These are 2 OS definitions and a scheduler script that are designed for the full virtualization of linux and windows systems on Ganeti.
They works good on my KVM-based production environment and provides all that you need in order to create, backup and restore instances.
Note: I was told that it works pretty good even under XEN hypervisor.
SDI is a simple and scalable system to Diagnose Instantly huge (and small) networks. It provides a way to run diagnose scripts at hosts or any other kind of script [such as a DEE], also creates a webpage containing all informations summarized.
The program `pexec` executes parallely the given command or shellscript on the local host or on remote hosts, while some of the execution parameters, namely the redirected standard input, output or error and environmental variables can be varied.