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SubjectRe: [Lse-tech] [PATCH] cpusets - big numa cpu and memory placement
Huertus wrote:
> Paul, there are also other means for gang scheduling then having
> to architect a tightly synchronized global clock into the communication
> device.

We agree.

My reply to the post of Eric W. Biederman at the start of this
sub-thread began:

> In the simplest form, we obtain the equivalent of gang scheduling for
> the several threads of a tightly coupled job by arranging to have only
> one runnable thread per cpu, each such thread pinned on one cpu, and all
> threads in a given job simultaneously runnable.
>
> For compute bound jobs, this is often sufficient.

You reply adds substantial detail and excellent references.

Thank-you.

--
I won't rest till it's the best ...
Programmer, Linux Scalability
Paul Jackson <pj@sgi.com> 1.650.933.1373
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