Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750790AbWEVMTu (ORCPT ); Mon, 22 May 2006 08:19:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750793AbWEVMTu (ORCPT ); Mon, 22 May 2006 08:19:50 -0400 Received: from euklides.vdsoft.org ([82.208.56.17]:22759 "EHLO euklides.vdsoft.org") by vger.kernel.org with ESMTP id S1750790AbWEVMTt (ORCPT ); Mon, 22 May 2006 08:19:49 -0400 Message-ID: <4471AC63.8060406@vdsoft.org> Date: Mon, 22 May 2006 14:19:47 +0200 From: Vladimir Dvorak User-Agent: Debian Thunderbird 1.0.7 (X11/20051017) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Andi Kleen CC: linux-kernel@vger.kernel.org Subject: Re: APIC error on CPUx References: <44716A5F.3070208@vdsoft.org> <4471A777.2020404@vdsoft.org> <200605221403.16464.ak@suse.de> In-Reply-To: <200605221403.16464.ak@suse.de> X-Enigmail-Version: 0.93.0.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1620 Lines: 95 Andi Kleen wrote: >On Monday 22 May 2006 13:58, Vladimir Dvorak wrote: > > >>Andi Kleen wrote: >> >> >> >>>Vladimir Dvorak writes: >>> >>> >>> >>> >>>>Linux requisities: >>>>Debian 3.1 >>>>Linux mailserver 2.6.8-3-686-smp #1 SMP Thu Feb 9 07:05:39 UTC 2006 i686 >>>> >>>> >>>> >>>> >>>That's an ancient kernel. >>> >>> >>> >>> >>Yes, I agree. >> >> ... but the latest in Debian/Sarge. :-) >> >>Do you, Andi, thing that upgrade to latest vanilla one ( from >>kernel.org ) should solve this problem ? >> >> > >Probably not. > > > >>> >>> >>> >>> >>>>GNU/Linux >>>> >>>>Hardware: >>>>Intel SR1200 >>>> >>>> >>>> >>>> >>>If it's an <=P3 class machine: most likely you have noise on the APIC bus. >>> >>>-Andi >>> >>> >>> >>> >>> >>Yes, you are right : >> >>cat /proc/cpuinfo >>... >>model name : Intel(R) Pentium(R) III CPU family 1133MHz >>... >> >> >>"Noise on APIC bus" means - " a lot of interrupts from devices" ? >> >> > >Usually a crappy/broken/misdesigned motherboard. > >-Andi > > > > And, probably, the latest question related to this topic: Can "noapic" or "nolapic" solve this ? Does it mean ( with these parameters ) that devices will start to use 8259 interrupt controller instead APIC ? Is harmfull put "noapic" on "nolapic" to cmdline ? Thank you. Vladimir - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/