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.
chainssh is a shellscript to smplify the ssh login via multiple sshgateways/firewallgateaways. e.g. connect from homehost via sshgateway to a clusternode with one command.
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.
ctl is an extensible application control script. It is a generic script written on ksh to control every kind of application. Control means to start, stop or monitor. The tool is currently used on Solaris environment but it's ready for Linux use as well.
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This script desinged to run in a Master/Master MySql Replication Servers which are Highly Available by Heartbeat. This script keeps MySQL Servers Highly Available by having no single point of failure.