linuxlite is a great (LXDE/XFCE based) guest os for virtualbox and vmware player since vboxclient tools are preinstalled and you just need to run aptitude install open-vm-tools for vmware workstation player
howto install virtualbox guest additions in a centos 6 vm
# yum groupinstall "Development Tools" # yum install kernel-devel # yum install kernel-headers
vmware has quite a selection of virtual network adapters you can chose from
- vlance (amd pcnet32) nic
- vmxnet 2
- vmxnet 3
see kb.vmware.com/externalId=1001805 for full details
provide a variety of downloads and howto’s to facilitate use of the Xen Virtual Machine Monitor.
Jailtime.org have Linux distributions that can run as Xen guests out of the box, obviating the need to create your own custom filesystems. The filesystems on this site have already been tweaked to deal with Xen’s idiosyncracies, and are also designed to be lightweight and minimally divergent from the original distribution.
There is an OpenVZ live-CD VZ VM server with VZ VM guests (based on CentOS or KNOPPIX) that you can download from http://wiki.openvz.org/Download_live_CD
And there is a quick start guide to read at http://wiki.openvz.org/Getting_started_with_OpenVZ_live_CD