FROM openjdk:8-jre-alpine ENV APPLICATION_USER ktor RUN adduser -D -g '' $APPLICATION_USER RUN mkdir /app RUN chown -R $APPLICATION_USER /app USER $APPLICATION_USER COPY ./build/libs/my-application.jar /app/my-application.jar WORKDIR /app CMD ["java", "-server", "-XX:+UnlockExperimentalVMOptions", "-XX:+UseCGroupMemoryLimitForHeap", "-XX:InitialRAMFraction=2", "-XX:MinRAMFraction=2", "-XX:MaxRAMFraction=2", "-XX:+UseG1GC", "-XX:MaxGCPauseMillis=100", "-XX:+UseStringDeduplication", "-jar", "my-application.jar"]