MC-193217Villagers don't reset their golem spawning timer when reloaded
Invalid
MC-238249Redundant checks in explosion code
Low 
MCL-21160When unlocking gnome-keyring with the launcher, the login isn't restored and need to re-enter credentials
Duplicate
SRAZKVT
Is the server vanilla ? if it isn't, this might be the issue
id like to add, could cache even a 3x3x3 cube around origin position, to optimise this even further
actually easiest way would probably just be to use a hashmap and use blockpos as a key, and keep blockstate as entry tbh