How the release harness works

How the release harness works

Tutors release harness

Course Contents

Theory
Every difference, claimed
The containers
Two stacks, one difference
A/A, then A/B
A/A, then A/B
The approach
From traffic to a verdict
The A3
The A3
Read tonight's A3

Course Info

How the release harness works

A short course on the Tutors release harness: the theory behind it, the design of its containers, the philosophy of A/A and A/B testing, the approach it takes from scripted traffic to a verdict, and the A3 that explains every night whether main is ready to become a release.

Read tonight's A3

Read tonight's A3

In this lab you open the harness’s live A3 and read it from top to bottom, the way a release Captain or Reviewer would before deciding whether main is ready to become a release candidate.