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SLA uptime and downtime calculator

Turn an uptime percentage like 99.9% into the downtime it allows per day, week, month and year

Your numbers

Result

Downtime per month

43 min 12 s

Downtime per day
1 min 26 s
Downtime per week
10 min 5 s
Downtime per year
8 h 46 min

How it is calculated

Allowed downtime = period length × (1 − uptime). A month is counted as 30 days and a year as 365 days.

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