On Jan 9, 2008 7:41 AM, Luke Dudney <listmail at lukedudney.com> wrote: > At least, that is the theory. Empirically, using the vmware tools time > sync feature will push a slow VM's clock forwards, but it won't push a > fast clock backwards. I'm yet to see a "best practice" for ensuring > proper time synchronisation within VMware VMs, but for now, NTP seems > the best option. > > cheers > Luke A note by Johnny Hughes in http://bugs.centos.org/view.php?id=2189 (comment 6644): "As a side note ... if the clock GAINS (runs to fast) time you should be able to fix it with this: http://kb.vmware.com/kb/1591 (by setting the correct host.cpukHz) and vmware tools should adjust a clock that is too slow. Also see this blog entry concerning host.cpukHz: http://blog.autoedification.com/2006/11/vmware-guest-clock-runs-fast.html " Akemi