Hi Dmitry,

Thanks for your suggestion. I checked and the other systems on the cluster do seem to have java installed. I was also able to run the job in single mode on the cluster. However, as soon as I add the others 15 nodes to the slaves file and re-run the job, the problem appears (i.e. there is zero output).

I guess I was going to wait to see if anyone else have seen this problem before submitting a bug report.

Shirley

On Sep 4, 2008, at 1:37 PM, Dmitry Pushkarev wrote:

Hi,

I'd check java version installed, that was the problem in my case, and
surprisingly no output from hadoop. If it help - can you submit bug request
? :)

-----Original Message-----
From: Shirley Cohen [mailto:[EMAIL PROTECTED]
Sent: Thursday, September 04, 2008 10:07 AM
To: [email protected]
Subject: no output from job run on cluster

Hi,

I'm running on hadoop-0.18.0. I have a m-r job that executes
correctly in standalone mode. However, when run on a cluster, the
same job produces zero output. It is very bizarre. I looked in the
logs and couldn't find anything unusual. All I see are the usual
deprecated filesystem name warnings. Has this ever happened to
anyone? Do you have any suggestions on how I might go about
diagnosing the problem?

Thanks,

Shirley


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