The ITIL recommendations were developed in the 1980s by the UK Government's CCTA in response to the growing dependence on IT and a recognition that without standard practices, government agencies and private sector contracts were independently creating their own IT management practices and duplicating effort within their Information and Communications Technology (ICT) projects resulting in common mistakes and increased costs. ITIL is, as the OGC states, a set of best practices. Although ITIL was originally defined in the UK, ITIL is becoming the defacto global standard for ITSM and has strong support in the US, Europe, Asia and Australia.
PRINCE2 defines 45 separate sub-processes and organizes these into eight processes. The project should be formally de-commissioned (and resources freed up for allocation to other activities), follow on actions should be identified and the project itself be formally evaluated. Sterling Storage Systems ITIL Marking Guide One popular method of resilience is redundancy.
The discipline is not concerned with the details of how to use a particular vendor's product, or necessarily with the technical details of the systems under management. Warm start - This is an option used by organizations that need to recover IT services and facilities within a 24- to 72-hour period.
There are a variety of frameworks and authors contributing to the overall ITSM discipline.
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