Hi Suresh,

The schedulers used in MR1 are not compatible with the schedulers used in
MR2 / YARN.  Check out ResourceScheduler.java for the updated interface.

I believe that speculative execution still works the same way.

-Sandy
On Sat, Jan 25, 2014 at 9:47 AM, Suresh S <[EMAIL PROTECTED]> wrote:
 
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