Watch the video:
0:00 - Intro/Explanation
1:08 - Note
1:40 - Better server performance under load
3:40 - Pre-generate chunks
5:40 - Clearing dropped items
7:11 - Performance profiler
9:16 - Slow network optimization (Player & Server)
12:16 - Server optimizer
14:20 - Limit mob spawns
15:30 - Bonus: Ghost Block FixI’ve looked through all of the mods on CurseForge, and I’ve put together a short list of some of the most-impactful server performance optimization mods!
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Why Hytale server performance matters
Hytale servers are doing a lot of work at once: simulating physics, ticking entities, loading and generating chunks, syncing world state to every connected player, and persisting changes back to disk. As more players join and explore further from spawn, the entity count climbs, the chunk-loading radius expands, and the per-tick workload grows. If the server can’t keep up, you see the symptoms everyone recognizes: low TPS (ticks per second), rubber-banding, delayed block breaking, and chunks popping in late. Mods can’t fix bad hardware, but the right ones can dramatically reduce the per-tick cost of common bottlenecks, letting a modest host handle far more concurrent players.
Benchmark first with Spark + TPS
Before changing anything, install Spark and TPS and capture a baseline. Spark profiles CPU usage, memory, and tick timings so you know which subsystem is the actual bottleneck on your server, and the TPS mod gives you a quick read on whether your changes are helping. Apply one mod at a time, re-profile, and compare. Without a baseline you’re just guessing.
Recommended order of operations
Don’t install everything at once. Stack changes in a logical order so you can isolate what actually helped.
Stabilize the tick rate - Start with Nitrado PerformanceSaver . It helps manage server tick rate under load, which is the foundation everything else builds on. A stable tick rate makes every other optimization easier to evaluate.
Pre-generate the world - Use one of the chunk pregenerators: chunk-generator , get-chunked , or chunker . Generating chunks while players are exploring is one of the biggest sources of lag spikes, because the server has to create terrain, populate it, light it, and send it all in the same tick the player wandered into it. Pre-generating your playable area moves that cost to a one-time offline job and removes the in-game stutter entirely.
Tame entity counts - Combine a dropped-item clearer like Clearity with a drop-prevention mod like no-drop to keep the entity list from ballooning. Mob spawns are the other half: install Zhorik7’s Mob Limiter to cap how many creatures can exist in any given area. Both approaches attack the same problem from different angles - fewer items on the ground and fewer mobs ticking every cycle.
Optimize the network path - Install soft-packets to optimize server packet order. This helps on both the client and server side, which is especially valuable if you have players connecting from further away or on less-stable connections.
Layer in general optimizations - Finally, add server-optimizer , which bundles several smaller optimizations together. Adding it last means the specific changes you made earlier aren’t masked by a kitchen-sink mod, so you still know what worked.
Hardware vs. software: the real tradeoff
Software optimizations are free, reversible, and easy to test - start there. But there’s a hard ceiling: if you’re CPU-bound, no amount of modding will turn a 2-core VPS into a 40-player host. At that point, throwing more hardware at the problem (faster single-threaded CPU, more RAM, NVMe storage, a better network route) gives a much bigger return than any mod. A good rule of thumb: profile with Spark, apply the optimizations above, and if you’re still under your target TPS, it’s time to look at the host.
