In message <ev5QfGS3JHA.4880@xxxxxx> Jakob Bohm
<jb@xxxxxx> was claimed to have wrote:
Quote:
>I think you are greatly confused here. Just because VMware Inc may be
>offering this feature in their enterprise product does not make it an
>enterprise feature. On the contrary, the ability to run virtual
>machines whose total virtual RAM exceed you physical RAM is very much a
>desktop feature too. A really common case would be running a virtual
>Vista and a virtual XP on a Win7 laptop whose physical RAM size is just
>big enough to run one of the 3, and cannot be easily/cheaply upgraded.
>
>While the VMware ESX micro operating system (it runs on the bare metal
>with no normal Host OS) may use impressive names such as
>"overcommitting" memory; But when running on top of a full featured
>Windows OS, this all translates into simply allowing the virtual RAM to
>be allocated from virtual memory rather than physical memory, and then
>*optionally* adding some extra code to reduce the amount of swapping by
>forcing the Guest OS-es to leave spare memory unused rather than using
>it to "cache" disk I/O.
VMWare Workstation also allows overcommiting of memory, so this isn't an
enterprise-only feature.