Resource Video Pittsburg State University saves over 6 figures a year with Commvault Distributed Storage Pittsburg State University saves over 6 figures a year with Commvault Distributed Storage Pittsburg State University (PSU) is located in the heart of Tornado Alley in the Midwest. An F5 tornado in nearby Missouri prompted them to reconsider their data protection and infrastructure availability strategy. PSU eventually deployed a three-site VMware cluster using Commvault Distributed Storage that significantly increased its resiliency and survivability, while delivering a payback on its investment in less than 13 months.