I actually did go through the template when I first used it, but didn't recheck after I learned about those arguments. And yes, using Unraid and simply didn't think to go back and recheck. Figured easier to ask here. Now I know better.
For your Palworld Container, do you have the server launching with the multi-threaded CPU arguments?
"-useperfthreads -NoAsyncLoadingThread -UseMultithreadForDS"
https://tech.palworldgame.com/settings-and-operation/arguments