Disk space is the most underestimated spec on a game server quote. Buyers obsess over RAM and CPU, then discover six months in that the world file, mods, and backups have filled the drive. This article gives real world-size figures for popular games, explains how mods and logs multiply them, and shows a simple formula for sizing storage so you do not run out mid-season.<\/p>\n\n\n\n
The numbers below are for a fresh server before players join. These are typical ranges measured on live servers in 2026 — actual usage varies with world settings, view distance, and how long the world has been running.<\/p>\n\n\n\n Three things grow a game server’s disk usage faster than the world itself:<\/p>\n\n\n\n Player activity is the wildcard. A world that sits at 5 GB for months can jump to 15 GB in a single weekend if a large group explores new territory, because every chunk boundary gets saved with block-level detail. On modded servers, dimension travel and item entity counts multiply the write rate. Check disk usage weekly, not monthly, during the first month of a new season.<\/p>\n\n\n\n Backups are the reason your storage bill is higher than the world file suggests. A sane rotation is daily full backups with 7–14 days of retention, which multiplies your live usage by 2–3 before you add an off-site copy. A 40 GB live world with 14 daily backups and one weekly off-site copy needs roughly 120–160 GB of storage. If your provider offers incremental backups, retention gets cheaper — but verify the incremental chain actually restores cleanly.<\/p>\n\n\n\n Two backup mistakes cause most data loss on game servers. The first is keeping backups on the same drive as the live world — a drive failure takes both. The second is never testing restores. Schedule a monthly restore drill: spin up a copy of the server from the oldest backup you intend to keep and confirm players can join. A backup that has never been restored is a guess, not a safety net.<\/p>\n\n\n\n Storage sizing is also about write patterns, not just capacity. Games that autosave every 15–30 minutes generate a burst of writes that can stall the whole process on slow disks. On a busy server, every autosave is a mini freeze if the drive cannot absorb the write burst. NVMe drives handle these spikes in under a second; SATA SSDs take several seconds; spinning disks can pause the game for a minute or more. If your community complains about periodic stutters, check whether they line up with the autosave timer before blaming the CPU.<\/p>\n\n\n\n Crash recovery settings interact with storage too. Games like ARK and Rust let you configure the interval between save points; a shorter interval means less progress lost on a crash, but more writes per hour and more wear on the drive. For a 24\/7 community server, an interval of 15–20 minutes is a reasonable balance. Pair it with a scheduled restart (most communities restart daily or weekly) so memory leaks and entity bloat never accumulate into an out-of-memory crash.<\/p>\n\n\n\n A full disk is one of the few failures that can corrupt a world mid-save, so monitoring is part of sizing. Set an alert at 75% usage — not 90% — because world files can grow by gigabytes in a single weekend. On Linux, a simple cron job that checks Use this three-line calculation before ordering:<\/p>\n\n\n\nGame<\/th> Fresh world<\/th> After heavy play<\/th> With mods\/plugins<\/th><\/tr><\/thead> Minecraft (vanilla)<\/td> 0.5–2 GB<\/td> 5–20 GB<\/td> 10–50+ GB<\/td><\/tr> Minecraft (modded packs)<\/td> 2–5 GB<\/td> 10–40 GB<\/td> 30–100+ GB<\/td><\/tr> ARK: Survival Ascended<\/td> 15–30 GB<\/td> 30–80 GB per map<\/td> 50–120+ GB<\/td><\/tr> Palworld<\/td> 8–15 GB<\/td> 15–40 GB<\/td> 20–60 GB<\/td><\/tr> Rust<\/td> 10–20 GB<\/td> 20–60 GB per map<\/td> 30–80 GB<\/td><\/tr> Enshrouded<\/td> 10–15 GB<\/td> 15–35 GB<\/td> 20–50 GB<\/td><\/tr> Valheim<\/td> 0.5–1 GB<\/td> 1–5 GB<\/td> 2–10 GB<\/td><\/tr> Terraria<\/td> 0.2–0.5 GB<\/td> 0.5–2 GB<\/td> 1–5 GB<\/td><\/tr> Factorio<\/td> 0.5–1 GB<\/td> 1–10 GB (megabases)<\/td> 2–15 GB<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n Where the Space Actually Goes<\/h2>\n\n\n\n
The Backup Multiplier: 2–3x Your Live Usage<\/h2>\n\n\n\n
Why Automatic Restart and Save Intervals Matter<\/h2>\n\n\n\n
Monitoring Disk Usage Before It Becomes an Emergency<\/h2>\n\n\n\n
df -h<\/code> and sends an alert to a Discord webhook or email covers most communities. Larger servers should track per-directory growth with a tool like du or ncdu so you can see whether the world, backups, or logs are consuming the space.<\/p>\n\n\n\nA Sizing Formula That Works<\/h2>\n\n\n\n