[olug] running linux on dual CPUs

Adam Lassek adam.lassek at gmail.com
Sun May 28 02:37:53 UTC 2006


You can make sure your kernel supports multiple processors. Run 'uname
-v' and look for SMP in the output.

On 5/27/06, Cesar Delgado <cdelgad2 at bigred.unl.edu> wrote:
> CentOS is smart enough to install an SMP kernel for the box.  So you
> don't have to worry about it.  But apps do need to be threaded to take
> advantage of an SMP system.  If not, then you can run 2 non-threaded
> apps @ the same time and get good performance for each as well.
>
> Cheers,
>
> -Cesar
>
> Ryan Stille wrote:
> > Is there anything special about setting up a linux installation on a
> > dual CPU machine?  Anything I need to do during the installation or
> > configuration?  Or do I just install as usual and the OS will take care
> > of everything?  I remember hearing about how applications had to be
> > specifically compiled to use multiple CPUs and I'm wondering how this
> > applies to the OS.  Will probably be using CentOS.  The CPUs will be of
> > the i386 type, probably PIIIs.
> >
> > Thanks,
> > -Ryan
> >
> >
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