Altitude Sickness│高山症

Mobs occasionally suffers from oxygen deprivation at high altitudes.│生物在高海拔地區偶爾會遭受缺氧的困擾。

144 Downloads

datapackfabricforgeneoforgequiltadventuregame-mechanicsmobs

Rent Server with this Mod

About this Mod

Function│功能

Non-undead mobs will develop altitude sickness when their heads are at a position y>192, will have a 1/(320-current head height) chance of taking damage from lack of oxygen per second.│非亡靈生物頭部在y>192的地方會產生高山症，每秒有1/(320-當前頭部所處高度)概率受到缺氧傷害。

Usage example video│使用示例影片

Available Versions

altitude_sickness_1.0.1+1.21.9release

MC 1.21.9, 1.21.10, 1.21.11fabric, forge, neoforge, quilt

April 17, 2026

altitude_sickness_1.0.1+1.21.9release

MC 1.21.9, 1.21.10, 1.21.11datapack

April 17, 2026

altitude_sickness_1.0.0+1.21release

MC 1.21, 1.21.1, 1.21.2, 1.21.3, 1.21.4, 1.21.5, 1.21.6, 1.21.7, 1.21.8, 1.21.9fabric, forge, neoforge, quilt

March 17, 2026

altitude_sickness_1.0.0+1.21release

MC 1.21, 1.21.1, 1.21.2, 1.21.3, 1.21.4, 1.21.5, 1.21.6, 1.21.7, 1.21.8, 1.21.9datapack

March 17, 2026

How to Install Altitude Sickness│高山症 on Your Server

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

Set datapack Loader

In the panel under "Egg", select the datapack loader and matching Minecraft version (1.21.11).

Install Mod

Open the mod browser in the dashboard and search for "Altitude Sickness│高山症". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

datapackfabricforgeneoforgequilt

Minecraft Versions

1.21.11, 1.21.10, 1.21.9 (+9 more)

Server-side

✓ Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Altitude Sickness│高山症 server crashes on startup – what to do?

Most common cause: wrong datapack 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 (1.21.11). You can switch loaders with one click in the panel.

Is Altitude Sickness│高山症 compatible with datapack and fabric and forge and neoforge and quilt?

Altitude Sickness│高山症 officially supports datapack, fabric, forge, neoforge, quilt for Minecraft 1.21.11, 1.21.10, 1.21.9. Note: Forge and Fabric mods are NOT cross-compatible – pick one loader and stick with it. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Altitude Sickness│高山症 – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Altitude Sickness│高山症 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.