Re: lack of raw disk devices

Alan Cox (alan@lxorguk.ukuu.org.uk)
Mon, 5 Jan 1998 22:04:30 +0000 (GMT)

> So you can disable the write caching if you want. There seems some
> dissense whether applications want to disable the read cache as well.

Unusual but specific examples exist and are quite valid. So I don't think
its an item of dissent just a "has anyone got around to submitting Linus
a diff yet".

The main one cited is a two system database sharing the same disk across
both machines. Here read caching is a catastrophe