Confirmation

• I have read the FAQ.
• I have tested the latest development build of Holographic Displays and the bug is still present.
• I have updated Spigot (and ProtocolLib if installed) to the latest release for my particular Minecraft version.
• I made sure the bug hasn't already been reported on the issue tracker.

Description

HolographicDisplays appears to be lagging my server https://spark.lucko.me/P7LCHGARfI
Using java 16 and purpur 1.16.5

How to reproduce

I cannot really tell how to reproduce this since it just happens

Server version

This server is running Purpur version git-Purpur-1169 (MC: 1.16.5) (Implementing API version 1.16.5-R0.1-SNAPSHOT) You are 16 version(s) behind Previous version: git-Purpur-1115 (MC: 1.16.5)

Holographic Displays version

HolographicDisplays version 2.4.8

ProtocolLib version (if installed)

ProtocolLib version 4.6.1-SNAPSHOT-b505

Installed plugins that allow players to join with multiple Minecraft versions

ViaVersion, ViaBackwards

Additional information

https://spark.lucko.me/P7LCHGARfI

Getting the exact same issue. On a 40-60 player server.

@GunacP40 caused by an externally added placeholder being slow. @blake-tisbury please share the timings.