Dave Mangot — Should you deploy on Fridays?

Tiny DevOps

Dave Mangot is a speaker, author, teacher, and Silicon Valley veteran. His focus is helping private equity portofolio companies use their technology organization to maximize growth, and he joins me today to discuss the contentious topic of Friday deployments and why you definitely should do them and why you definitely should not do them. Confused?

In this episode

• Mores are not moratoriums
• Shaming is inappropriate, on both sides of the issue
• Every outage is unexpected, nobody knows what might go wrong
• Friday deployment should be an informed choice
• Why small batch deployments are important
• Deploying features vs other changes
• You should be able to deploy at any time, but separate that from choosing to deploy at any time
• Why more QA can be worse than less QA
• If deployment hurts, or causes fear, do it more
• Responding to failures when they do occur
• Building an accurate mental model of your system

Resources
Article: Deploy on Fridays, or Don't
Book: Continuous Delivery by Jez Humble and Dave Farley
Talk: How Complex Systems Fail by Richard Cook (Velocity 2012)
Book: Project to Product by Mik Kersten
Book: Out of the Crisis by W. Edwards Deming

Guest
Dave Mangot
Web site: https://www.mangoteque.com/
LinkedIn: mangot
Twitter: @davemangot

Watch this episode on YouTube.