Extremely slow End terrain generation

Resolved

Fixed

When flying through the End new chunks generation is extremely slow in this snapshot (21w44a) in comparision with last snapshot (21w43a)

Environment

Render distance 18
Simulation distance 12
Win10
Java 8 update 311 (64-bit)
Intel i5 9600k
32 GB RAM
GPU RTX 3070

Can confirm.

Reporter: migrated

Assignee: Fry

Created: 2021-11-04T18:08:07Z

Updated: 2026-09-07T15:57:41Z

Resolved: 2021-11-11T12:10:01Z

Confirmation Status: Confirmed

Mojang Priority: Very Important

Category: World generation

Affects Versions: 21w44a

Fix Versions: 1.18 Pre-release 1

Retrieved 2026-10-13T03:22:27Z