Re: Updating reboot's default

From: Warner Losh <imp_at_bsdimp.com>
Date: Tue, 21 Jun 2022 19:07:41 UTC
On Tue, Jun 21, 2022, 10:20 AM Rodney W. Grimes <
freebsd-rwg@gndrsh.dnsmgr.net> wrote:

> [ Charset UTF-8 unsupported, converting... ]
> > On Tue, Jun 21, 2022 at 8:01 AM Warner Losh <imp@bsdimp.com> wrote:
> >
> > > 15 or 20 years ago, we talked about changing the default for reboot
> from
> > > 'right now' to being safe shutdown. There were arguments made against
> it
> > > due to tiny appliances and such.
> > >
> > > Time has past, and this oddity has persisted. It's time to revisit that
> > > decision.
> > >
> > > I'd propose that we keep 'fastboot' and 'fasthalt' having the immediate
> > > behavior. However, the 'reboot' command will switch from '-q' behavior
> to
> > > '-r' behavior.
> > >
> > > I'll update the man page, etc to reflect these new defaults. Most of
> the
> > > systems I've been on in the last 10-15 years have had some flavor of
> 'alias
> > > reboot reboot -r' in their login scripts and/or made shell scripts
> that did
> > > this. This will match what everybody else is doing, and will likely
> result
> > > in less astonishment rather than more, even though it changes a
> > > long-standing default behavior.
> > >
> > > Comments?
> > >
> >
> > I slightly misspoke here. I'm proposing we change the default to like
> > 'shutodwn -r' not to re-root the system... Sorry for any confusion.
>
> Retract my prior objection based on reboot -r being a re-root.
>
> BUTT:
> shutdown -r requires an argument of "time"
> And what would the time be?
>
> aka if you alias reboot "shutdown -r", when I type
> reboot I'll end up getting a usage error.
> This is gona cause some confusion, perhaps you
> mean to alias reboot "shutdown -r now"?
>

Yes. It would signal init to start the shutdown right now.

Warner


-- 
> Rod Grimes
> rgrimes@freebsd.org
>