We’re going to tweak and we can’t do that while the server’s running. Close the server, or if you’re running it in Terminal, just type “stop” (without the quotes). Once the world is finished generating, you’ll get a little notice about the help file.

There’s the “world” folder, which contains your generated map area, an ops list, and a server.properties file, among other things. You’ll see some new files come up in the same folder as your server. The server didn’t find the configuration files it needs, so it’ll make them. The first time you run the server, you’ll get some errors at first. In the server window, you’ll see the memory and processor thread use on the left, the list of connected players in the lower left, and the log and chat window on the right side. Things can get unruly with a decent amount of people playing, especially when you start to do crazy stuff like blowing up huge caverns with massive amounts of TNT. Since everything is in Java, you should have at least a spare gig of RAM to devote to Minecraft. The first number is the maximum amount it can use, and the second number is the minimum.

If you want to devote more (or less) RAM to your server, change the 1024M to something else, like 2048M. Java -Xmx1024M -Xms1024M -jar minecraft_server.jar nogui jar file, then run the server using the following command in Terminal: OS X and Linux users should download the. Head on over to the Minecraft Download page and go down to the “Multiplater beta server software” section.

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