SLA 99,99%?

How quickly can your application recover from a failure?

Percent of Uptime Maximum Downtime per year Downtime per day
90% 36,5 days 2.4 hours
99% 3.65 days 14 minutes
99.9% 8.76 hours 86 seconds
99.99% 52.6 minutes 8.6 seconds
99.999% 5.25 minutes 0.86 seconds