Netty Memory Tweaker

Adds a netty allocation options to the settings menu.

1.0K Downloads

fabricoptimizationutility

Rent Server with this Mod

About this Mod

Features

A button in main settings menu that allows switching between Netty memory allocator implementations

Why it is useful

Recently (22 of May, 2024) Netty got a new memory allocator implementation in 4.1.110 release. This implementation reduces the overheads and gives better performance compared to the default one (Pooled).

Available Versions

1.0.0release

MC 1.21fabric

June 15, 2024

Netty Memory Tweaker 1.0.0release

MC 1.20.6fabric

June 3, 2024

How to Install Netty Memory Tweaker 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 "Netty Memory Tweaker". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

fabric

Minecraft Versions

1.21, 1.20.6

Server-side

✗ Unsupported

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Netty Memory Tweaker 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 Netty Memory Tweaker compatible with fabric?

Netty Memory Tweaker officially supports fabric for Minecraft 1.21, 1.20.6. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Netty Memory Tweaker – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Netty Memory Tweaker 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.