-Re: CopyTable MR job hangs
Eran Kutner 2011-03-15, 08:11
No idea anyone?
On Wed, Mar 2, 2011 at 16:40, Eran Kutner <[EMAIL PROTECTED]> wrote:
> I'm trying to copy data from an older cluster using 0.89 (CDH3b3) to a new
> one using 0.91 (CDH3b4) using the CopyTable MR job but it always hangs on
> "map 0% reduce 0%" until eventually the job is killed by Hadoop for not
> responding after 600 seconds.
> I verified that it works fine when copying from one table to another on the
> same cluster and I verified that the servers in the source cluster have
> network access to those in the destination cluster.
> Any idea what could be causing it?