On Sat, Jul 25, 2009 at 11:26:25 +0200, yarkot no-reply-gw@fcp.surfsite.org wrote:
I don't know if this will help - The "barrier based sync failed on dm-0:8" is I think a symptom of something else.
Most of the device mapper block devices can't handle barriers. It's normal to get a message like that if you enable barriers at the file system level and one of the underlying block devices doesn't support them.