Files
nixos/legacy/server-config/services/monero/xmrig-auto-pause.nix
primary 6448a0427f Add 'legacy/server-config/' from commit '4bc5d57fa69a393877e7019d7673ceb33c3ab4b4'
git-subtree-dir: legacy/server-config
git-subtree-mainline: dc481c24b0
git-subtree-split: 4bc5d57fa6
2026-04-18 00:45:33 -04:00

40 lines
1.2 KiB
Nix

{
config,
lib,
pkgs,
...
}:
lib.mkIf config.services.xmrig.enable {
systemd.services.xmrig-auto-pause = {
description = "Auto-pause xmrig when other services need CPU";
after = [ "xmrig.service" ];
wantedBy = [ "multi-user.target" ];
serviceConfig = {
ExecStart = "${pkgs.python3}/bin/python3 ${./xmrig-auto-pause.py}";
Restart = "always";
RestartSec = "10s";
NoNewPrivileges = true;
ProtectHome = true;
ProtectSystem = "strict";
PrivateTmp = true;
RestrictAddressFamilies = [
"AF_UNIX" # systemctl talks to systemd over D-Bus unix socket
];
MemoryDenyWriteExecute = true;
StateDirectory = "xmrig-auto-pause";
};
environment = {
POLL_INTERVAL = "3";
GRACE_PERIOD = "15";
# Background services (qbittorrent, bitmagnet, postgresql, etc.) produce
# 15-25% non-nice CPU during normal operation. The stop threshold must
# sit above transient spikes; the resume threshold must be below the
# steady-state floor to avoid restarting xmrig while services are active.
CPU_STOP_THRESHOLD = "40";
CPU_RESUME_THRESHOLD = "10";
STARTUP_COOLDOWN = "10";
STATE_DIR = "/var/lib/xmrig-auto-pause";
};
};
}