Subject: Re: Two Upgrade Questions
To: Michael L. VanLoon -- HeadCandy.com <michaelv@HeadCandy.com>
From: John F. Woods <jfw@ksr.com>
List: tech-kern
Date: 11/03/1994 17:14:36
> > - Can I safely turn on the chip and board-level caches, now that it'll
> > be an Intel 486DX2 chip, instead of a Cyrix 486DLC?
> > (Wary of reactivating the filesystem decay we were having)
> Probably, yes. It depends on how well designed your motherboard is.
> Most modern motherboards have decent cache circuitry, so you shouldn't
> have any problem. Some really cut-rate motherboards, however, skimp
> on things and may cause you problems -- it just depends on how well
> designed your motherboard is. The only way to tell is to turn all the
> caching on and try it. If you have write-back cache and you get
> problems, you might have to change it to write-through.
For reference, my motherboard appears to have a defective cache implementation.
(Although I recently ran, with no ill effects, for an entire day with the
cache accidently left on after playing DOOM under DOS... :-) It has an "SiS"
chipset, whoever that is.