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Wiping disks

shred

Quick shed (seems to be much faster than a quick wipe):

time shred -v -n1 /dev/sda

~1,5h for a 230 GB disk attached over USB.

Wipe

Gives an ETA

Quick wipe:

time wipe -q -Q 1 /dev/sda

ETA 2d for 230 GB disk attached over USB.