[Gllug] Why do jobs migrate between cores?

John Hearns john.hearns at streamline-computing.com
Sun Jan 27 21:59:16 UTC 2008


On Sun, 2008-01-27 at 11:29 -0800, Kristian Erik Hermansen wrote:

> I don't know the exact answers to your questions, but you should ask a
> kernel developer about it.  However, there is a utility package which
> will allow you to choose the specific cores to run processes on (and
> or give them priority, allocations, etc).  I forget the name of the
> tool, but google around for it...


numactl



John, install numactl and try running your program under that.

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