I'd suggest using simH to load in UNIX 6 / 7 or BSD (assuming there an RL02
BSD image(s)) onto a the PDP 11/? closest to what you have in actual
hardware.  Emulate a system with RL02s attached.

Using this method I have been able to build UNIX 6 onto RL02 media using
the directions I found from gunkies.org.  I then used PDPGUI to copy the
emulated disks to actual disks.  PDPGUI has tools to build actual RL02
disks from RL02 images.  You have to have patience and functional
hardware....  Getting the build running on simH is very useful, helps save
time.  You only move the disk pack once you're sure it's working in simH
first.

Bill

On Wed, Aug 2, 2017 at 7:12 PM, Aaron Jackson via cctalk <
[email protected]> wrote:

> > From: cctalk [[email protected]] on behalf of Aaron Jackson
> via cctalk [[email protected]]
> > Sent: Wednesday, August 2, 2017 2:32 PM
> > To: [email protected]
> > Subject: 2.11BSD on two RL02 drives? Probably not, but...
> >
> > Hi all,
> >
> > I will soon be getting a PDP-11/73 with 1MB of RAM, an RLV12 and DEQNA
> > controllers. I already have two RL02 and packs (which need a clean),
> > with thanks to Dave Wade on this list.
> >
> > Ideally I would like to run 2.11BSD, on two RL02 drives, I'm not sure
> > this is going to be possible. Does anyone know/think otherwise? Maybe by
> > removing *many* unnecessary and running strip on any binaries left from
> > my destruction? Ignoring spare for the user, for the time being...
> >
> > If not, what other UNIX options are there which I will be able to use,
> > supporting the DEQNA and running on two RL02 drives?
> >
> > Input much appreciated.
> >
> > Thanks,
> >
> > Aaron.
> > ___________________________________________
> >
> > Ultrix-11 works just fine on two RL02's.
> >
> > bill
>
> Hi Bill,
>
> Thanks for the suggestion. I dismissed Ultrix without much thought
> unfortunately, but I actually see some pre-built images for two RL02
> drives which should get me going.
>
> For anyone who is interested in my 2.11BSD progress: I managed to get it
> to under 12MB, 8MB of which are in /usr. So, it is possible, the system
> works, but I am left with no /usr/src, /usr/man, /usr/doc, /usr/dict. It
> can compile stuff, it boots, but man pages are always nice to have.
>
> Thanks,
>
> Aaron.
>

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