mapred.JobClient: Running job: > job_201109061248_0002 > > 11/09/06 13:07:29 INFO mapred.JobClient: map 0% reduce 0% > > > > TTs and DNs are running fine on my slaves . I see them running when I run > > jps command. > > > > > > Can any one help me out on this? Any idea why this would happen? I am > > totally clueless as nothing shows up in logs too.! > > > > Thanks, > > jS > > > > > > -- > Harsh J >
