Uptime Calculator
Convert between uptime percentages and downtime duration. Calculate SLA impact and revenue loss.
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Understanding the Nines
99% - Standard availability - 3.65 days downtime per year
99.9% - High availability - 8.76 hours downtime per year
99.99% - Very high availability - 52.56 minutes downtime per year
99.999% - Mission critical - 5.26 minutes downtime per year