Re: Updating reboot's default

From: Tom Jones <>
Date: Tue, 21 Jun 2022 14:04:47 UTC
On Tue, Jun 21, 2022 at 08:01:58AM -0600, Warner Losh 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 was perplex for a long time why reboot did this and especially when I
was using it to boot test kernels. The current behaviour is not what I
or I think most people expect.

- Tom