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Re:What Exactly is Docker? by fctorial on Saturday February 01, 2020 @03:38PM (#22213079)
Why do you want to avoid multiple layers. Performance?
Re:What Exactly is Docker? by orf on Saturday February 01, 2020 @04:56PM (#22213520)
Build performance, image size and deployment speed mostly.
Re:What Exactly is Docker? by kortex on Saturday February 01, 2020 @09:55PM (#22214851)
Each layer is a write only operation. So if you `RUN some_build.sh` and then `RUN rm junk`, you basically do nothing to reduce the final image size. So you see a lot of like `RUN some_build.sh && rm -rf junk`. There's some overhead with each layer as well.
Re:What Exactly is Docker? by lbotos on Saturday February 01, 2020 @03:56PM (#22213174)
Size of the resulting container is my understanding.