{ config, lib, pkgs, ... }: { boot.kernelPackages = lib.mkDefault pkgs.linuxPackages_latest; hardware.enableRedistributableFirmware = lib.mkDefault true; boot.tmpOnTmpfs = true; boot.zfs.enableUnstable = true; boot.kernel.sysctl = { "net.core.rmem_max" = "16777216"; "net.core.wmem_max" ="16777216"; "net.ipv4.tcp_rmem" = "4096 87380 16777216"; "net.ipv4.tcp_wmem" = "4096 65536 16777216"; }; services.journald.extraConfig = "SystemMaxUse=512M"; users.mutableUsers = false; }