Data center tiers are defined levels of resiliency and redundancy for IT facility infrastructure. They are widely used in the data center, ISP and cloud computing industries as a framework for designing and classifying high availability systems.
Data center tiers are defined levels of resiliency and redundancy for IT facility infrastructure. They are widely used in the data center, ISP and cloud computing industries as a framework for designing and classifying high availability systems.
Source: Wikipedia "Data center tiers" · CC BY-SA 4.0
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