Many things have changed since I wrote my last Raspberry Pi Minecraft Server guide. OpenJDK is now the better supported Java for Raspberry Pi and Oracle is discontinuing support for Java 8 in January 2019. Java 9 is out and Java 10 is soon to follow. The Raspberry Pi 3B+ has also arrived! After testing the server on the new 3B+ using Java 9 I was blown away by the performance and decided to write an updated guide and a script that will have you up and running in minutes.
To give you a taste of how smooth the timings are in Java 9 OpenJDK headless using the Paper Spigot Minecraft Server here is a nearly 2 hour session I played with my girlfriend. This was played in survival mode on a brand new server so no blocks had been pregenerated and no settings were modified from the defaults. Nothing is overclocked except the SD card. There was even a village right by the spawn so many entities were in use. Here’s the timings output report: