When i try activating the sand duper the whole server becomes extremely laggy for a few seconds every time the sand hits the end portal

The design i used: https://www.youtube.com/watch?v=Qiq_cHQVM_I

Minecraft version: 1.19

I encountered this issue as well. Enable a sand duper causes extreme server lag.

C2ME : c2me-fabric-mc1.19.2-0.2.0+alpha.9.1.jar Profiler : https://spark.lucko.me/ML3FEeB1Nw

Try this and run the profiler with --force-java-sampler to get better spark reports.

I encountered this issue as well. Enable a sand duper causes extreme server lag.

C2ME : c2me-fabric-mc1.19.2-0.2.0+alpha.9.1.jar
Profiler : https://spark.lucko.me/ML3FEeB1Nw

A profiler runs with your request : https://spark.lucko.me/L5arqCiN2K