Re: Data integrity built into the storage stack
From: Pavel Machek
Date: Tue Sep 01 2009 - 08:44:21 EST
> I do agree that we do have to be more prepared for collateral damage
> scenarios. As we discussed at LS we have 4KB drives coming out that can
> invalidate previously acknowledged I/Os if it gets a subsequent write
> failure on a sector. And there's also the issue of fractured writes
Hmmm, future will be interesting.
'ext3 expects disks to behave like disks from 1995' (alarming).
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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