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From Thomas Jungblut <thomas.jungb...@gmail.com>
Subject Re: pagerank finished with no output
Date Sun, 16 Sep 2012 13:56:03 GMT
Normally you pass a directory as output, because each task is going to
write a file.
So wg.out seems to me like a directory.

2012/9/16 Sandy Ding <sandy.dingxin@gmail.com>

> yes, the output is supposed to be in hdfs /dataset/wg.out
> when I 'ls' hdfs /dataset, wg.out exists but its size is 0 byte
> and when I 'cat' the file, the shell complains that the file does not exist
>
> 2012/9/16 Thomas Jungblut <thomas.jungblut@gmail.com>
>
> > If you run on a 3 node cluster, I assume you looked into HDFS right?
> >
> > 2012/9/16 Sandy Ding <sandy.dingxin@gmail.com>
> >
> > > Hey, guys
> > >
> > > I run  pagerank with the web-google input, it finished in36.554
> seconds.
> > I
> > > have a 3 node cluster and the job has 9 splits in total, is it normal?
> (I
> > > doubt it's too fast intuitively...)
> > > The info from both the standord output and the log shows that the job
> has
> > > successfully finished and some statistics like SUPERSTEPS_SUM and
> > > TOTOAL_MESSAGES_SENT was printed on the screen. But I find the output
> > file
> > > is 0 byte and I cannot 'cat' it. What might be wrong?
> > >
> > > Best
> > > Sandy
> > >
> >
>

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