Big (IT) data

This document summarizes how information technology (IT) infrastructure and operations have changed from expensive and slow on-premise systems to cheaper and faster cloud-based systems. It notes that IT used to require renting and maintaining thousands of servers, but now services allow provisioning servers quickly and returning them just as fast. Where systems used to support small numbers of users, they now must scale to massive "web scale." Tool usage has proliferated from using just a few tools to manage dependencies to using many different monitoring and analytics tools. Delivery cycles have accelerated from biannual releases to continuous delivery. It promotes a next-generation monitoring solution to help development and operations teams address these modern cloud-era challenges through data aggregation, correlation, collaboration