# Common Causes of Lag Spikes

<div class="cl-preview-section" id="bkmrk-heavy-plugin-tasks-p">1. **Heavy Plugin Tasks**
    
    
    - Plugins like WorldEdit, if used on large areas, can cause spikes.
    - Identify such plugins in the profiler and adjust their usage or settings.
2. **Inefficient Mods or Data Packs**
    
    
    - Look for mods causing high execution times.
    - Update or replace inefficient mods.
3. **Resource Overload**
    
    
    - Large numbers of entities or block updates can cause spikes.
    - Use tools like `/kill @e[type=!player]` carefully to manage entities.

</div>## Conclusion

Using Spark’s tools, you can efficiently diagnose and address lag spikes on your Minecraft server. The combination of `/spark tickmonitor` for detection and `/spark profiler` for detailed analysis ensures you can pinpoint and resolve performance issues quickly.

For further assistance or advanced optimization, consult the [Spark documentation](https://spark.lucko.me/).

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</div>## Additional Help

If you encounter any issues or need further assistance, open a support ticket via the [Billing Area](https://billing.ridgelineservers.com/tickets). Our support team is ready to assist you.