Re: dd: /dev/rsd1c: device not configured

mar., 30 nov. 2021, 15:39 Luca Ferrari <fluca1978@gmail.com> a scris:

> Hi,
> I'm trying to install 7.0 in a virtual box machine using full disk
> encryption, following
> <https://www.openbsd.org/faq/faq14.html#softraid>. I've done it on
> real hardware without a problem, but I'm not understanding the error
> in the virtual box machine. In particular, I cannot copy random data
> on the disk before doing the effective encryption.
> This is what I do, after entering the shell at the very first prompt:
>
>
> # sysctl hw.disknames
> hw.disknames=wd0:,cd0:,rd0:7c72fe60b4e2338d
>
> # ls /dev/rsd*c
> /dev/rsd0c
>
> Uhm, why is sd0 there and does not appear in the hw.disknames?
> However, I tried to configure the sd1 device:
>
> # cd /dev
> # sh MAKEDEV sd1
> # dd if=/dev/urandom of=/dev/rsd1c bs=1m
> dd: /dev/rsd1c: device not configured
>
> # ls /dev/rsd1c
> /dev/rsd1c
>
> What am I missing here?
>
> Thnaks,
> Luca
>

Shouldn't you first configure wd0? Create a RAID partition and encrypt it
and then attache it as sd0?

In the FAQ14 section that you mentioned consider sd0 as wd0 and sd1 as sd0.