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From sagar naik <sn...@attributor.com>
Subject Re: When does Reduce job start
Date Wed, 05 Jan 2011 06:40:06 GMT
Tht is wht I was looking for
Thanks a mil harsh
Kool , now tht I have a start point, I will check it in hadoop 18

-Sagar

On Tue, Jan 4, 2011 at 7:23 PM, Harsh J <qwertymaniac@gmail.com> wrote:
> Hello Sagar,
>
> On Wed, Jan 5, 2011 at 6:44 AM, sagar naik <snaik@attributor.com> wrote:
>>>> Wht is the configuration param to change this behavior
>
> mapred.reduce.slowstart.completed.maps is a property (0.20.x) that
> controls "when" the ReduceTasks have to start getting scheduled. Your
> job would still need free reduce slots for it to begin.
>
> --
> Harsh J
> www.harshj.com
>

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