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SubjectRe: [ANNOUNCE] Ramback: faster than a speeding bullet
Hi!

> > Everyone who has write cache turned on for their hard drives is
> > running in a mode similar to ramback anyway (except for when the file
> > system is set to force writes to the platter, but that is rare).
> > Admittedly, software crashes rarely cause the write cache to be lost,
> > but hardware failures do, practically every time.
>
> On the contrary - the hard disk cache is managed by the barrier logic in
> the kernel, and the ordering even on failures is fairly predictable.

Well, not even all modern hdds support barriers... It would be really
nice to have _safe_ settings by default here...

--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html


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