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Infrastructure Availability and Continuity

B8

Manage the availability of the IT infrastructure so that it complies with the service levels agreed with stakeholders. Plan, test, and put in place what needs to be done to continue to deliver IT infrastructure services for defined scenarios.

Improvement Planning

Practices-Outcomes-Metrics (POM)

Representative POMs are described for Infrastructure Availability and Continuity at each level of maturity.

2Basic
  • Practices
    • Identify the most critical IT components, systems, and services to develop a high level availability and continuity plan.
    • Build resilience into the most critical components.
    Outcomes
    • High-level business availability and continuity plans are in place and are used to build expertise and improve communication within the organization.
    • Key system components and services have been identified and have built in resilience.
    Metrics
    • % of the IT infrastructure covered by the availability/continuity plan.
    • % of the IT infrastructure with built in resilience.
3Intermediate
  • Practices
    • Develop and agree a business availability/continuity plan with key stakeholders.
    • This plan should document and address all major potential issues across the organization.
    • Test the plan.
    Outcomes
    • Availability and continuity requirements are agreed and addressed by the plan.
    • Availability and continuity plans are regularly tested and revised, based on any issues identified.
    Metrics
    • % of requirements covered by the availability and continuity plan.
    • % of the availability and continuity plan not tested in the last year.
4Advanced
  • Practices
    • Expand the plan to cover all availability and continuity requirements across the extended business ecosystem to cover partners, customers, and suppliers.
    • Test the extended plan.
    Outcomes
    • Availability and continuity requirements across the extended business ecosystem are agreed and addressed by the plan.
    • Availability and continuity plans are regularly tested and revised to incorporate any feedback and issues identified.
    Metrics
    • % of requirements covered by the availability and continuity plan.
    • % of the availability and continuity plan that was not tested in the last year.
5Optimized
  • Practices
    • Use research and experimentation to continuously improve the availability and continuity of the IT infrastructure.
    • Use automation to provide the flexibility and responsiveness required to cover the most likely business scenarios.
    Outcomes
    • The performance of the IT infrastructure and services are continuously improved to optimize performance and availability.
    • Automation ensures that the required redundancy and failover capacity is seamlessly available as required.
    Metrics
    • % automation used for availability and continuity.
    • # of improvements introduced for availability and capacity planning.