I've been having this same issue in my server for a long time. The "lag wall" as I used to call it before realizing it was a lag zone was being caused by heads of very old players that do not exist anymore. This might be related to MC-65587.
I've been having this same issue in my server for a long time. The "lag wall" as I used to call it before realizing it was a lag zone was being caused by heads of very old players that do not exist anymore. This might be related to MC-65587.