OhMyCalc

Change Failure Rate Calculator

Calculate the DORA change failure rate metric from deployments, failures, hotfixes, and rollbacks.

How to Use the Change Failure Rate Calculator

  1. Enter total deployments in the period.
  2. Enter failed deployments, hotfixes, and rollbacks.
  3. Set the measurement period in weeks.
  4. Click Calculate for DORA rating.

Anwendungsfälle

Formel

CFR = (Failed + Hotfixes + Rollbacks) / Total Deployments × 100%

Häufig gestellte Fragen

How accurate is this calculator?
Results are based on standard industry formulas and are suitable for preliminary estimates.
What units are used?
Standard IT units (requests/sec, ms, %, USD) are used unless otherwise noted.
Is it free?
Yes, all calculators are completely free.