/Dave Lush

Four Magic Numbers For Measuring Software Delivery tl;dr: (1) Lead Time  - time it takes to validate, design, implement and ship a new valuable thing (2) Deployment Frequency  - The no of times per developer per day we ship to production (3) Change Failure Percentage  -  When you deploy to production so regularly, do you keep breaking it? (4) Mean Time to Recovery / Resolution . Click through the link here if you're paywalled.

featured in #144