Seconds Per Frame
Forget FPS, see the performance of your Minecraft game in SPF!
Screenshots
About this Mod
Seconds Per Frame
Forget FPS, see the performance of your Minecraft game in SPF!
Incompatibilities
It will not work with Better F3 or other mods that replace the Debug screen
Available Versions
How to Install Seconds Per Frame on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set fabric Loader
In the panel under "Egg", select the fabric loader and matching Minecraft version (1.21).
Install Mod
Open the mod browser in the dashboard and search for "Seconds Per Frame". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21, 1.20.6, 1.20.5 (+25 more)
Server-side
✗ UnsupportedRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Seconds Per Frame server crashes on startup – what to do?
Most common cause: wrong fabric version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.21). You can switch loaders with one click in the panel.
Is Seconds Per Frame compatible with fabric?
Seconds Per Frame officially supports fabric for Minecraft 1.21, 1.20.6, 1.20.5. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Seconds Per Frame – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Seconds Per Frame consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.
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Rent Modded Server
Install Seconds Per Frame with just one click on your server.