On Wed, 2011-03-02 at 19:29 +0200, Rudi Ahlers wrote: > I am busy setting up some XEN servers on a SAN for high availability > and Cloud Computing, and thought it could be cool to setup > virtualization on a CentOS 5.5 Desktop, running on a Core i3 + 4GB > RAM, and use the SAN's storage to see if it could actually be worth my > while to replicate a Cloud Computing setup in the office. And, cause I > got a bit bored waiting for a few RAID-sets to finish initializing. > So, I installed CentOS + KDE, chose the Virtualization package and > used Virtual Machine Manager to setup another CentOS VM inside CentOS > (I only have a CentOS ISO on this SAN, since we don't use Debian / > Slackware / FC / Ubuntu / etc). The installation was probably about > the same speed as it would be on raw hardware. But, using the > interface is painfully slow. I opened up Firefox and browsed the web a > bit. The mouse cursor lagged a bit and whenever I loaded a slow / > large website, it seemed asif the whole VM lagged behind. I have openSUSE 11.3 GNOME desktop instances in VMware ESX... works great and performance is good. > Wouldn't it be nice to run Windows, of for that matter Solaris / > FreeBSD / MAC (graphics designer) / another flavor of Linux / etc > inside your favorite Linux, and access it from the Desktop without too > much trouble? Do this every day from my openSUSE 11.3/GNOME laptop; accessing openSUSE 11.3/GNOME instance on ESX as well as a Windows Vista instance in local VMware Workstation. Works great, performance is good. I only have CentOS instances as servers (all in VMware ESX... and, of course, performance is very good).