http://blogs.msdn.com/jaybaz_ms/archive/2007/10/17/windows-home-server-on-a-virtual-machine.aspxHere at Microsoft, when we talk about Windows Home Server, one of the things that comes up pretty often is a question about hosting WHS in a virtual machine under Virtual Server. Most often people want this because they already have one always-on machineen-USCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.msdn.com/jaybaz_ms/archive/2007/10/17/windows-home-server-on-a-virtual-machine.aspx#5502244Thu, 18 Oct 2007 04:04:09 GMT91d46819-8472-40ad-a661-2c78acb4018c:5502244 Windows Home Server Virtually - Windows Observer<p>PingBack from <a rel="nofollow" target="_new" href="http://www.windowsobserver.com/2007/10/17/windows-home-server-virtually">http://www.windowsobserver.com/2007/10/17/windows-home-server-virtually</a></p>http://blogs.msdn.com/jaybaz_ms/archive/2007/10/17/windows-home-server-on-a-virtual-machine.aspx#5505852Thu, 18 Oct 2007 11:40:38 GMT91d46819-8472-40ad-a661-2c78acb4018c:5505852Yuriy Zaytsev [MS]<p>And few more hints:</p> <p>Use SCSI virtual drives; if you attach VHD as IDE drive there's a limit of 127Gb on VHD size - no such limits for SCSI</p> <p>WHS can live in as little as 300Mb RAM virtual machine (provided you're not using web access - this will require more). It's better however to give around 1G RAM for setup phase (otherwise installation could take quite a long time) and lower RAM allocation once WHS is up and running</p>