From mboxrd@z Thu Jan  1 00:00:00 1970
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Date: Sat, 19 Jan 2013 23:52:31 +0100
From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
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Subject: Re: [Xenomai] 32-bit regression tests:  CLOCK_REALTIME wonkiness
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To: John Morris <john@zultron.com>
Cc: Xenomai <xenomai@xenomai.org>

On 01/19/2013 11:50 PM, John Morris wrote:

> 
> 
> On 01/19/2013 04:16 PM, Gilles Chanteperdrix wrote:
>> On 01/19/2013 11:14 PM, Gilles Chanteperdrix wrote:
>>
>>> On 01/19/2013 11:12 PM, John Morris wrote:
>>>
>>>> On 01/19/2013 02:17 PM, John Morris wrote:
>>>>> Hi list,
>>>>>
>>>>> These are the final tests on 32-bit before the initial RedHat packages
>>>>> can be released for wider testing.
>>>>>
>>>>> On this host, a Dell Celeron with ICH5 chipset, the CLOCK_REALTIME
>>>>> numbers look funny.  All other tests run correctly.
>>>>
>>>> Whoops, how embarrassing, I reported the wrong thing:  it's the
>>>> native/tsc numbers that look funny.
>>>>
>>>> ++ /usr/lib/xenomai/regression/native/tsc
>>>> Checking tsc for 1 minute(s)
>>>> min: 4294967295, max: 0, avg: -nan
>>>> min: 4294967295, max: 0, avg: -nan
>>>> min: 4294967295, max: 0, avg: -nan
>>>> min: 4294967295, max: 0, avg: -nan
>>>> min: 4294967295, max: 0, avg: -nan
>>>> min: 4294967295, max: 0, avg: -nan
>>>> [...]
>>>> min: 4294967295, max: 0, avg: -nan -> -nan us
>>>
>>>
>>> You are probably missing --enable-x86-tsc on configure command line.
>>>
>>
>> (or rather have passed --disable-x86-tsc as --enable-x86-tsc should be
>> the default).
>>
> 
> --enable-x86-tsc is in there, and configure finds TSC support:
> 
> + ./configure --build=i686-koji-linux-gnu --host=i686-koji-linux-gnu
> --target=i686-redhat-linux-gnu --program-prefix= --prefix=/usr
> --exec-prefix=/usr --bindir=/usr/bin --sbindir=/usr/sbin
> --sysconfdir=/etc --datadir=/usr/share
> --includedir=/usr/include/xenomai/ --libdir=/usr/lib
> --libexecdir=/usr/libexec --localstatedir=/var --sharedstatedir=/var/lib
> --mandir=/usr/share/man --infodir=/usr/share/info --enable-x86-tsc
> --enable-dlopen-skins --with-testdir=/usr/lib/xenomai
> [...]
> checking for x86 TSC support... y
> 
> Build log follows.  What else can I check?


Could you send me the "tsc" program?

-- 
                                                                Gilles.