V2O5

V2O5

Vanilla Optimization Pack primarily optimized using VulkanMod

by Shao_Zhige
330 Downloads
0 Followers
fabricMC 1.21.11lightweightoptimization

About this Modpack

V2O5 - Vanilla & Technical Optimization Pack

Core Philosophy:

V2O5 uses VulkanMod as its technical core, restructures Minecraft's rendering pipeline through Vulkan API, and replaces the less efficient OpenGL. This solution significantly improves frame rate stability in Vanilla Survival scenarios.

Key Features

🔧 Utilities

Includes essential client-side mods like Tweakeroo, Litematica, and MiniHUD. Perfectly suited for survival, redstone, and large-scale building projects, offering unparalleled planning and execution aids.

🌐 Seamless Multiplayer Compatibility

Contains client-side only modifications. No server-side requirements! You can join any vanilla server directly and enjoy all enhanced features without issues(Apart from Carpet).

⚡ Enhanced Performance

Features optimizations that deliver notably higher FPS and smoother gameplay compared to the vanilla client, ensuring a fluid experience even during intensive tasks and exploration.

Compatibility Notes:

❌ Incompatible with:

OptiFine/Iris and other mainstream shader loaders

Mods relying on OpenGL rendering

⚠️Important Notice

If the startup prompt shows insufficient memory, you can try adding it in Java arguments
JVM parameter ending in " -Dorg.lwjgl.system.stackSize=256"
Here are the JVM parameters I am currently using, which you can refer to:"- Xmx4G -Xms2G -XX:+UseG1GC -XX:+UnlockExperimentalVMOptions -XX:G1NewSizePercent=20 -XX:G1MaxNewSizePercent=40 -XX:MaxGCPauseMillis=50 -XX:+AlwaysPreTouch -XX:+ParallelRefProcEnabled -XX:-OmitStackTraceInFastThrow -Dfml.readTimeout=180 -Dorg.lwjgl.system.stackSize=256"

Available Versions

V2O5 2.0.0release
MC 1.21.11fabric29 downloads
May 2, 2026
V2O5 1.2.0release
MC 1.21.1fabric277 downloads
December 12, 2025

How to Set Up a V2O5 Server

1

Order Server

Choose at least 4 GB RAM (6 GB recommended for V2O5). Based on player count: per 8 players.

2

Install Modpack in Dashboard

Open the modpack browser in the dashboard, search for "V2O5" and click "Install". The fabric loader and Minecraft 1.21.11 are configured automatically.

3

Start Server & Play

Start the server – all mods are loaded automatically. Share the server IP with friends and play together!

Frequently Asked Questions

V2O5 server crashes or won't start – what to do?

Most common causes: insufficient RAM or wrong fabric loader. Check latest.log for "OutOfMemoryError" → increase RAM to at least 6 GB. For "Mixin" or "ClassNotFoundException" errors: modpack version and loader don't match. With Mado Hosting, loader and Minecraft version are auto-configured on modpack install – preventing most startup issues.

How much RAM does a V2O5 server really need?

Minimum 4 GB, recommended 6 GB for stable performance. per 8 players. Important: Minecraft modpacks need more RAM than vanilla – plan extra per additional player. With Mado Hosting, you can scale RAM up live at any time without data loss (from €8/month).

Can I add custom mods to V2O5 without conflicts?

Yes, but check compatibility: only use mods for the same loader (fabric) and same Minecraft version (1.21.11). Common issues: ID conflicts with recipe mods and incompatible coremod versions. The Mado dashboard mod browser only shows compatible mods and warns about known conflicts.

V2O5 server lagging – performance tips

1) Increase RAM to 6 GB+. 2) Reduce server view-distance to 8 (server.properties). 3) Pre-generate chunks with the "Chunky" plugin. 4) Use /spark profiler to check which mods consume the most tick time. With Mado Hosting, all servers run on NVMe SSDs with dedicated CPU cores – eliminating hardware as a bottleneck.

Rent V2O5 Server

Start your own server with automatic modpack installation.

Recommended RAM:
6 GB(min. 4 GB)
From 8.00 / month
Create Server Now
1-Click Modpack Install
NVMe SSD Storage
DDoS Protection included
Automatic Backups

Details

License
Creative Commons Attribution 4.0 International
Server-side
Unsupported
Client-side
Required

Supported Versions

1.21.111.21.1

Start your V2O5 Server now

From €8.00/month with 6 GB RAM for the best performance.

Configure Server →