2015-05-24 22:33 GMT+02:00 Garrett Cooper <yaneurab...@gmail.com>:

> On May 24, 2015, at 6:33, Ranjan1018 . <21474...@gmail.com> wrote:
> > On my laptop running r283297, after the message “All buffers synced.” and
> > before “Uptime: …..” it takes more than 55 seconds.
> Not a lot of info here to diagnose your issue...
> - What happens if you hit control-t, i.e. what wait channel does it print
> out?
> - What filesystems do you have mounted (fuse, NFS, UFS, ZFS)?
> - What’s your root media (SSDs, SATA/PATA hard drives, etc)?
> Thanks..

Solved !

The slow shutdown is caused by some remote smbfs shares mounted via
openvpn: the remote drives are unmounted after the openvpn daemon
termination, this induces some long timeout. The solution is to unmount the
smbfs shares in a shutdown script before the openvpn daemon termination. I
have discovered this issue with this ‘dirty’ patch that displays  the
unmounted fs at shutdown:


With this patch shutting down my laptop appear as:


For testing the the patch apply it in /sys/kern, rebuild and install the

Set the new OID:

# sysctl kern.shutdown.show_umountfs=1

Halt the system:

# shutdown -h now


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