From: Olof Johansson <olof@lixom.net>
To: Tony Breeds <tony@bakeyournoodle.com>
Cc: paulus@samba.org, linuxppc-dev@ozlabs.org
Subject: Re: New time code miscalculates cpu usage
Date: Wed, 24 Oct 2007 15:19:32 -0500 [thread overview]
Message-ID: <20071024201932.GA29542@lixom.net> (raw)
In-Reply-To: <20071017060747.GF9814@bakeyournoodle.com>
On Wed, Oct 17, 2007 at 04:07:48PM +1000, Tony Breeds wrote:
> On Tue, Oct 16, 2007 at 03:25:25PM -0500, Olof Johansson wrote:
> > Hi,
> >
> > Not sure when this started happening, but I wanted to report it. I'll
> > start bisecting in a day or two if noone else has gotten around to
> > looking at it:
> >
> > $ echo "int main(void) { while(1); }" > test.c ; gcc test.c
> > $ time ./a.out & sleep 2 ; killall a.out
> > real 0m2.008s
> > user 0m4.014s
> > sys 0m0.002s
> >
> > Seen on POWER5 and PA6T, haven't tried anything else yet.
>
> For what it's worth, this is my bug. I suspected it, and git bisect
> confirmed it.I have an ugly work around now, but hope to have something
> better out tomorrow.
Hi Tony,
Any news?
-Olof
next prev parent reply other threads:[~2007-10-24 20:12 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-16 20:25 New time code miscalculates cpu usage Olof Johansson
2007-10-17 6:07 ` Tony Breeds
2007-10-24 20:19 ` Olof Johansson [this message]
2007-10-24 20:17 ` Sergei Shtylyov
2007-10-24 21:56 ` Benjamin Herrenschmidt
2007-10-25 0:19 ` Paul Mackerras
2007-10-25 0:53 ` Benjamin Herrenschmidt
2007-10-25 12:46 ` Sergei Shtylyov
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