Re: multi processors

Connie Sieh (csieh@fnal.gov)
Mon, 04 Oct 1999 17:07:10 -0500

I am in the process of upgrading the optional 2.2.10 kernel to 2.2.12. So
if you are planning on using this option then please wait until you see
the announcement on the 2.2.12. Otherwise you may have to upgrade soon.

-connie

On Mon, 4 Oct 1999, Harry W. K. Cheung wrote:

> hi Lynn,
> The FRHL5.2.1 upgrade only has the (2.0.36) non-SMP
> (non-multiprocessor) kernel available I think. The easiest way to
> get a SMP kernel (and what I did) is to upgrade to the Fermi 2.2.10
> kernel for which you can optionally install the SMP kernel. Instructions
> are at:
>
> http://www-oss.fnal.gov/fss/documentation/linux/521/upgrading_to_kernel22.html
>
> Otherwise you have to get the source and compile your own SMP kernel.
> Another possible advantage of using the 2.2.10 kernel is that SMP in
> 2.0.36 was still "experimental" whereas I think in 2.2.10 it is supposed
> to be better.
> Harry.
>
>
> ============================================================================
> Harry W.K. Cheung TEL: (630) 840-8628
> Fermilab, PPD/EPP, MS 122, FAX: (630) 840-3867
> Wilson Road, P.O. Box 500, EMAIL: cheung@fnal.gov
> Batavia, IL 60510-0500. EXPT: FOCUS/E831, E687 and BTeV
> ============================================================================
>
> On Mon, 4 Oct 1999, Lynn Garren wrote:
>
> > We have some linux systems with dual processors.
> > After the upgrade to 5.2.1, a user is complaining that they
> > appear to be using only one processor. (Unfortunately, I did
> > not do the initial setup of these machines and so have no notes.)
> >
> > How do I check that both processors will be used?
> > Should I be changing something in the kernel???
> >
> > Lynn
> >
>