Barton Robinson is CEO and CTO of Velocity Software. Barton is a regular speaker on z/VM and Linux on System Z performance topis at SHARE, CMG, IBM and GSE Conferences worldwide. With 30 years of experience with z/VM performance, Barton is heavily involved in performance research to understand how to make Linux run most effectively on z/VM. This research also includes being a participant in many of IBM's Linux on z/VM Redbook residencies, as well as working with hundreds of installations on their performance problems. Barton is the cheif architect of zVPS, Velocity Software's product suite for z/VM and Linux on System Z performance measurement, accounting & chargeback and capacity planning.