David Koch 2013-03-18, 22:09
Checkout how CopyTable does it:
On Mon, Mar 18, 2013 at 3:09 PM, David Koch <[EMAIL PROTECTED]> wrote:
> Is it possible to run a M/R on cluster A over a table that resides on
> cluster B with output to a table on cluster A? If so, how?
> I am interested in doing this for the purpose of copying part of a table
> from B to A. Cluster B is a production environment, cluster A is a slow
> test platform. I do not want the M/R to run on B since it would block
> precious slots on this cluster. Otherwise I could just run CopyTable on
> cluster B and specify cluster A as output quorum.
> Could this work by pointing the client configuration at the mapred-site.xml
> of cluster A and the hdfs-site.xml and hbase-site.xml of cluster B? In this
> scenario - in order to output to cluster A I guess I'd have to set
> TableOutputFormat.QUORUM_ADDRESS to cluster A.
> I use a client configuration generated by CDH4 and there are some other
> files floating around - such as core-site.xml, not sure what to do with
> Thank you,
David Koch 2013-03-24, 12:49
Michael Segel 2013-03-25, 16:12
David Koch 2013-03-26, 14:49