mojira.dev
MC-155117

Redstone dust updates cause massive lag.

running clocks and circuits cause massive in-game lagspikes, not consistent fps-lowering but just spikes, for every redstone tick.
it is the redstone dust updating (possibly the lighting updates), and not redstone-affected blocks as confirmed by the following video:
video

Linked issues

Comments 2

[Bot] Arisa

Please do not mark unreleased versions as affected.
You don't have access to them yet.

violine1101

Duplicate of MC-126518

Robin Riezebos

(Unassigned)

Unconfirmed

(Unassigned)

Minecraft 1.14.3

Retrieved