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SRE Calculator
sre
observability
SRE Calculator
SLO error budgets, burn rate, Apdex, and MTTR/MTBF — everything stays in your browser.
Error Budget
Burn Rate
Apdex
MTTR / MTBF
Error Budget
SLO Target (%)
Window (days)
Actual Downtime (min, optional)
Calculate
Burn Rate
SLO Target (%)
Observed Error Rate (%)
Window (days)
Calculate
Apdex
Satisfied Count
Tolerating Count
Total Count
Calculate
MTTR / MTBF
Incident Downtimes (comma-separated minutes)
Total Observation (minutes)
Calculate
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