Nexardo / Blog
Setup guides, diagnostics and practical decisions for running games on your own VPS.
Minecraft
Installing official Minecraft Bedrock Dedicated Server on Linux: libcurl4 runtime dependencies, unprivileged user isolation, RakNet UDP ports, and systemd with LD_LIBRARY_PATH.
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Creating Minecraft server world backups without downtime: hot snapshot protocol via save-off and save-all flush, Zstandard compression, and safe disaster recovery.
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How to download a Valheim world from dedicated server to local PC: worlds_local paths, flushing write buffers, bundling .db and .fwl over SFTP, and importing to singleplayer.
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Complete installation guide for Satisfactory Dedicated Server on Linux Ubuntu: SteamCMD setup, systemd daemon with LimitNOFILE=65536, UDP 7777 firewall, and server claim.
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How to safely update a Paper Minecraft server: querying builds via REST API v2, validating SHA256 checksums, establishing rollback checkpoints, and plugin safety.
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Deploying a dedicated Project Zomboid Build 42 server on Linux: SteamCMD unstable branch, JVM memory budgeting, crafting rules in SandboxVars, and systemd service.
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Factorio 2.0 and Space Age multiplayer rules: expansion license requirements, deterministic lockstep simulation, hosting for base game players, and mod-list.json.
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Valheim dedicated server performance tuning: raising send data rate caps, pruning zDO instances, tuning Linux kernel UDP socket buffers, and fixing base lag.
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Performance profiling in Minecraft with Spark: interpreting flame graphs, measuring MSPT, isolating hopper and entity lag, and tuning JVM garbage collection.
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Complete guide to configuring Geyser and Floodgate on a Paper/Purpur Minecraft server: Bedrock packet translation, auth-type: floodgate, player name prefixes, and UDP port 19132 routing.
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Diagnosing and fixing the "Connection to the host has been lost" error on Satisfactory dedicated servers: Engine.ini timeout tweaks, MTU packet fragmentation fixes, and UDP socket configuration.
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How to migrate a singleplayer or local co-op Project Zomboid world to a dedicated Linux server: map_p.bin world files, player safehouses, and SQLite players.db conversion.
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