From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
To: xenomai@xenomai.org
Subject: Re: [Xenomai-help] starnge latencies with native
Date: Fri, 12 May 2006 19:47:22 +0200 [thread overview]
Message-ID: <17508.51754.556970.508385@domain.hid> (raw)
In-Reply-To: <20060512185206.3a6b2705@domain.hid>
Daniel Simon wrote:
> On Fri, 12 May 2006 18:25:25 +0200
> Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org> wrote:
>
> > Are you still running a kernel with ACPI_PROCESSOR ?
>
> yes, otherwise this laptop stops overheating in a few minutes, may
> be its not a good platform for real-time ...
>
> may be this behaviour was hidden in the testuite programs by the
> "warming up" delay???
The warming up delay is only one second, whereas you experience high
latencies during several seconds. The latency test runs with a period of
100 us by default, this may make it less sensitive to the effect you
observe, did you try running the latency test with a period of 1s ?
--
Gilles Chanteperdrix.
next prev parent reply other threads:[~2006-05-12 17:47 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-12 15:24 [Xenomai-help] starnge latencies with native Daniel Simon
2006-05-12 16:08 ` Philippe Gerum
2006-05-12 16:25 ` Gilles Chanteperdrix
[not found] ` <20060512185206.3a6b2705@domain.hid>
2006-05-12 17:47 ` Gilles Chanteperdrix [this message]
2006-05-15 8:31 ` Daniel Simon
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