RelativityMC / VMP-fabric

A Fabric mod designed to improve server performance at high playercounts.
MIT License
136 stars 8 forks source link

Extreme lag spikes when crossing chunk borders #28

Closed tyrannus00 closed 1 year ago

tyrannus00 commented 1 year ago

Describe the bug With VMP installed the internal server (in singleplayer) freezes for 800 - 1000ms when crossing chunk borders.

To Reproduce Steps to reproduce the behavior:

  1. Cross a chunk border
  2. Feel the lag

Expected behavior No Lag when crossing chunk borders.

Runtime info (please complete the following information):

Crash reports / logs Nothing in the logs hints at the lag.

Other mods https://pastebin.com/AsU097k2

Checklist

Additional context I am experiencing this bug on a map called greenfield ( a massive city). I am sure it is this mod, because I removed a lot of mods 1 at a time and only after removing VMP the issue stopped happening.

ishland commented 1 year ago

Install spark and try this: https://spark.lucko.me/docs/guides/Finding-lag-spikes

ishland commented 1 year ago

Closing as stale.