On 8/24/23 10:55, Mark Hindley wrote:
> On Wed, Aug 23, 2023 at 08:24:32PM -0700, Marc Shapiro via Dng wrote:
>>>>> What do I need to do to have the above filesystems mounted and
>>>>> populated, so that the system will boot?
>>>> If it is indeed a case of hitting usrmerge, I'd say you need to move
>>>> everything in /dev/mapper/vg1-usr--daedalus to vg1-root--daedalus.
>>>> The stuff below /usr/local/ can stay where it is.
>>> I thought Devuan still did not require usrmerge? Not even in daedalus?
>>>
>>> -- hendrik
>> I thought so, too, but eliminating the separate partition for /usr has
>> solved the issue.
> The issues of usr-merge and /usr on a separate partition are different and
> pretty much unrelated.
>
> Separate /usr partition has not been supported in Debian for many releases
> (Wheezy might have been the last, but I can't immediately lay my hand on a
> definitive source).
>
> Merged usr is the current and disputed transition that is ongoing in Debian at
> the moment. It is an option in Devuan, but is not forced on users at the current
> time.
>
> Mark

I used Debian up through Stretch with a separate /usr partition.

While I successfully mounted once I eliminated the separate partition,
trying to upgrade that copy from Chimaera to Daedalus has not gone
well.  Which suggests that making a copy to be upgraded, as opposed to
upgrading my working system, may have been a good idea.

Marc