It seems "Docker everywhere" is kind of trending these days.
has a Non-Goal
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>It is not a goal of this JEP to support any platform other than Docker container technology running on Linux x64.
So OpenJDK now gets features that only make sense on 64 Bit Linux.
Baking that into the JDK sounds ridiculous. Hopefully in a Post-Jigsaw era, it will at least end up as an optional module that can be installed if you use that particular OS but not blows up the JVM if you aren't.
Particular vendors or implementors are free to have Docker containers for their implementations, but the MicroProfile as a whole shouldn't bake Docker support into the platform or API I'd say.
Werner