In some instances, the concept of performing system maintenance carries a negative connotation. Fortunately, the efforts required in responding to poorly designed systems are only a part of the overall maintenance function. Maintenance efforts for any system application can be initiated by several conditions. Management has decided to perform a new function on the current system. An existing application has been evaluated as being inefficient or ineffective.
Users request enhancements to a current system by requesting new functions or outputs.
Operational or data problems reported by system users. Enhancements to the operating system necessitating modifications to applications software. This manual addresses the process that should be undertaken in response to an occurrence of any of the above instances. This document is part of OIRM's Software Management Guidance series. This document will serve as the primary guidance for directing operations and maintenance efforts.