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SubjectRe: knfsd


On Fri, 21 Nov 1997, Bill Hawes wrote:

> Steven N. Hirsch wrote:
> > Though I've had very little time for testing this week, I've noticed one
> > consistant problem with knfsd: My exported /usr/src volume on the server
> > shows up as "file system busy" on every shutdown - triggering an annoying
> > (and lengthy, as the disk is a 4.0GB filesystem) fsck on the next reboot.
> > This occurs even when no client has ever mounted the volume! It seems to
> > be a function of simply having it exported, and I never experienced this
> > with the unfsd.
> >
> > Are you seeing this symptom?
>
> Hi Steve,
> When you export a volume, the export list holds a dentry to the fs. If
> the fs is still exported at shutdown, then it will appear busy (it _is_
> busy.) This doesn't cause a fsck on my system, probably because the
> shutdown script forces r/o anything that it can't umount.
>
> It's easy to avoid the problem -- just revoke the exports as an early
> part of the shutdown.

Ah, but how? There doesn't seem to be any option to exportfs for this,
and killing off the lockd and mountd processes didn't do the trick.

Steve



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