getting garbage faster using FreeBSD?

Christopher Arnold chris at
Tue Feb 20 14:23:19 UTC 2007

On Mon, 19 Feb 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).
> The tape sits there since 48 hours writing a block of data every
> other minute and still didn't fill up the tape completely. The
> system this is running on is a P-4 3GHz machine using FreeSBIE 2.0
> (6.2-RELEASE based).
> I suspect this to be a slow /dev/random.
> 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).
As a quick (slow?) fix, couldn't you just fill the disks with random data 
and then dump that data to your tapes?



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