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xen-devel
RE: [Xen-devel] [XENOPROLIFE] New oprofile patch for XenOProfile
Ray,
Do you get versions 1 and 2 working with 32bit Xen?
Could you please send me Rosimildo patches. I don't think I have it and
I would like to compare with the others.
Thanks
Renato
> -----Original Message-----
> From: Bryant, Ray [mailto:ray.bryant@xxxxxxx]
> Sent: Wednesday, November 08, 2006 1:01 PM
> To: Santos, Jose Renato G; Ray Bryant
> Cc: Woller, Thomas; xen-devel@xxxxxxxxxxxxxxxxxxx
> Subject: RE: [Xen-devel] [XENOPROLIFE] New oprofile patch for
> XenOProfile
>
> Santos, Jose Renato G wrote:
>
> <snip>
>
> >>>
> >>> Ok. That seems a good plan.
> >>> I will be glad to help if I can when you have more details.
> >>> On a related note, I received a report that XenOprofile
> is missing
> >>> some user level samples. I am preparing a patch with the fix and
> >>> should post it to the list later today. This should affect kernel
> >>> samples though.
> >>>
> >>
> >> "should" or "should not" affect kernel samples?
> >>
> >
> > Sorry for the typo. It should NOT affect kernel samples REnato
>
> That's what I figured, but was just checking. :-)
>
> I mispoke before, the last time I have this stuff working was with cs
> 11408 and what I labeled "old profile" (whatever that was...)
>
> So I went back and resurrected my cs 11408 xen build and ran
> three different versions of xenoprof against it:
>
> (1) oprofile 0.9.2 + your patch for 0.9.2
> (2) oprofile 0.9.1 + your patch r3 for 0.9.1
> (3) oprofile 0.9.1 + Rosimildo's old patch to fix image->start and
> image->end for 64 bit hypervisor
>
> (1) and (2) didn't give me any xen or guest kernel samples.
> (3) worked
> the way I was expecting things to work (as it had before).
> So I am guessing that (3) is the old profile I used before.
>
> I rebooted to cs 11785 + AMD patches, and retried (3) and it
> works basically the same as it did for 11408 (whew). I
> still haven't verified that the xen and kernel guest samples
> are correct, but at least there are xen, kernel guest, kernel
> user samples and I'm not getting any with (1) or (2).
>
> So I am thinking that the problems I am seeing are related to
> 64-bit hypervisor and the more recent fixes than Rosimildo's patchset.
>
> --
> Best Regards,
>
> Ray
>
> Ray Bryant, Ph. D.
> x50038 or 512-602-0038
> AMD Performance Labs
> Austin, Texas
>
>
>
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