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Date: Tue, 15 Jan 2013 17:03:14 +0200
From: Alan McKinnon <alan.mckinnon@gmail.com>
To: gentoo-user@lists.gentoo.org
Subject: Re: [gentoo-user] /home doesn't umount on shutdown
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On Tue, 15 Jan 2013 06:44:11 -0600
Dale <rdalek1967@gmail.com> wrote:
> Alan McKinnon wrote:
> > On the rare occasion when I reboot or shut this laptop down, it
> > continually and consistently gets stuck on one of the final steps,
> > to umount /home
> >
> > The process never proceeds beyond that point (as /home is always
> > fsck'ed on next startup). I can't see any logs as syslog has already
> > been shut down at this point, and it happens whether I shutdown as
> > root from the console or by using the KDE widget.
> >
> > /home here is on LVM
> >
> > I could probably debug this easily enough if I could determine how
> > the shutdown sequence is ordered, or get a verbose output. But
> > sadly, my fu for such stuff has run out.
> >
> > Anyone got pointers on where to start poking around?
> >
> > [I'm not looking for solutions, I'm unlikely to get those right off
> > the bat, just looking for pointers atm]
> >
> >
> >
>
> I would do a 'rc single' then use lsof for /home to see what if
> anything is still going on. I think with openrc, when you go to
> single user it unmounts about everything, tho this could have changed
> since it has been a while since I went to single user. Oh, I have
> had issues going from single user back to default mode. It just
> doesn't work right. So, be ready to reboot if needed.
>
> I ran into a weird issue one time a long time ago. It turned out it
> was the order I had them in fstab. I think I had /usr/portage
> above /usr so as it went down the file, it was trying to
> mount /usr/portage then trying to mount /usr. I thought it rather
> odd, maybe a bug even, but changing the order made it work. Do you
> maybe have something in a odd order in fstab?
>
> Well, it's early and I am still half asleep. Hope that helps. Going
> back to bed. To wet to go hunting this morning, sleeting too.
> Brrrrrr!
LABEL=BOOT /boot ext2 noatime 1 2
LABEL=ROOT / ext4 noatime,discard 0 1
LABEL=KHAMUL-500G-HOME /home ext4 noatime 1 2
LABEL=SWAP swap swap sw 0 0
/dev/cdrom /mnt/cdrom auto noauto,ro 0 0
/dev/fd0 /mnt/floppy auto noauto 0 0
shm /dev/shm tmpfs size=75%,rw,nosuid,nodev,exec,relatime 0 0
//10.1.249.2/alanm /mnt/quasar cifs noauto,user,credentials=/home/alanm/.credentials/quasar,defaults 0 0
172.20.0.3:/mnt/data/media /mnt/media nfs noauto,user,rw,defaults 0 0
mtpfs /mnt/galaxy fuse user,noauto,allow_other 0 0
quasar and media are two shares (one at work one at home) that I use all the time, one or both are almost always mounted.
But they don't seem to affect the shutdown at all - /home hangs whether I'm at work or at home and whether the NFS share is accessible or not
>
> Dale
>
> :-) :-)
>
--
Alan McKinnon
alan.mckinnon@gmail.com