XFS appears to cause strange hang with md raid1 on reboot

[Dave Chinner]

On Wed, Jan 30, 2013 at 09:30:10PM -0500, Tom wrote:
> In a previous message, Dave Chinner wrote:
> >
> > And this says the filesystem is still mounted. Why?
> >
> 
> Good question.
> 
> As mentioned in the CentOS bug report, this is a freshly Kickstarted
> CentOS 5.9 system, staged with minimal packages.
....
> My next email will contain the "sysrq t" output that Ben requested.

Which doesn't tell us why the filesystem was not unmounted. We need
to know why/how the unmount failed to solve the problem, so you'll
need to do some debugging of the unmount to try to work that out...

Cheers,

Dave.
-- 
Dave Chinner
david at fromorbit.com