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Bug#721360: debian-installer: warn that blockdev-wipe can be very slow



Ben Hutchings <ben@decadent.org.uk> (2013-09-01):
> I have to wonder why this is so slow.  We should be able to write about
> 100 MB/s sequentially to a recent HD, so 750 GB would take about 2 hours
> and not 36 hours.
> 
> Is encryption really that expensive, and if so can we fix this by adding
> accelerated crypto drivers to d-i (such as aesni_intel)?

I have no particular clue about that (except the few times I used it it
really felt slow, but then that was with low end laptops, so I wasn't
expecting anything speedish); but the idea of adding accelerated crypto
stuff to d-i would seem like a nice idea if that indeed helps.

Mraw,
KiBi.

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