VSphere is here &amp; with it comes VMware Fault Tolerance! Absolutely fantastic technology that everyone should check out.

Maximize uptime in your datacenter and reduce downtime management costs by enabling VMware Fault Tolerance for your virtual machines. VMware Fault Tolerance, based on vLockstep technology, provides zero downtime, zero data loss continuous availability for your applications, without the cost and complexity of traditional hardware or software clustering solutions.

    * Reduce IT costs and improve flexibility with server consolidation
    * Decrease downtime and improve reliability with business continuity and disaster recovery
    * Increase energy efficiency by running fewer servers and dynamically powering down unused servers with our green IT solutions

Super hot stuff. Check this link for a <a href="http://download3.vmware.com/vdcos/demos/FT_Demo_800x600.html">video</a>. (not to be missed)

