From owner-freebsd-current Thu Apr 4 12:48:00 1996 Return-Path: owner-current Received: (from root@localhost) by freefall.freebsd.org (8.7.3/8.7.3) id MAA29074 for current-outgoing; Thu, 4 Apr 1996 12:48:00 -0800 (PST) Received: from GndRsh.aac.dev.com (GndRsh.aac.dev.com [198.145.92.241]) by freefall.freebsd.org (8.7.3/8.7.3) with SMTP id MAA29063 for ; Thu, 4 Apr 1996 12:47:51 -0800 (PST) Received: (from rgrimes@localhost) by GndRsh.aac.dev.com (8.6.12/8.6.12) id MAA07198; Thu, 4 Apr 1996 12:45:18 -0800 From: "Rodney W. Grimes" Message-Id: <199604042045.MAA07198@GndRsh.aac.dev.com> Subject: Re: tty-level buffer overflows - what to do? To: root@deadline.snafu.de (Andreas S. Wetzel) Date: Thu, 4 Apr 1996 12:45:17 -0800 (PST) Cc: jgreco@brasil.moneng.mei.com, nate@sri.MT.net, current@FreeBSD.org In-Reply-To: from "Andreas S. Wetzel" at "Apr 4, 96 09:30:29 pm" X-Mailer: ELM [version 2.4ME+ PL11 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-current@FreeBSD.org X-Loop: FreeBSD.org Precedence: bulk > Hi! > --- > > Joe Greco writes: > > ] > With 2 lines going full blast (sup updates!) I see *NO* overflows on my > ] > box. Again, my box is running with about 6MB of free memory all the > ] > time, so I rarely hit the disk, but I've done compiles on the machine to > ] > upgrade software with no noticeable degradation of serial speed. > ] > However, I do no paging at all, so my disk is mostly idle even during > ] > compiles. > ] > ] Run "du /" and watch your serial comms get choppy :-/ > > I coupled the two modems and did a "ls -Rl /" several times. Seemed ok. ls -Rl / spent most of it's time doing console output, try something more aggresive: find / >/dev/null du -s / tar cf /dev/null / -- Rod Grimes rgrimes@gndrsh.aac.dev.com Accurate Automation Company Reliable computers for FreeBSD