If you're interested in how to allocate more RAM to Minecraft or your Minecraft server, have a look at our written tutorial.

Allocating more RAM to Minecraft will improve your game's performance, especially when using mods or playing on a large server. The bigger the world, the more memory your PC needs to run it smoothly.

Each program requires a set amount of RAM to run. Allocating too much memory to your Minecraft than what you have available can be damaging to your PC, which is why the very first step is to ...

If you see Minecraft has run out of memory error, your might have to allocate more memory to Minecraft, Reduce video settings, etc.