Server RAM Usage - I'm on a Nodecraft server, and the more of the galaxy is explored, the higher the consistent RAM usage is. Is there a fix? [4gb, 1-3 players] :
3 Ways to Allocate More RAM to Minecraft - wikiHow
Very high RAM usage that never goes down - Sponge Support - Sponge Forums
How to reduce server ram usage? : r/admincraft
How to Allocate More RAM to Minecraft Server? [Guide]