From owner-freebsd-current Tue Aug 21 14:43:33 2001 Delivered-To: freebsd-current@freebsd.org Received: from leviathan.inethouston.net (leviathan.inethouston.net [66.64.12.249]) by hub.freebsd.org (Postfix) with ESMTP id 792CF37B406 for ; Tue, 21 Aug 2001 14:43:23 -0700 (PDT) (envelope-from dwcjr@inethouston.net) Received: by leviathan.inethouston.net (Postfix, from userid 1001) id 2FA1510F42F; Tue, 21 Aug 2001 16:43:27 -0500 (CDT) Date: Tue, 21 Aug 2001 16:43:27 -0500 From: "David W. Chapman Jr." To: Kris Kennaway Cc: current@freebsd.org Subject: Re: Disk I/O problems with -current. Message-ID: <20010821164326.C58026@leviathan.inethouston.net> Reply-To: "David W. Chapman Jr." Mail-Followup-To: Kris Kennaway , current@freebsd.org References: <20010820115207.B1696@tao.org.uk> <20010821125435.G17739@xor.obsecurity.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20010821125435.G17739@xor.obsecurity.org> User-Agent: Mutt/1.3.20i X-Operating-System: FreeBSD 4.3-STABLE i386 Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Tue, Aug 21, 2001 at 12:54:35PM -0700, Kris Kennaway wrote: > On Mon, Aug 20, 2001 at 11:52:07AM +0100, Josef Karthauser wrote: > > I'm having strange problems with -current on a laptop with 64mb of > > memory. Periodically "things go strange" [tm]. > > > > Because of the lack of memory I'm using a fair amount of swap. > > > > Everything runs smoothly up until a point, which seems to depend upon > > not running too many large processes for too long. Then the file system > > grinds to a halt for seconds at a time. Some processes run, and others > > just hang. > > Yes, I see almost exactly the same thing (except that I haven't > noticed any processes which stay running during the freeze -- things > like keyboard and mouse activity in X or the console always freeze). > Mine could well be swap related too, though I have 128MB of memory. > > I really think developers should be made to run -current on an old, > slow, crippled machines so they notice this kind of thing which would > be lost in the noise on their fast machines :-) > Hrm, I'm even seeing this on my thunderbird 1100 with 256mb ram. Sometimes I even get a Bus I/O error when I try to do too much when this happens. I have all kernel debugging options turned off, but I can turn them on if this is something you can debug with gdb. -- David W. Chapman Jr. dwcjr@inethouston.net Raintree Network Services, Inc. dwcjr@freebsd.org FreeBSD Committer To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message