Sizing, tuning, and troubleshooting for Java Edition servers, from small vanilla worlds to large modpacks.
- How Much RAM Do You Need for a Minecraft Server?: size tables for vanilla, Paper, modded, and Bedrock.
- Optimizing a Paper or Spigot Minecraft Server: spawn limits, view distance, and world saves.
- Optimizing Your Minecraft Server for Large Modpacks: JVM flags, pre-generation, and performance mods.
Need general help with files, networking, or lag? See Basic help.