On Tue, May 15, 2012 at 07:52:05AM -0700, Akemi Yagi wrote: > http://bugs.centos.org/view.php?id=5726 > > I think it has to do with shutdown/reboots versus suspend/resume. FWIW, I hit this last week; had shut down the host to do a hardware upgrade (eSATA controller, 12Tb of disks). After I brought the machine back up it all looked good. Until the next morning when "logwatch" reports from a guest complained that ntp had shut down 'cos the time difference was too great. Oops! -- rgds Stephen