On Mon, 11 Dec 2000, Mike Galbraith wrote:
> On Mon, 11 Dec 2000, Steven Cole wrote:
> > I have a SMP (dual P-III 733Mhz) machine at work, but it will be
> > unavailable for testing for a few more days. I suspect that 2.4.0-test12
> > will do better than 2.2.18 with 2 CPUs. I'll know in a few days.
[snip]
>
> I think it's better with -j. Do it with -jN where N is small enough
> to keep the box away from swap, and then repeat with N large enough to
> swap modestly (not too heavily or you're only testing disk MTBF:).
I've always used make -j2 bzImage for my two processor machine.
I like being able to build kernels in a little over two minutes.
Simple question here, and risking displaying great ignorance:
Does it make sense to use make -jN where N is much greater than the
number of CPUs?
Steven
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