Article View: comp.sys.atari.st
Article #40846Re: disk caches for 1040ST
From: Atari-ST Software
Date: Wed, 14 Feb 1990 09:53
Date: Wed, 14 Feb 1990 09:53
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In article <BAMMI.90Feb12234717@dsrgsun.ces.CWRU.Edu> bammi@dsrgsun.ces.CWRU.Edu (Jwahar R. Bammi) writes: >In article <3561@tahoe.unr.edu> mikew@wheeler (Mike Whitbeck) writes: >> I also tried dcache (Dijkstra). I believe it only caches read >> buffers and not write. I would like to cache both read/write >> operations (floppy and hard disks) and have control over >> flushing the buffers (e.g. a 'sync' command). > Dcache does all of the above. (sync via 'dcache =f' if i remember >correctly, or via the supplied ACC). It can optionally *not* write >through. Correct. However if you want to use dcache on a floppy you have to be careful (the manual also warns for this): - Don't change floppies without 'invalidating' and syncing the cache for a floppy. - Formatting a floppy from the desktop with a cache for the floppydrive turned on fails.
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!clyde.concordia.ca!uunet!mcsun!hp4nl!ruuinf!praxis!atari From: atari@praxis.cs.ruu.nl (Atari-ST Software) Newsgroups: comp.sys.atari.st Subject: Re: disk caches for 1040ST Message-ID: <2436@ruuinf.cs.ruu.nl> Date: 14 Feb 90 09:53:03 GMT References: <3561@tahoe.unr.edu> <BAMMI.90Feb12234717@dsrgsun.ces.CWRU.Edu> Sender: news@ruuinf.cs.ruu.nl Lines: 20