Site Reliability Engineering (SRE) Error Budget Calculator Output

SRE Error Budget Calculator

Define your Service Level Objective (SLO) and traffic volume to calculate how many errors (or how much downtime) is permissible before violating your reliability targets.

Service Parameters

Service Name

Time Window (Days)

SLO Target (%)

Traffic & Actuals

Total Requests (in Window)

Total hits/calls received by the service.

Actual Errors Observed (Optional)

Input current error count to see remaining budget.

Budget Dashboard

SLO: 99.9%

Allowable Failed Requests

requests / period

Allowable Downtime

0m 0s

duration / period

Remaining Budget

100%

No errors recorded

Budget Consumption 0% Used

Metric	Value
Unavailability Window (Budget)	0.1%
Total Requests	1,000,000
Expected Successes	999,000
Actual Errors	0

SRE Error Budget Calculator

Service Parameters

Traffic & Actuals

Budget Dashboard

Ready to Export