Re: [patch] Performance Counters for Linux, v2

From: David Miller
Date: Tue Dec 09 2008 - 06:11:44 EST


From: Ingo Molnar <mingo@xxxxxxx>
Date: Tue, 9 Dec 2008 12:02:46 +0100

>
> * stephane eranian <eranian@xxxxxxxxxxxxxx> wrote:
>
> > > There's also more generic x86 support: all 4 generic PMCs of Nehalem
> > > / Core i7 are supported - i've run 4 instances of KernelTop and they
> > > used up four separate PMCs.
> >
> > Core/Atom have 5 counters, Nehalem has 7. Why are you not using all of
> > them already?
>
> no, Nehalem has 4 generic purpose PMCs and 3 fixed-purpose PMCs (7
> total),
...
> Saying that it has 7 is misleading.

Even you just did.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/