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From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl>
To: Geoff Fritz <gfritz@gmail.com>
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Cc: "John ." <comp.john@googlemail.com>, freebsd-questions@freebsd.org
Subject: Re: please recommend a disk-exercising program?
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>
> It's not like the badblocks command is particularly speedy, either.  I imagine
> that *any* thorough drive test would take a long while given today's typical
> drive size.
>
ca 2 hours on 500GB disk with bs=1m