A minecraft server can utilize multiple cores efficiently depending on its configuration and workload.
A minecraft server can utilize multiple cores efficiently depending on its configuration and workload.
I've observed a Minecraft server with around four active threads on my Steam account. Engagement was minimal (~20%) compared to idle time (~10%). It's worth noting I don't play the game myself and only followed setup instructions. This seems to apply mainly to servers rather than the game itself.
They modified the client to operate a kind of "internal server," enabling simultaneous client and server processing during singleplayer mode, similar to the standalone server setup. This allows better utilization of multiple cores. When connecting to a remote server via the client, it’s unclear whether performance is restricted to a single core.