Re: [Lse-tech] Re: [RFC] Scalable statistics counters using

Robert Love (rml@tech9.net)
26 Jul 2002 13:22:02 -0700


On Fri, 2002-07-26 at 13:15, William Lee Irwin III wrote:

> On Fri, Jul 26, 2002 at 12:50:12PM -0700, Robert Love wrote:
> > In current 2.5? I thought Andrew and I fixed all those issues and
> > pushed them to Linus...
> > The `configurable NR_CPUS' patch works fine for me. I always boot with
> > NR_CPUS=2.
>
> No idea who it works for, it sure doesn't work here. Behold:

Hmm, is your CPU-space sparse?

If that is the case, and the max APIC ID is set to NR_CPUS, and the
kernel expects a 1:1 between NR_CPU value and logical CPU #... boom.

Robert Love

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