On Fri, Feb 13, 2009 at 09:43:13AM +0000, Stuart Rowan wrote:
> I fetched and installed the linux-image-2.6.26-bpo.1-amd64 package from
> This is the Debian lenny kernel, but backported to etch. It looks to be
> 126.96.36.199 and a few patches. I realise the "and a few patches" sounds bad
> but usually with Debian they are minor things like adding device ids.
> uname -a:
> Linux tigris 2.6.26-bpo.1-amd64 #1 SMP Wed Dec 17 12:18:36 UTC 2008
> x86_64 GNU/Linux
> We do the following as part of our backup script:
> mkdir -p /tmp/dev/data/home-xfs; /usr/sbin/xfs_freeze -f /home ;
> /sbin/lvcreate -s -L 20G -n snap-shot /dev/data/home-xfs ;
> /usr/sbin/xfs_freeze -u /home && mount -o nouuid,ro /dev/data/snap-shot
> (rsync the snapshot offsite)
> umount /tmp/dev/data/home-xfs ; /sbin/lvremove -f /dev/data/snap-shot
> The umount, intermittently, of this ro filesystem hangs until a reboot
> as below.
Any chance you could capture the output of dmesg after an
echo t > /proc/sysrq-trigger
to see where it hangs exactly?