getting garbage faster using FreeBSD?

Philipp Ost pj at
Tue Feb 20 14:28:57 UTC 2007

Volker wrote:
> For my dentist I'm currently in the process of destroying some tape
> cartridges (SLR7) and also two hard disks (147G SCSI).


> Is there any chance to speed up /dev/random? Would a hifn
> accelerator card help here to get FreeBSD produce garbage faster?
> As there is medical data on all media I really need garbage
> (/dev/zero wouldn't be enough for data security as this might get
> recovered).

You could use DBAN [0] to wipe the data, at least on the disks ;) That 
also takes some time (depends on the method you choose) but it's worth it...



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