Information technology - Data centre facilities and infrastructures - Part 31: Key performance indicators for resilience

This document:

a)  defines metrics as key performance indicators (KPIs) for resilience, dependability, fault tolerance and availability tolerance for data centres;

b)  covers the data centre infrastructure (DCI) of power distribution and supply, and environmental control;

c)  can be referred to for covering further infrastructures, e.g. telecommunications cabling;

d)  defines the measurement and calculation of the KPIs and resilience levels (RLs);

e)  targets maintainability, recoverability and vulnerability;

f)  provides examples for calculating these KPIs for the purpose of analytical comparison of different DCIs.

This document does not apply to IT equipment, cloud services, software or business applications.