Error Messages:
Unrecognized option: -server -XX:MetaspaceSize=256m -XX:MaxMetaspaceSize=256m -Xms512m -Xmx1024m -Xmn512m -Xss256k -XX:SurvivorRatio=8 -XX:+UseConcMarkSweepGC -Dtask=true
Error: Could not create the Java Virtual Machine.

Background:
Setting JVM parameters and then using docker file to start jar package reported an error.

Solution:
Use the ENTRYPOINT exec command.
ENV jvm_opts=”-server -XX:MetaspaceSize=256m -XX:MaxMetaspaceSize=256m -Xms512m -Xmx1024m -Xmn512m -Xss256k -XX:S
urvivorRatio=8 -XX:+UseConcMarkSweepGC -Dtask=true”

ENTRYPOINT exec java -jar $jvm_opts trade-chat.jar $app_arg