From owner-freebsd-stable@FreeBSD.ORG Sat Nov 4 01:09:25 2006 Return-Path: X-Original-To: freebsd-stable@freebsd.org Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 4ECA916A47B for ; Sat, 4 Nov 2006 01:09:25 +0000 (UTC) (envelope-from ohartman@mail.zedat.fu-berlin.de) Received: from outpost1.zedat.fu-berlin.de (outpost1.zedat.fu-berlin.de [130.133.4.66]) by mx1.FreeBSD.org (Postfix) with ESMTP id 73A1743D66 for ; Sat, 4 Nov 2006 01:08:14 +0000 (GMT) (envelope-from ohartman@mail.zedat.fu-berlin.de) Received: from inpost2.zedat.fu-berlin.de ([130.133.4.69]) by outpost1.zedat.fu-berlin.de (Exim 4.62) with esmtp (envelope-from ) id <1GgA0y-0001Vw-NT>; Sat, 04 Nov 2006 02:08:04 +0100 Received: from e178061090.adsl.alicedsl.de ([85.178.61.90] helo=[192.168.1.128]) by inpost2.zedat.fu-berlin.de (Exim 4.62) with esmtpsa (envelope-from ) id <1GgA0y-0003pw-Kr>; Sat, 04 Nov 2006 02:08:04 +0100 Message-ID: <454BE7F0.80600@mail.zedat.fu-berlin.de> Date: Sat, 04 Nov 2006 02:08:00 +0100 From: "O. Hartmann" User-Agent: Thunderbird 1.5.0.7 (X11/20061029) MIME-Version: 1.0 To: Kris Kennaway References: <454B9F21.4090705@mail.zedat.fu-berlin.de> <20061103212715.GB36049@xor.obsecurity.org> In-Reply-To: <20061103212715.GB36049@xor.obsecurity.org> X-Enigmail-Version: 0.94.1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Originating-IP: 85.178.61.90 Cc: freebsd-stable@freebsd.org Subject: Re: FreeBSD 6.2-PRE: Jumping box. Worse performance X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 04 Nov 2006 01:09:25 -0000 Kris Kennaway wrote: > On Fri, Nov 03, 2006 at 08:57:21PM +0100, O. Hartmann wrote: > >> Compiling FreeBSD's world with make -j2 was never a problem while playing sound or doing other work on screen - but this seems to be a big problem now, even when SCHED_4BSD is used! >> >> While compiling world mouse stops and jumps, sound gets distorted. I recognise thsi behaviour also when box is doing minor HD access: mouse pointer stops, keyboard input gets stuck, sound stops playing, window operations (opening/closing) seems to freeze. This got even worse whithin the last two weeks (date when it starts getting this worse unknown). >> This phenomenon occurs on both i386 and amd64 but is much worse on amd64. On AMD64 very short and small HD activities seems to trigger this 'jumping' and stopping. >> >> Both boxes are singel core CPUs, AMD64 is a Athlon 3500+, i386 is a HTT enabled P4 at 3.0 GHz. >> >> I do not get any error or system fault, simply this jumping and freezing. >> >> On both systems PREEMPTION is enabled in the kernel, but the problem also occurs without this option. >> >> Any ideas, suggestion, maybe explanations? >> > > Check for interrupt storms (vmstat -i). > > Kris > Already already checked, nothing suspicious ... Oliver