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Re: [Xen-devel] xen-2.0 20040923 and previous: rpm crash in xenU

To: Flavio Leitner <fbl@xxxxxxxxxxxxxxxx>
Subject: Re: [Xen-devel] xen-2.0 20040923 and previous: rpm crash in xenU
From: Ian Pratt <Ian.Pratt@xxxxxxxxxxxx>
Date: Mon, 27 Sep 2004 17:21:52 +0100
Cc: Peri Hankey <mpah@xxxxxxxxxxxxxx>, Ian Pratt <Ian.Pratt@xxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxxx, Ian.Pratt@xxxxxxxxxxxx
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> On Sat, Sep 25, 2004 at 07:48:44PM +0100, Peri Hankey wrote:
> > ----------------  xen0 ------------------------
> > [me@xen0 testing]$ ./time-test
> > find_cpu_speed: error parsing /proc/cpuinfo for cpu MHz. Assume 2400 
> > MhzCPU speed = 2400 MHz
> > ...........................................................................................................
> > ...........................................................................................................
> > ... (lots of dots)
> > ----------------  xenU ------------------------
> > [me@xenU testing]$ ./time-test
> > find_cpu_speed: error parsing /proc/cpuinfo for cpu MHz. Assume 2400 
> > MhzCPU speed = 2400 MHz
> > nanosleep(20000us): gtod 0
> > .nanosleep(20000us): gtod 0
> > .nanosleep(20000us): gtod 0
> > .nanosleep(20000us): gtod 0
> 
> Running on xen0 or xenU doesn't make any difference, just lots
> of dots 

That's the behaviour we see on all of our machines i.e. nanosleep
works fine. I think Peri's problem may be Athlon related,

> and that parser error. 

The find_cpu_speed printf shouldn't happen any more -- we no
longer clear the TSC bit in the set of features the CPU reports,
hence there should be a 'MHz' line in /proc/cpuinfo


Ian




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