Ruslan Sivak <russ at vshift.com> writes: > Tom Lanyon wrote: > > On 24/06/2008, at 9:08 AM, Luke S Crawford wrote: > >> We were discussing memory limits of the free (as in beer) closed source > >> citrix xensource product- limits are added to the free product in order > >> to encourage people to upgrade to the more expensive products. > > From what I understand, Citrix does provide source to their product, > so other then licensing, how is it different from open source? like most of the dual-licensed products, if you pay you get support, and a nice GUI admin tool. The Citrix XenSource product has another advantage that is worth paying for: Paravirtualized windows drivers- Citrix/XenSource will provide you with stable paravirt disk and network drivers. Very important things, if you plan on doing serious work with your windows guest. Of course, I'm all *NIX, so yeah, for me there isn't much difference. But if you are running windows, Citrix/XenSource provides some compelling value.