1.4.1 Continuous business capacity and performance

Ensuring that a system is able to handle a certain peak capacity and performance, as required by its business, requires eliminating single points of failure and building redundant capacity above and beyond the peak capacity. If part of the system goes out then the redundancy in the system ensures that 100% of the business capacity requirements can still be met by the system without any impact to the business functionality or performance.

Redundancy may need to be implemented at various levels, including:

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