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Service management practices: examples are: Service-level management, Availability management and Capacity and performance management; Technical management practices: including three practices: Deployment management, Infrastructure and platform management and Software development and management.
A service desk is a primary IT function within the discipline of IT service management (ITSM) as defined by ITIL. It is intended to provide a Single Point of Contact (SPOC) to meet the communication needs of both users and IT staff, [7] and also to satisfy both Customer and IT Provider objectives.
ISO/IEC 20000 is the international standard for IT service management.It was developed in 2005 by ISO/IEC JTC1/SC7 and revised in 2011 and 2018. [1] It was originally based on the earlier BS 15000 that was developed by BSI Group.
The IT Service Management Forum (itSMF) is an independent, international, not-for-profit organization of IT service management (ITSM) professionals worldwide. [1] Around the operation of IT services the itSMF collects, develops and publishes best practices, supports education and training, discusses the development of ITSM tools, initiates advisory ideas about ITSM and holds conventions.
In the service level management area, performance engineering is concerned with service level agreements and the associated systems monitoring that serves to validate service level compliance, detect problems, and identify trends. For example, when real user monitoring is deployed it is possible to ensure that user transactions are being ...
Lead supplier as service integrator: One of the clients's existing service providers is responsible for service integration in addition to its original service delivery responsibilities. External service integrator : An independent third-party company is responsible for service integration without additional service delivery responsibilities.
ITIL version 3 views capacity management as comprising three sub-processes: business capacity management, service capacity management, and component capacity management. As the usage of IT services change and functionality evolves, the amount of central processing units (CPUs), memory and storage to a physical or virtual server etc. also changes.
Because, contrary to the variations of the service level, the service level does not only reflect the stockout event but also the amount backordered, it is widely used in industrial practice. Also, by the definitions, comparing service levels we have α ≤ β {\displaystyle \alpha \leq \beta } whenever the probability of zero demand equals 0.