{ lib , pkgs , ... }: { boot = { consoleLogLevel = 3; kernelPackages = lib.mkDefault pkgs.linuxPackages_latest; kernel.sysctl = { "vm.swappiness" = 10; "vm.dirty_ratio" = 3; }; initrd = { availableKernelModules = ["xhci_pci"]; systemd.enable = true; }; }; powerManagement.cpuFreqGovernor = lib.mkDefault "performance"; }