05.2.4 · Skill in Release engineering

Rollback strategies

Undoing a bad release quickly.

A rollback plan means a bad release costs minutes instead of hours. Options include redeploying the previous version, turning off a flag or rolling forward with a fix. Data changes are the hard part, so migrations need their own plan.

Your status · Rollback strategies

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Resources

articleStart here
Blue green deployment ↗
Martin Fowler · 4 min
Two production environments and a switch between them, for releases and rollbacks in seconds.
bookGo deeper
Release engineering (Site Reliability Engineering, chapter 8) ↗
Google SRE · 15 min
How Google makes builds and releases repeatable, hermetic and self-service.

Tools

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Tools for this topic are being researched.