Re: [Xen-devel] [PATCH] perfc: count number of explicit vcpu yields

2015-11-09 Thread Konrad Rzeszutek Wilk
On Mon, Nov 09, 2015 at 04:47:20PM +0100, Dario Faggioli wrote: > On Mon, 2015-11-09 at 15:23 +, Ian Campbell wrote: > > On Mon, 2015-11-09 at 16:14 +0100, Dario Faggioli wrote: > > > > > > > As far as xl accessibility --- doesn't xenperf already read them > > > > out? > > > > > > > Mmm... I

Re: [Xen-devel] [PATCH] perfc: count number of explicit vcpu yields

2015-11-09 Thread Dario Faggioli
On Mon, 2015-11-09 at 15:23 +, Ian Campbell wrote: > On Mon, 2015-11-09 at 16:14 +0100, Dario Faggioli wrote: > > > > > As far as xl accessibility --- doesn't xenperf already read them > > > out? > > > > > Mmm... ISTR having tried without much luck, and having heard that > > it > > wasn't fu

Re: [Xen-devel] [PATCH] perfc: count number of explicit vcpu yields

2015-11-09 Thread Ian Campbell
On Mon, 2015-11-09 at 16:14 +0100, Dario Faggioli wrote: >  > > As far as xl accessibility --- doesn't xenperf already read them out? > > > Mmm... ISTR having tried without much luck, and having heard that it > wasn't functional any longer, but maybe I'm confusing it with something > else. I'll tr

Re: [Xen-devel] [PATCH] perfc: count number of explicit vcpu yields

2015-11-09 Thread Dario Faggioli
On Mon, 2015-11-09 at 10:02 -0500, Boris Ostrovsky wrote: > On 11/09/2015 09:53 AM, Dario Faggioli wrote: > > On Mon, 2015-11-09 at 14:00 +, Ian Campbell wrote: > > > Signed-off-by: Ian Campbell > > > > > Reviewed-by: Dario Faggioli > > > > And, while we're here, I've been thinking since a

Re: [Xen-devel] [PATCH] perfc: count number of explicit vcpu yields

2015-11-09 Thread Boris Ostrovsky
On 11/09/2015 09:53 AM, Dario Faggioli wrote: On Mon, 2015-11-09 at 14:00 +, Ian Campbell wrote: Signed-off-by: Ian Campbell Reviewed-by: Dario Faggioli And, while we're here, I've been thinking since a while to try implementing an xl interface for these counters... How bad of an idea i

Re: [Xen-devel] [PATCH] perfc: count number of explicit vcpu yields

2015-11-09 Thread Dario Faggioli
On Mon, 2015-11-09 at 14:00 +, Ian Campbell wrote: > Signed-off-by: Ian Campbell > Reviewed-by: Dario Faggioli And, while we're here, I've been thinking since a while to try implementing an xl interface for these counters... How bad of an idea is that? Is something like that possible alread

Re: [Xen-devel] [PATCH] perfc: count number of explicit vcpu yields

2015-11-09 Thread George Dunlap
On 09/11/15 14:00, Ian Campbell wrote: > Signed-off-by: Ian Campbell Reviewed-by: George Dunlap > --- > xen/common/schedule.c| 1 + > xen/include/xen/perfc_defn.h | 1 + > 2 files changed, 2 insertions(+) > > diff --git a/xen/common/schedule.c b/xen/common/schedule.c > index 292e9a0..

Re: [Xen-devel] [PATCH] perfc: count number of explicit vcpu yields

2015-11-09 Thread Jan Beulich
>>> On 09.11.15 at 15:00, wrote: > Signed-off-by: Ian Campbell Acked-by: Jan Beulich ___ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel

[Xen-devel] [PATCH] perfc: count number of explicit vcpu yields

2015-11-09 Thread Ian Campbell
Signed-off-by: Ian Campbell --- xen/common/schedule.c| 1 + xen/include/xen/perfc_defn.h | 1 + 2 files changed, 2 insertions(+) diff --git a/xen/common/schedule.c b/xen/common/schedule.c index 292e9a0..86d6cc0 100644 --- a/xen/common/schedule.c +++ b/xen/common/schedule.c @@ -896,6 +896