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Here's you answer

Given, Mean Time between Failure (MTBF) = 80 hours

Mean Time To Recovery (MTTR) = 72 hours

We have Availability = MTBF / (MTBF + MTTR)

= 80 / (80 + 72)

= 80 / 152

= 0.526

= 52.6%

So The server is available 52.6% of the time.

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Remember, if for any reason you are unsatisfied with my answer, we can continue the conversation until you’re satisfied and Accept my answer. I can address follow up questions at no extra charge and I’m always here to help. Thank you for using JustAnswer!

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