Extreme lag spikes when creating/entering a world

I believe this is a duplicate of MC-132135.

Confirmed, when I created a new wolrd and i press Alt + F3 there are extreme lag spikes

Can also confirmed

Can someone delete this ticket please ?

@unknown, why do you want to delete this report? If you want, we can also remove you as reporter of this ticket (reporter becomes 'nouser').

I do not mind you changing the reporter that would be good