Availability Management(英文版)(ppt 15页)

Availability Management内容提要：
Principles：
Availability is at the core of business & end user satisfaction
When things go wrong, it is still possible to achieve business & end user satisfaction
Improving availability begins when it is understood how IT services integrate with and support the business
……

Responsibilities：
Determine availability requirements in business terms
Predict and design for expected levels of availability
Optimise availability through monitoring and reporting
Produce Availability Plan – Long term for proactive improvement
Ensure SLAs are met and monitor OLA/UC availability obligations
Manage Service Outage Analysis (SOA)
Produce and maintain:
Component Failure Impact Analysis (CFIA)
Fault Tree Analysis (FTA)
……

Benefits：
Services are designed and managed to meet specified business availability requirements
Shortfalls in levels of availability are identified and corrective actions taken
Frequency and duration of IT failures is reduced
Availability levels are measured to fully support Service Level Management