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Re: Buster installer on USB searches for CDROM instead of using USB drive

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On Fri, Jul 19, 2019 at 5:15 PM Thomas Schmitt <scdbackup@gmx.net> wrote:

>
> TomK wrote:
> > Since I began using USB flash media for the installation disk, I have
> > always simply downloaded DVD-1.iso, used 'dd' to write it to the USB,
> > booted with it, and installed Debian!
>

Indeed:  I was successful in this way, with both Debian Stretch and Devuan
Ascii.

>
> This should be reported as bug towards package "debian-cd".
>
> You could try this proposal from
>   https://askubuntu.com/questions/671159/bootable-usb-needs-cd-rom


>   Once I get the "Your installation CD-ROM couldn't be mounted..."
>   message and I'm back at the main Ubuntu Server install screen, I
>   simply plugged the USB thumbdrive out, then plugged it in again,
>   and then after pressing the "detect CD" option, I got "The CD-ROM
>   autodetection was successful... The installation will now continue."
>   ... and so the installation continued.
>
> (The other proposals on that page are quite questionable.)
>

+1

>
> If this helps, then i'd bet on a race condition between kernel device
> detection and Debian's search for the filesystem with its favorite
> marker file. (That's how mounting "CDROM" is supposed to work. Afaik
> it is well aware that "CDROM" can be a /dev/sdX rather than a /dev/srX.)
>

I have a system without a CD drive at all.  If I get time over the weekend,
I may try this (including unplug/replug).  (Curiosity may be hard on cats,
but Humans might survive).

Have a nice day :)
>
> Thomas
>

Kenneth Parker

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Thread

Buster installer on USB searches for CDROM instead of using USB  drive TomK <forensic@milwpc.com> - 2019-07-19 22:00 +0200
  Re: Buster installer on USB searches for CDROM instead of using USB  drive mick crane <mick.crane@gmail.com> - 2019-07-19 22:10 +0200
  Re: Buster installer on USB searches for CDROM instead of using USB drive "Thomas Schmitt" <scdbackup@gmx.net> - 2019-07-19 23:20 +0200
    Re: Buster installer on USB searches for CDROM instead of using USB drive Kenneth Parker <sea7kenp@gmail.com> - 2019-07-20 00:20 +0200
    Re: Buster installer on USB searches for CDROM instead of using USB  drive Charlie <taoquester@gmail.com> - 2019-07-20 04:10 +0200
  Re: Buster installer on USB searches for CDROM instead of using USB  drive David Wright <deblis@lionunicorn.co.uk> - 2019-07-20 00:40 +0200

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