Date: Fri, 5 Apr 1996 11:56:18 -0600 (CST) From: Joe Greco <jgreco@brasil.moneng.mei.com> To: bde@zeta.org.au (Bruce Evans) Cc: jgreco@brasil.moneng.mei.com, root@deadline.snafu.de, current@FreeBSD.ORG Subject: Re: tty-level buffer overflows - what to do? Message-ID: <199604051756.LAA04875@brasil.moneng.mei.com> In-Reply-To: <199604050309.NAA13560@godzilla.zeta.org.au> from "Bruce Evans" at Apr 5, 96 01:09:00 pm
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> >What kind of drives? IDE drives bite, particularly if they are being used > >at the same time as the serial port... etc, etc. > > IDE drives have no affect on the operation of the serial unless they > are so slow that the system spends too much of its time in the kernel. > Bus-hogging SCSI controllers bite. It has been my observation that IDE drives DO tend to affect the operation of serial I/O, at least during heavy I/O periods. Small-memory systems tend to spend much more time doing "heavy I/O" (swapping), in my experience, this is just one reason I put 8MB in even my smallest machines these days. ... Joe ------------------------------------------------------------------------------- Joe Greco - Systems Administrator jgreco@ns.sol.net Solaria Public Access UNIX - Milwaukee, WI 414/546-7968
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