Note that Quarkus starts very fast on Java 14 too. With JDK 14 their hello world app starts in about 600msec on my laptop. HotSpot got optimised a lot over the

Note that Quarkus starts very fast on Java 14 too. With JDK 14 their hello world app starts in about 600msec on my laptop. HotSpot got optimised a lot over the years and Quarkus gets some of its speed boost by just doing less dynamic stuff at startup.