Re: 2.6.28-rc9: oprofile regression
From: Tim Blechmann
Date: Sat Jan 17 2009 - 11:41:18 EST
> Hmm, strange. Actually 7c64ade53a6f977d73f16243865c42ceae999aea fixed
> a similiar bug, see here:
> http://bugzilla.kernel.org/show_bug.cgi?id=11908
>
> Your patch with 2.6.28, does:
>
> grep NMI /proc/interrupts
>
> returns exactly 1 NMI per core or some more?
that bug is similar, but it reports different numbers of NMIs for the
cores.
i get exactly one NMI per core, for each time, i start oprofile:
NMI: 0
opcontrol -s
(wait)
opcontrol --deinit
NMI: 1
opcontrol -s
(wait)
opcontrol --deinit
NMI: 2
hth, tim
--
tim@xxxxxxxxxx
http://tim.klingt.org
Which is more musical, a truck passing by a factory or a truck passing
by a music school?
John Cage
Attachment:
signature.asc
Description: This is a digitally signed message part