Wilfully dirtying a filesystem

Ceri Davies ceri at submonkey.net
Thu Aug 17 19:12:32 UTC 2006

On Thu, Aug 17, 2006 at 08:15:11PM +0200, Daniel Gerzo wrote:
> Hello Ceri,
> Thursday, August 17, 2006, 6:55:08 PM, you wrote:
> > I have a system on which /usr is slightly hosed, but not badly enough
> > for it to fail a preen fsck.
> > I cannot easily get to single-user on this machine, so is there a good
> > way for me to dirty the filesystem just enough to force "fsck -p" to
> > fail (yanking power also difficult)?  "umount -f /usr; reboot" doesn't
> > seem to work...
> I have been told maybe a week ago that umount -f is badly broken and
> might lead to the deadlock, therefore I would avoid using it :)

Sounds ominous!

That must be wonderful!  I don't understand it at all.
                                                  -- Moliere
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