Knowledge Base & Engineering

ARC HOST Engineering Blog

Technical architecture, high-performance hosting guides, Lavalink optimization, and best practices for running 24/7 gaming and Discord infrastructure.

Optimizing Lavalink v4 for Zero Audio Stutter & Cross-Continent Jitter

How to tune JDA-NAS bufferDurationMs, frameBufferDurationMs, and Linux UDP socket buffers to eliminate audio drops when hosting music bots across global regions.

Building 24/7 Discord Bots with Node.js 22, Discord.js v14 & Sharding

A production-ready architectural guide for running bots across multiple guilds with auto-reconnect, memory leak containment, and Pterodactyl container orchestration.

PaperMC vs. Purpur vs. Fabric: Maximizing 20.0 TPS on Multi-Core Ryzen Nodes

Deep comparison of modern server software forks, Aikar JVM optimization flags, view distance tuning, and NVMe chunk loading performance.

Under the Hood: Layer 4 & Layer 7 DDoS Mitigation at ARC HOST

How our intelligent traffic inspection filters multi-gigabit UDP floods, SYN floods, and game protocol exploits without increasing player ping.

Essential Hardening Steps for Every New Ubuntu 24.04 Cloud VPS

Step-by-step security checklist: SSH key authentication, UFW firewall configuration, Fail2Ban installation, and non-root user privilege management.

High-Speed Bot Storage: Choosing Between MongoDB, PostgreSQL, and SQLite

When to use relational SQL vs schema-less NoSQL for economy, moderation, leveling, and playlist storage in high-volume community bots.

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