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Date: Tue, 11 Dec 2012 17:01:52 +0100
From: Thierry Bultel <thierry.bultel@wanadoo.fr>
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Subject: Re: [Xenomai] iMX6q 1Hz tick
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To: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
Cc: xenomai@xenomai.org

Le 11/12/2012 16:36, Gilles Chanteperdrix a écrit :
> On 12/11/2012 04:26 PM, Thierry Bultel wrote:
>> Gilles,
>>
>> another issue (likely related, and that may help to diagnose) that I can
>> see is that time is completely wrong;
>>
>> For instance:
>>
>>
>> [root@buildroot ~]# time sleep 10
>>
>> real	0m10.009s
>> user	0m0.002s
>> sys	0m0.013s
>>
>> The system says that it spent 10 secs but I actually measured 25 secs.
>
> No, that is likely because you have CONFIG_CPU_FREQ or CONFIG_CPU_IDLE
> enabled.
>

Thanks, yes this was CONFIG_CPU_FREQ
Sorry

Thierry