SAN JOSE, Calif.--(BUSINESS WIRE)--Virtual Instruments, the leader in Infrastructure Performance Management (IPM) for diverse computing environments, today announced that M1 Limited (M1), a Singapore-based communications provider serving nearly 2 million customers, has implemented Virtual Instruments as a Service (VIaaS). By leveraging this IPM platform, M1 is able to ensure optimal customer experiences by maximizing performance and availability of business critical applications. At the same ti