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spin-down-hdd

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This commit is contained in:
Daniel Langbein 2023-11-23 12:08:27 +01:00
parent a2c7be1bd3
commit 635796045f
Signed by: langfingaz
GPG Key ID: 6C47C753F0823002
5 changed files with 50 additions and 39 deletions
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2
hosts/yodaHedgehog/configuration.nix
View File

@ -22,7 +22,7 @@
../../modules/btrbk
./btrbk-config.nix
../../modules/de-p1st-monitor.nix
#../../modules/spin-down.nix
#../../modules/spin-down-hdd.nix
../../modules/btrfs-scrub.nix
../../modules/btrfs-mount-options.nix

10
hosts/yodaNas/configuration.nix
View File

@ -26,7 +26,7 @@
./btrbk-config.nix
../../modules/netcup-dns.nix
../../modules/de-p1st-monitor.nix
../../modules/spin-down.nix
../../modules/spin-down-hdd.nix
../../modules/btrfs-scrub.nix
../../modules/btrfs-mount-options.nix
@ -36,6 +36,14 @@
boot.initrd.luks.devices."luks-3d974bd0-f373-469b-8e9c-2d5516e9f0f5".allowDiscards = true;
yoda.btrfsFileSystems = ["/" "/mnt/data" "/mnt/backup"];
#yoda.btrfsMounts = yoda.btrfsFileSystems;
yoda.spin-down-hdd = [
# 4tb1
"ata-WDC_WD40EFRX-68N32N0_WD-WCC7K0CPF0N1"
# 3tb1
"ata-WDC_WD30EFRX-68EUZN0_WD-WCC4N1173157"
# 3tb2
"ata-WDC_WD30EFRX-68EUZN0_WD-WMC4N0564095"
];
boot.kernelParams = [
# Microarchitectural Data Sampling (MDS), see https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html#mitigation-control-on-the-kernel-command-line

8
hosts/yodaYoga/configuration.nix
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@ -10,22 +10,14 @@
../../modules/headless.nix
../../modules/ssh-fde-unlock.nix
#../../modules/git.nix
../../modules/zsh.nix
#../../modules/ssh-client.nix
../../modules/ssh-server.nix
#../../modules/podman.nix
../../modules/docker.nix
#../../modules/docker-pushrm.nix
../../modules/lid-switch-handling.nix
../../modules/sendmail-mta.nix
../../modules/journalwatch.nix
#../../modules/btrbk
#../../modules/spin-down.nix
../../modules/btrfs-scrub.nix
../../modules/btrfs-mount-options.nix
];

4
modules/btrfs-mount-options.nix
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@ -35,8 +35,8 @@ in
config = mkIf (length cfg > 0) {
# For each element (e.g. "/") in `cfg` create this config:
# fileSystems."/".options = [ "compress=zstd" "noatime" "commit=120" ];
fileSystems = builtins.listToAttrs (builtins.map (fs: {
name = fs;
fileSystems = builtins.listToAttrs (builtins.map (btrfs_mount_path: {
name = btrfs_mount_path;
value = { options = [ "compress=zstd" "noatime" "commit=120" ]; };
}) cfg);
};

65
modules/spin-down.nix → modules/spin-down-hdd.nix
View File

@ -1,5 +1,3 @@
{ config, pkgs, ... }:
# hdparm - get/set SATA/IDE device parameters
# -q Handle the next option quietly, suppressing normal output (but not error messages).
# -I Print device information.
@ -61,32 +59,45 @@
# - The standby timeout has been set before already, otherwise it would be spinning.
# - Don't set the standby timeout again, as this will spin up the disk.
{ lib, config, options, pkgs, modulesPath, ... }:
with lib;
let
cfg = config.yoda.spin-down-hdd;
in
{
environment.systemPackages = with pkgs; [
hdparm
];
systemd.services."hdparm-4tb1" = {
description = "Spin down inactive HDD";
wantedBy = [ "multi-user.target" ];
serviceConfig.Type = "oneshot";
script = ''
${pkgs.hdparm}/bin/hdparm -C /dev/disk/by-id/ata-WDC_WD40EFRX-68N32N0_WD-WCC7K0CPF0N1 | ${pkgs.busybox}/bin/grep 'standby' || ${pkgs.hdparm}/bin/hdparm -S 24 /dev/disk/by-id/ata-WDC_WD40EFRX-68N32N0_WD-WCC7K0CPF0N1
'';
options = {
yoda.spin-down-hdd = mkOption {
type = types.listOf types.str;
default = [ ];
example = ["ata-WDC_WD40EFRX-68N32N0_WD-WCC7K0CPF0N1"];
description = ''
List with IDs (/dev/disk/by-id/<ID>) of HDDs to spin down after 10 minutes.
'';
};
};
systemd.services."hdparm-3tb1" = {
description = "Spin down inactive HDD";
wantedBy = [ "multi-user.target" ];
serviceConfig.Type = "oneshot";
script = ''
${pkgs.hdparm}/bin/hdparm -C /dev/disk/by-id/ata-WDC_WD30EFRX-68EUZN0_WD-WCC4N1173157 | ${pkgs.busybox}/bin/grep 'standby' || ${pkgs.hdparm}/bin/hdparm -S 24 /dev/disk/by-id/ata-WDC_WD30EFRX-68EUZN0_WD-WCC4N1173157
'';
};
systemd.services."hdparm-3tb2" = {
description = "Spin down inactive HDD";
wantedBy = [ "multi-user.target" ];
serviceConfig.Type = "oneshot";
script = ''
${pkgs.hdparm}/bin/hdparm -C /dev/disk/by-id/ata-WDC_WD30EFRX-68EUZN0_WD-WMC4N0564095 | ${pkgs.busybox}/bin/grep 'standby' || ${pkgs.hdparm}/bin/hdparm -S 24 /dev/disk/by-id/ata-WDC_WD30EFRX-68EUZN0_WD-WMC4N0564095
'';
config = mkIf (length cfg > 0) {
# TODO: Is this required or is it enough to use `${pkgs.hdparm}` in the systemd service script?
environment.systemPackages = with pkgs; [
hdparm
];
# For each element (e.g. "ata-WDC_WD40EFRX-68N32N0_WD-WCC7K0CPF0N1") in `cfg` create this config:
# systemd.services."hdparm-ata-WDC_WD40EFRX-68N32N0_WD-WCC7K0CPF0N1" = {
# description = ...;
# wantedBy = ...;
# ...
# };
systemd.services = builtins.listToAttrs (builtins.map (id: {
name = "hdparm-${id}";
value = {
description = "Spin down inactive HDD";
wantedBy = [ "multi-user.target" ];
serviceConfig.Type = "oneshot";
script = ''
${pkgs.hdparm}/bin/hdparm -C /dev/disk/by-id/${id} | ${pkgs.busybox}/bin/grep 'standby' || ${pkgs.hdparm}/bin/hdparm -S 24 /dev/disk/by-id/${id}
'';
};
}) cfg);
};
}