What Is Five Nines Availability (5 9s)?

March 27, 2023

Five nines refers to a system's availability being at a 99.999% for a given timeframe (typically a year). The name refers to the number of nines in the percent, and indicates high availability. For a year, the downtime corresponds to 5 minutes and 13 seconds total.

The desired percentage of vital importance in some businesses, though the availability is hard accomplish.

Anastazija is an experienced content writer with knowledge and passion for cloud computing, information technology, and online security. At phoenixNAP, she focuses on answering burning questions about ensuring data robustness and security for all participants in the digital landscape.