diff options
Diffstat (limited to 'modules/nixos/common/kernel.nix')
| -rw-r--r-- | modules/nixos/common/kernel.nix | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/modules/nixos/common/kernel.nix b/modules/nixos/common/kernel.nix deleted file mode 100644 index 5c45b5d..0000000 --- a/modules/nixos/common/kernel.nix +++ /dev/null @@ -1,40 +0,0 @@ -{ lib, ... }: -with lib; -{ - boot = { - # I don't use it even on laptops. It's also /required/ to disable it for - # ZFS[1]. - # [1]: https://github.com/openzfs/zfs/issues/260 - # [1]: https://github.com/openzfs/zfs/issues/12842 - kernelParams = [ "hibernate=no" ]; - - kernel.sysctl = { - "fs.file-max" = pow 2 17; - "fs.inotify.max_user_watches" = pow 2 19; - "fs.suid_dumpable" = 0; - "kernel.core_uses_pid" = 1; - "kernel.exec-shield" = 1; - "kernel.kptr_restrict" = 1; - "kernel.maps_protect" = 1; - "kernel.msgmax" = pow 2 16; - "kernel.msgmnb" = pow 2 16; - "kernel.pid_max" = pow 2 16; - "kernel.randomize_va_space" = 2; - "kernel.shmall" = pow 2 28; - "kernel.shmmax" = pow 2 28; - "kernel.sysrq" = 0; - "vm.dirty_background_bytes" = pow 2 22; - "vm.dirty_background_ratio" = 5; - "vm.dirty_bytes" = pow 2 22; - "vm.dirty_ratio" = 30; - "vm.min_free_kbytes" = pow 2 16; - "vm.mmap_min_addr" = pow 2 12; - "vm.overcommit_memory" = mkDefault 0; - "vm.overcommit_ratio" = mkDefault 50; - "vm.vfs_cache_pressure" = 50; - }; - }; - - # https://docs.kernel.org/admin-guide/mm/ksm.html - hardware.ksm.enable = true; -} |