On 15 Apr 2008, at 11:40, Hamilton, David (TSG C&I) wrote:
> I have a Fedora 8 server running VMWare server and have a problem
> with the time in one of my VMs.
> I run a WinXP VM for certain tasks which I don't like the Linux
> tools for.
> This guest was running fine, as far as I know anyway, but a bit
> slow, so I changed it to having 2 CPUs.
> The time on the VM now runs in double time, so the drift is
> somewhat spectacular.
> I do have the 'stnc time with host' option set, but I don't know
> how often that kicks in.
> Has anyone had this kind of behaviour?
> Any ideas on a fix?
I have spent quite some time on VM time keeping recently. Time
keeping in VMs is tricky and is the subject of much discussion.
http://www.vmware.com/pdf/vmware_timekeeping.pdf is quite
comprehensive, and I think specifically mentions the dual CPU problem.
Niall
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