In this formula, should a number be plugged in where you have the word “available”? If so, what number should it be?

The formula derives the percentage of the time service is available. The inverse is the amount of downtime.

### Details

**Formula:**

[1 – (Availability/100)] X 365 X 24 X 60

**Unit:**Percentage

**Direction:**Minimize

**Listed in:**Systems, Database, Network, IT Service Levels, Application, Web Hosting, Telephony, Telecommunications, Email, Storage, Virtualization

Tags: downtime