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Re:Optimizing Docker image size and why it matters by erik_seaberg on Thursday January 06, 2022 @04:03PM (#29830119)
This. The article talks about

> Each layer in your image might have a leaner version that is sufficient for your needs.

when reusing a huge layer is cheaper than choosing a small layer that is not reused.

Re:Optimizing Docker image size and why it matters by Ramiro on Thursday January 06, 2022 @06:52PM (#29832467)
I think this something that people miss a lot when trying to optimize their Docker builds. Is the whole optimizing for most of your builds vs optimizing for a specific build. Not easy.