[MC-239271] Minecraft 1.17 lag issue

so when i upgraded from 1.16.5 to 1.17.1 my minecraft took a lot of time to load like it took 5 mins on the mojang screen and when i entered my survival world it took almost 2 minutes t o enter usually in 1.16 it takes 10 secs to enter in a world but 1.17 was insanely laggy and when my world started it gave me like 10 fps i tried to wait for a while (for chunks to load) but then also it gave me like 20 fps idk what to do i really want to play with my friends help

Linked issues

duplicates 1

MC-219639 Performance loss after using OpenGL 3.2 core profile Open

Comments 2

tqz78 2021-10-18T17:05:51Z

Duplicate of MC-219639.

Arisa Bot 2021-10-23T10:27:38Z

Thank you for your report!
We're tracking this issue in MC-219639, so this ticket is being resolved and linked as a duplicate.

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