Re: Efficacy of xts over 1TB

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On Mon, 2010-07-26 at 23:01 +0200, Arno Wagner wrote:
> On Mon, Jul 26, 2010 at 10:47:43PM +0200, Christoph Anton Mitterer wrote:
> > On Mon, 2010-07-26 at 10:53 +0200, Arno Wagner wrote:
> > > > Well but as far as I understand, this means that the same IV could be
> > > > used in multiple sectors (after the 32bit), right?
> > > Err, no? That would be "after 64 bit".
> > 
> > Uhm why? If we have 64, bits but the upper 32 are masked 0 as far as I
> > understood... ?
> 
> For plain. Not for plain64, i.e. plain is plain 64 with 32 bits 
> masked and plain64 is full 64 bits.
Yeah that's what I meant,.. did I write plain64?

 
> > > If you go over 64 bit sector numbers, definitely. However it is
> > > hard to quantify how large this impact would be.
> > But 64bit 512byte sectors would allow us a ~9,4 ZB device, right? So
> > that is unlikely to happen the next... say 3 years or so ;)
> 
> I hope so ;-)
Well depends.... if I'm the one inventing such a storage device,... I'd
hope not ;)


Cheers,
Chris.

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