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#nix-rebuild

Real questions. Useful conversations. Find the people who know your stack.

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Blog131.7K views759 votes0 replies4,855 following

Managing NixOS Generations for Safe Upgrades and Disk Space

Learn how NixOS creates immutable generations, how to list, rollback, and clean them, and what disk‑space trade‑offs to watch.

garbage-collection

nixos generation-managementTasadduq Burneyowner29.8K rep · 05 Jul 2026, 21:06 UTC