shutdown(8): supposed to dismount all FSes?

[Chuck Swiger]

Stefek Zaba wrote:
> Dumb question, which "man 8 shutdown" and cousins (halt, reboot) don't
> seem to answer: is incanting "shutdown" expected to unmount all mounted
> filesystems, even those mounted "interactively" (i.e. not listed in
> /etc/fstab)?

Yes, shutdown is supposed to unmount all of the filesystems cleanly.
However....

> I ask because I managed to embarass myself during a trial install of
> FreeBSDS-5.3RC1 (my first outing with FreeBSD, though I've too many
> years with HP-UX, Debian, RedHat, and recently OpenBSD). I'd mounted
> an ext3 partition for a quick bit of editing (that's where my grub
> config files were), using the built-in ext2fs.

...I recall that there are some issues handling ext2fs filesystems cleanly 
during the shutdown process, which tend to cause them to not be unmounted 
properly.  It's considered a bug.

-- 
-Chuck