That asset also had two hours of unplanned downtime because of a breakdown, and eight hours of downtime for weekly PMs. Monitoring and measurement of availability must consider both the component view (through events and alerts) as well as the customer view (based on complaints and usage patterns). Define the frequency and scope of preventative maintenance. When you translate this example to a facility that relies on producing things, you can see how important system availability can be. If a piece of equipment isn’t available at the right times, it can mean more than just a late dinner — it can mean late orders, missed shipments, broken contracts, upset customers, and lost money. Maintainability The ability of a service, component or CI to perform its agreed function when required. It is one of three Information Security pillars under the C.I.A. The Gartner Magic Quadrant for ITSM is the gold-standard resource helping you understand the strengths of major ITSM software vendors, insights into platform capabilities, integration opportunities, and many other factors to determine which solution best fits your needs. Availability Management (ITIL V3) is tightly bound with other ITIL processes. Availability Manager role is the Process Owner of Availability Management Process.