Minecraft - Server ticking behind with more then enough CPU and RAM

Technical Support
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System Information

Field Value
Operating System Linux - Debian GNU/Linux 12 on x86_64
Product AMP ‘Phobos’ v2.6.0.4 (Mainline)
Virtualization Docker
Application Minecraft
Module MinecraftModule
Running in Container Yes
Current State Ready

Task

fixing the following Can’t keep up! Is the server overloaded? Running 46171ms or 923 ticks behind

Problem Description

Issue

The server is lagging behind while it only uses less then5% of the CPU and is way bellow 32GB Ram

Reproduction Steps

  • install prominence 2 RPG minecraft server
  • Start the server
  • Players join the server
  • Lag starts to happen and Can’t keep up! Is the server overloaded? Running 46171ms or 923 ticks behind
  • when it reaches 60000Ms it crashes
2

Minecraft is primarily singlethreaded, so keep that in mind when reading the CPU usage.
You can read the crash log or use the Spark mod server-side to diagnose whatever’s causing the issue

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