Date: 01 Jul 1999 19:27:16 -0400 From: Arcady Genkin <a.genkin@utoronto.ca> To: Guy Helmer <ghelmer@scl.ameslab.gov> Cc: "M. L. Dodson" <bdodson@beowulf.utmb.edu>, Arcady Genkin <a.genkin@utoronto.ca>, freebsd-questions@freebsd.org Subject: Re: FreeBSD is painfully slow on my 486 Message-ID: <879090rlwr.fsf@main.wgaf.net> In-Reply-To: Guy Helmer's message of "Thu, 01 Jul 1999 17:06:50 -0500" References: <Pine.SGI.4.10.9907011656050.19092-100000@demios.scl.ameslab.gov>
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Guy Helmer <ghelmer@scl.ameslab.gov> writes: > I noticed a severe slowdown on some 486's after adding more memory. In > particular, one 486 with 16MB RAM running FreeBSD 2.x slowed to crawl when > I added 4MB of RAM. I seem to remember a similar slowdown when going from > 16MB to 32MB of RAM on a similar 486 running Netware 3.11. In both cases, > I suspect that the level two cache implemented on the motherboard was only > able to cache the lower 16MB of RAM. So, I tend to suspect the cache in > your case. > > Is the 486 an Intel, or another brand? There are a couple of Cyrix kernel > config options that have to do with cache (see the LINT config file). It's an Intel DX4. But the way you explain it should make no difference what OS runs the computer -- it should be just as slow under Linux as it is under FBSD, right? But this isn't the case here. :^| -- Arcady Genkin "... without money one gets nothing in this world, not even a certificate of eternal blessedness in the other world..." (S. Kierkegaard) To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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