Re: UP 2.2.18 makes kernels 3% faster than UP 2.4.0-test12

Mike Galbraith
2000-12-12T05:12:57Z

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.
>
> Building kernels is something we do so frequently and this test is so easy
> to reproduce is why I performed it in the first place. I think it may be as
> good a test of real performance as some of the more formal benchmarks.
> Comments anyone?

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:).

-Mike