{ config, pkgs, lib, ... }: { fileSystems."/".options = ["noatime" "nodiratime" "discard"]; hardware.enableRedistributableFirmware = lib.mkDefault true; boot = { kernel.sysctl = { "max_user_watches" = 524288; "kernel.dmesg_restrict" = true; "kernel.unprivileged_bpf_disabled" = true; "kernel.unprivileged_userns_clone" = 1; "net.core.bpf_jit_harden" = true; }; }; }