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#validation

Tagged “validation”

2 articles

Progressive rollouts are solved. The validation gate isn't.

A New Stack opinion argues that progressive rollouts are a solved problem while the validation step that actually gates them is still hand-built. From an on-call chair, that reframing is overdue.

Jul 18, 2026 · Maya Okonkwo Infrastructure as code

CloudFormation now validates every stack operation, not only change sets

AWS extended CloudFormation's pre-deployment validation to run automatically on CreateStack and UpdateStack, alongside CreateChangeSet. It hard-fails property errors and name conflicts before a stack starts rolling, with a softer warning tier that still lives only on change sets.

Jul 3, 2026 · Priya Nair