What is Data Center Tiers?

Data center tiers are standards developed by the Uptime institute to classify data centers into four types based on their availability. It is a four-tiered sc he four tiers, as classified by The Uptime Institute include the following:

 – Tier I:  It comprises a single path for power and cooling distribution, without redundant components, and provides 99.671% availability.

– Tier II: It comprises a single path for power and cooling distribution, with redundant components and  provides 99.741% availability

– Tier III: It comprises multiple active power and cooling distribution paths, but only one path is active. It has redundant components and is concurrently maintainable, providing 99.982% availability

– Tier IV: It is the highest standard and comprises multiple active power and cooling distribution paths, has redundant components, and is fault tolerant, providing 99.995% availability.

According to the experts, no particular tier can be considered to be the best or better than others. A business should choose a data center that meets their specific needs based on cost and availability.

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