oprofile for i586 kernels?
davej at redhat.com
Sat Jun 24 03:24:30 UTC 2006
On Fri, Jun 23, 2006 at 07:32:20PM -0700, Jesse Barnes wrote:
> On Wednesday, June 21, 2006 11:14 am, Jesse Barnes wrote:
> > I use Fedora on a VIA EPIA that doesn't have support for cmov, so I'd
> > like to see things continue to work. Btw, on occasion when I
> > upgrade, yum grabs the i686 version of openssl or some other package,
> > which causes breakage. Is there a way to override my arch so that
> > yum only grabs i386 and i586 packages?
> It would also be nice if were oprofile enabled so I could more easily
> find out why unnecessarily slow and bloated software is so slow and
oprofile needs P6 style MSRs, it doesn't make sense to enable it on 586s.
The performance monitoring counters were introduced with the PPro for Intel
& athlon for AMD. The other vendors never implemented them (VIA still don't
to this day even in their 686 flavoured C3s).
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