Huge lag spikes at the beginning of start-up of the world can someone tell me how to fix or in general tell why it happens

if you're wondering what my spec is:
AMD - Ryzen 5 2600 3.4 GHz 6-Core Processor
G.Skill - Aegis 16 GB (2 x 8 GB) DDR4-3000 Memory
XFX - Radeon RX 590 8 GB FATBOY OC+ Video Card

We use the issue tracker exclusively for bug reports and feature requests. However, this issue appears to be a support request. Please use our Discord for support. https://discord.gg/darkosto