We had a similar challenge. My advice would be to leave all the filesystems as is - and add the 'sync' flag.
It slows down disk access - but makes the filesystem resilient to power outages. See sync option - https://man.openbsd.org/mount On Tuesday, 29 November 2022 at 09:03:28 am AWST, Yoshihiro Kawamata <k...@on.rim.or.jp> wrote: Hi, In the case of CPE, I do not think that programs will be added or removed after the start of operation, so I think that the following partition can be mounted as read-only to reduce the impact of power failure. /bin /sbin /usr /usr/local (with wxallowed) For the rest, you can just mount them with mfs in conjunction with persistent storage. Yoshihiro Kawamata https://fuguita.org/
