Question about forcing fsck at boottime

[RW]

On Tue, 31 Mar 2009 17:36:32 +0200
Mel Flynn <mel.flynn+fbsd.questions at mailing.thruhere.net> wrote:

> On Tuesday 31 March 2009 14:24:11 RW wrote:
> > On Tue, 31 Mar 2009 08:15:54 +0200
> >
> > Mel Flynn <mel.flynn+fbsd.questions at mailing.thruhere.net> wrote:
somebody please point me in the right direction ?
> > >
> > > fsck -p is done by default (meaning, filesystems are not fully
> > > scanned if they are marked clean). If pruning fails,
> > > background_fsck is checked, which will work on UFS systems with
> > > soft updates, but is not recommended by many as it may leave some
> > > errors unchecked.
> >
> > I don't think that's quite right,  fsck -p is only done if
> > background_fsck=NO, otherwise an fsck -pF is done instead. The
> > latter does an fsck -p on filesystems that aren't eligible for
> > background checking - usually root and any none UFS filesystems.
> 
> As far as I can tell, -F -p skips clean disks (-p) and defers to
> background when possible, though the manpage doesn't exclude your or
> my theory. ENOTIME to check the source.

I wouldn't dispute that clean filesytems are skipped, it's just that you
seemed to be implying that every filesystem gets a foreground fsck -p.