

Each one of these items or mobs will use up CPU and memory resources, and when there are many, will cause a noticeable impact on performance.ĬraftBukkit, Spigot, and Cauldron were issued DMCA takedown notices. Another might have spawned hundreds or thousands of monsters. One of your players might have blown something up, resulting in tons of unplaced blocks. Each one has instructions on what commands to use to do the pregen.Īnother common issue is too many world entities. Try adding one of those to your server to see if it helps when people are exploring. You can use World Pre Generator or Chunk Pregenerator. If you are playing modded Minecraft using the Forge modloader, there are mods that can help alleviate the chunk generation problem by quietly and automatically generating chunks before you explore, without using as much CPU. There is no way around this other than to wait for the lag to die down after the generation is complete. It is very common for this to cause lag on your server whenever someone is exploring the world. You can lower view distance to help this out.Ĭhunk generation takes up CPU. Every time you see a new chunk, that chunk is generated by Minecraft. The world is divided into regions, which are divided into chunks, which contain a 16x16 area of blocks. Whenever you first start a server, you may notice some lag immediately while people are exploring.
