From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <49F64500.50901@domain.hid> Date: Tue, 28 Apr 2009 01:51:28 +0200 From: Gilles Chanteperdrix MIME-Version: 1.0 References: <1240479431.6990.30.camel@domain.hid> <1240482629.7599.45.camel@domain.hid> <1240487288.6990.71.camel@domain.hid> <49F640A0.4010904@domain.hid> In-Reply-To: <49F640A0.4010904@domain.hid> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: [Xenomai-help] Lockups on a new Celeron-430 system detected and resolved. List-Id: Help regarding installation and common use of Xenomai List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Martin Shepherd Cc: xenomai-help Gilles Chanteperdrix wrote: > Martin Shepherd wrote: >> I have just installed Xenomai 2.5-rc1 on a new computer that has a new >> Celeron-430 1.8GHz processor on a Foxconn G31AX motherboard. >> Initially I experienced similar lockup problems with this setup as I >> previously reported for an ancient 850MHz AMD Athlon computer. As with >> the AMD Athlon, fixing the lockup problem required me to turn off both >> HPET_TIMER and X86_PM_TIMER. > > I just tested on an atom here, using a 32bits kernel without smp, with > PM timer, apic, io-apic and HPET timer enabled, everything is detected > at boot and everything is fine. Also, it does not seem to me like you > needed to turn off HPET on the Athlon ? I guess Athlons do not have an > HPET anyway... > > Could you send us your console logs ? Ok. I missed the NO_HZ option. With NO_HZ (and high res), I can reproduce the issue. -- Gilles.