Current Behavior

server performance drops, rapid errors

Steps to Reproduce (for bugs)

Provide a link to a live example, or an unambiguous set of steps to
reproduce this bug. Include code to reproduce, if relevant.

1. go mining
2. ???

Game Environment

Include as many relevant details about the game environment or modpack you experienced the bug in/on.
If you are using a Modpack:

• Modpack Name: Schrecktech_Reborn_v.2
• Version used: 2.3 Dev
• Download Link if possible: mod list: https://github.com/Ubus99/Schrecktech-Reborn

Also include:

• Java version: 1.8.?
• Operating System: windows server 2012

Misc Info

Check all that apply ([ ] -> [x] - use a lowercase x)

•    Using GT:NH/GT:New Horizons?
•    Single Player?
•    Multi Player?

I realize that this report isn't very clear, but I really don't know when and why this issue started, although I assume it has something to do with "thaumcraft" shards dropped while mining

fml-server-latest.zip

latest.zip
still there in .47 this time on my client