Operations & Retention
SLA / Uptime Calculator
How much downtime each SLA tier actually allows.
Calculate allowable downtime for any SLA tier and the cost of breaching it. Critical for SaaS and infrastructure businesses.
Inputs
Adjust to model your scenario
99.95%
%
$600,000
$
10%
%
Allowable downtime / month
22
In hours
0
Allowable downtime / year (min)
263
Credit cost per breach
$60,000
Formula
Downtime allowed = (1 − SLA%) × Period; Breach Cost = Revenue × Credit %
Benchmarks
99.9% (3 nines)43 min/month downtime
99.95% (3.5 nines)22 min/month
99.99% (4 nines)4 min/month
99.999% (5 nines)26 sec/month
Related tools
Tools operators run alongside this one.
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