From owner-freebsd-current Wed Feb 23 8: 6:44 2000 Delivered-To: freebsd-current@freebsd.org Received: from sabre.velocet.net (sabre.velocet.net [198.96.118.66]) by hub.freebsd.org (Postfix) with ESMTP id BA9AD37B79D for ; Wed, 23 Feb 2000 08:06:41 -0800 (PST) (envelope-from dgilbert@velocet.ca) Received: from velocet.ca (trooper.velocet.net [216.126.82.226]) by sabre.velocet.net (Postfix) with ESMTP id 48B87137FC9; Wed, 23 Feb 2000 11:06:37 -0500 (EST) Received: (from dgilbert@localhost) by velocet.ca (8.9.3/8.9.3) id LAA36095; Wed, 23 Feb 2000 11:06:56 -0500 (EST) (envelope-from dgilbert) From: David Gilbert MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <14516.1439.654452.424962@trooper.velocet.net> Date: Wed, 23 Feb 2000 11:06:55 -0500 (EST) To: Nick Sayer Cc: David Gilbert , freebsd-current@freebsd.org Subject: Re: Wierd AMD panics caused by VMWare? In-Reply-To: <38B40262.FC4EEDD0@quack.kfu.com> References: <14515.59795.632514.748870@trooper.velocet.net> <38B40262.FC4EEDD0@quack.kfu.com> X-Mailer: VM 6.75 under 20.4 "Emerald" XEmacs Lucid Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG >>>>> "Nick" == Nick Sayer writes: Nick> The only thing I would add is that by AMD I didn't mean Advanced Nick> Micro Devices. I meant /usr/sbin/amd. In my case this behavior Nick> has been observed on a Pentium III and on a K7, so it's CPU Nick> independent. Nick> The common denominator seems to be that the machine has to be Nick> very active. VMware stresses the vm system quite a bit (64M of Nick> shared memory with multiple processes digging around, etc). A Nick> very busy web server is going to do a lot of context switching Nick> (I think?). In that situation, it appears that the stack is Nick> being smashed. Nick> I tried insulating the code where my machines go nuts inside of Nick> splhigh() / splx(), but it didn't help. Nick> Is your machine running the automounter? No... but someone sent me some patches that deal with file descriptor coruption that may (or may not) solve my problem. It at least sounds plausable. Dave. -- ============================================================================ |David Gilbert, Velocet Communications. | Two things can only be | |Mail: dgilbert@velocet.net | equal if and only if they | |http://www.velocet.net/~dgilbert | are precisely opposite. | =========================================================GLO================ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message