From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
To: John Morris <john@zultron.com>
Cc: Xenomai <xenomai@xenomai.org>
Subject: Re: [Xenomai] 32-bit regression tests: CLOCK_REALTIME wonkiness
Date: Sat, 19 Jan 2013 23:52:31 +0100 [thread overview]
Message-ID: <50FB23AF.5000508@xenomai.org> (raw)
In-Reply-To: <50FB231B.2050004@zultron.com>
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.
next prev parent reply other threads:[~2013-01-19 22:52 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-19 20:17 [Xenomai] 32-bit regression tests: CLOCK_REALTIME wonkiness John Morris
2013-01-19 20:25 ` Gilles Chanteperdrix
2013-01-19 20:32 ` John Morris
2013-01-19 20:34 ` Gilles Chanteperdrix
2013-01-19 22:12 ` John Morris
2013-01-19 22:14 ` Gilles Chanteperdrix
2013-01-19 22:16 ` Gilles Chanteperdrix
2013-01-19 22:50 ` John Morris
2013-01-19 22:52 ` Gilles Chanteperdrix [this message]
2013-01-19 22:57 ` John Morris
2013-01-19 23:03 ` Gilles Chanteperdrix
2013-01-20 19:22 ` John Morris
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