> From Neil's comment in the blog entry that you
> referenced, that sounds *very* dicey (at least by
> comparison with the level of redundancy that you've
> built into the rest of your system) - even if you
> have rock-solid UPSs (which have still been known to
> fail).  Allowing a disk to lie to higher levels of
> the system (if indeed that's what you did by 'turning
> off cache flush') by saying that it's completed a
> write when it really hasn't is usually a very bad
> idea, because those higher levels really *do* make
> important assumptions based on that information.

I think the point of dual battery-backed controllers is that
data should never bet lost.  Perhaps I don't know enough.
Is it that bad?
 
 
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