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From Hemanth Yamijala <yhema...@yahoo-inc.com>
Subject Re: HOD question wrt virtual mapred master node
Date Mon, 10 Mar 2008 07:53:21 GMT
Jason Venner wrote:
> We would like to have the master node be the submit node. Our 
> processing nodes tend to be rather beefy machines and we don't want to 
> have to use one for a HOD master.
> We run a shared DFS, so we are only building virtual mapred nodes via 
> hod.
> Does anyone have any suggestions on how to do that via HOD?

What do you mean by master node - the node that runs the RingMaster 
process in HOD ? If yes, then that node is not exclusively reserved for 
running the RingMaster process. Either a JobTracker, or TaskTracker is 
going to be brought up on it.


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