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Understand How Slumber Affects Your Game World

What Freezes and What Doesn't

Slumber Mod pauses all server-side processes when frozen, but it's important to understand what this means for your world and machines.

Processes That Pause

  • Mob behavior: All mobs stop moving, attacking, and spawning
  • Redstone circuits: Repeaters, comparators, and logic gates halt
  • Furnaces and machines: Smelting, cooking, and crafting stop
  • Crop growth: Wheat, trees, and other plants don't grow
  • Fluid flow: Water and lava stop moving
  • Decay and spreading: Fire, mycelium, and vines don't spread

Important Considerations

Planning your farms and contraptions around freezing is crucial. If you have:

  • Automatic farms: They won't produce while frozen — disable the mod if you need offline production
  • Redstone clocks: They'll resume from their frozen state when players return
  • Time-sensitive builds: Consider whether they need continuous operation

Player Experience

When players rejoin, everything resumes instantly. There's no lag spike or reset — the world simply continues from where it paused.