Basic illustration of docker support in jdk 11 container

java_container_check.sh

docker run -it openjdk:11-jdk bash
root@3411b7f04046:/# java -XX:+PrintFlagsFinal -version | grep ContainerSupport
     bool UseContainerSupport                      = true                                      {product} {default}
root@3411b7f04046:/# jshell
jshell> Runtime.getRuntime().availableProcessors()
$1 ==> 8
jshell> Runtime.getRuntime().totalMemory()
$2 ==> 264241152 
$ docker run -it --cpus 2 --memory 1G openjdk:11-jdk
jshell> Runtime.getRuntime().availableProcessors()
$1 ==> 2
jshell> Runtime.getRuntime().totalMemory()
$2 ==> 16252928