On 2020-06-01, Justin Noor <justinnoor.io@gmail.com> wrote:
> Has anyone ever filled a 4TB disk with random data and/or zeros with
> OpenBSD?
Yes.
> How long did it take?
I don't remember. Hours.
At a plausible 100 MB/s write speed it will take 11 hours.
> What did you use (dd, openssl)? Can you share the command that you used?
# dd if=/dev/random of=/dev/rsd1c bs=64k # random data
# dd if=/dev/zero of=/dev/rsd1c bs=64k # zeros
Take care to pick the proper device corresponding to the drive you
want to overwrite.
--
Christian "naddy" Weisgerber naddy@mips.inka.de
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