Improve DayZ Server Performance
A well-optimized DayZ server ensures smoother gameplay, fewer crashes, and a better overall experience for players. In this guide, you will learn how to improve the performance of your DayZ server at NexoraHost.
Basic Performance Tips
- Keep your server software always up to date
- Remove unused or broken mods
- Restart the server regularly (recommended every 4–6 hours)
- Use only optimized and trusted mods
Optimize Server Settings
1. Adjust Player Slots
Do not set the player limit too high for your hardware. A higher player count requires more CPU and RAM.
maxPlayers = 40;
Tip: Start lower and increase gradually based on performance.
2. Clean Up Server Files
Regularly remove unnecessary files such as:
- Old logs
- Unused mod data
- Temporary files in /profiles
Mod Optimization
1. Use Only Necessary Mods
Each mod adds server load. Too many mods can significantly reduce performance.
2. Avoid Heavy Scripts
Some mods use complex scripts that increase CPU usage. Replace them with optimized alternatives when possible.
3. Load Order Optimization
-mod=@CF;@CoreMod;@BuilderItems
Keep dependencies first (e.g. Community Framework).
Server Hardware Considerations
- High single-core CPU performance is important
- At least 6–8 GB RAM for small servers
- NVMe SSD recommended for fast loading times
Network Optimization
1. Correct Port Setup
Ensure all required ports are open and not blocked by a firewall.
2. Stable Connection
A stable network connection reduces lag and desync issues.
Server Configuration Tweaks
1. Reduce AI / Dynamic Events
Too many dynamic events or AI spawns can impact performance.
2. Adjust Object Persistence
Too many persistent objects can slow down server restarts and runtime performance.
Logging Optimization
Excessive logging can cause unnecessary disk usage and performance drops.
- Disable debug logging if not needed
- Rotate logs regularly
- Monitor log size growth
Monitoring Performance
Always monitor your server to detect bottlenecks early.
- Check CPU usage regularly
- Monitor RAM consumption
- Watch for script-heavy mods
Common Performance Issues
Lag spikes
- Too many active scripts
- High player count
- Unoptimized mods
Long restart times
- Too many persistent objects
- Large map modifications
- Heavy mod loading
Desync issues
- Network instability
- Server overload
- Incorrect tick rate behavior from mods
Best Practices Summary
- Keep mods minimal and optimized
- Restart regularly
- Use SSD/NVMe storage
- Monitor server performance continuously
- Scale hardware with player count
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