(入门安装 7 使用 nix清理磁盘)nixos 从0实现全集梦中情os

nixos 一个很大的缺点就是这玩意狂吃磁盘

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sudo nix-env --profile /nix/var/nix/profiles/system --list-generations
sudo nix-env --profile /nix/var/nix/profiles/system --delete-generations +1
sudo nix-env --profile /nix/var/nix/profiles/per-user/root/channels --delete-generations +1
sudo nix-env --profile /nix/var/nix/profiles/per-user/yh/channels --delete-generations +1
sudo nix-env --profile /nix/var/nix/profiles/per-user/yh/profile --delete-generations +1
sudo nix-env --profile /nix/var/nix/profiles/per-user/yh/home-manager --delete-generations +1
nix-collect-garbage
nix-collect-garbage -d 
nix-store --gc --print-roots
nix-store --optimise

+$1 是你想保留的快照次数