By setting up a Minecraft server, you can essentially create your own version of the game with unique rules and an exclusive community of your choosing. Once you are in control of one of these ...

exec java -Xmx1G -Xms1G -jar minecraft_server.jar Allocate as much memory as you’d like by changing ‘1G’ to the number of gigabytes you’d like to set aside (2G for 2GB, 4G for 4GB, and so on).

Once you've determined what Minecraft server software you plan to use and whether you'll run a modded server or not, it's time to choose the port it'll run on. The standard Minecraft port is 25565.