Re: Filesystem corruption on OpenBSD routers after power outage?

On Wed, Jun 05, 2019 at 05:12:20AM +0000, Roderick wrote:

>
> "-o union" was last in 3.7, disappeared in 3.8. Was there a reason?

It was broken and complicated the filesystem code beyond measure.

-Otto
>
> https://man.openbsd.org/OpenBSD-3.7/mount
>
> Rodrigo
>
> > What also would be practical is a "mount -o union" like in FreeBSD,
> > but unfortunately I do not see it in OpenBSD.
> >
> > Then one could mount a mfs system over a normal one, only to be read.
> >
> > Rodrigo
>