PK!throttlestop/__init__.pyPK!k:gthrottlestop/__main__.pyfrom json import dumps, loads from types import SimpleNamespace from .msr import MSR, parse_MSR_PKG_POWER_LIMIT, parse_MSR_RAPL_POWER_UNIT, build_MSR_PKG_POWER_LIMIT, \ MSR_PKG_POWER_LIMIT_ADDR, MSR_RAPL_POWER_UNIT_ADDR, MSR_VOLTAGE_ADDR, parse_MSR_UNDERVOLTAGE, build_MSR_VOLTAGE, \ MSR_VOLTAGE_PLANES, MSR_TEMPERATURE_TARGET_ADDR, parse_MSR_TEMPERATURE_TARGET, build_MSR_TEMPERATURE_TARGET from .tools import NamespaceEncoder def apply_delta(delta: dict, ns: SimpleNamespace): assert isinstance(delta, dict) assert isinstance(ns, SimpleNamespace) for key, value in delta.items(): if isinstance(value, dict): obj = getattr(ns, key) apply_delta(value, obj) else: setattr(ns, key, value) def main(): from argparse import ArgumentParser parser = ArgumentParser() subparsers = parser.add_subparsers(help='sub-command help') tdp_parser = subparsers.add_parser('tdp') tdp_parser.add_argument("tdp", default={}, nargs='?', type=loads) voltage_parser = subparsers.add_parser('voltage') voltage_parser.add_argument("voltage", default={}, nargs='?', type=loads) temperature_parser = subparsers.add_parser('temperature') temperature_parser.add_argument("temperature", default={}, nargs='?', type=loads) args = parser.parse_args() if not vars(args): return msr = MSR() if hasattr(args, 'tdp'): MSR_RAPL_POWER_UNIT = msr.read(MSR_RAPL_POWER_UNIT_ADDR) units = parse_MSR_RAPL_POWER_UNIT(MSR_RAPL_POWER_UNIT) MSR_PKG_POWER_LIMIT = msr.read(MSR_PKG_POWER_LIMIT_ADDR) power_limits = parse_MSR_PKG_POWER_LIMIT(MSR_PKG_POWER_LIMIT, units) if args.tdp: apply_delta(args.tdp, power_limits) result = build_MSR_PKG_POWER_LIMIT(power_limits, units) msr.write(MSR_PKG_POWER_LIMIT_ADDR, result) power_limits = parse_MSR_PKG_POWER_LIMIT(msr.read(MSR_PKG_POWER_LIMIT_ADDR), units) print(dumps(power_limits, indent=4, cls=NamespaceEncoder)) elif hasattr(args, 'voltage'): outputs = {} voltages = args.voltage assert voltages.keys() <= MSR_VOLTAGE_PLANES.keys() for name, index in MSR_VOLTAGE_PLANES.items(): if name in args.voltage: prompt = build_MSR_VOLTAGE(SimpleNamespace(plane=index, voltage=args.voltage[name])) msr.write(MSR_VOLTAGE_ADDR, prompt) # Read back result prompt = build_MSR_VOLTAGE(SimpleNamespace(plane=index, voltage=None)) msr.write(MSR_VOLTAGE_ADDR, prompt) else: prompt = build_MSR_VOLTAGE(SimpleNamespace(plane=index, voltage=None)) msr.write(MSR_VOLTAGE_ADDR, prompt) MSR_VOLTAGE = msr.read(MSR_VOLTAGE_ADDR) outputs[name] = parse_MSR_UNDERVOLTAGE(MSR_VOLTAGE) print(dumps(outputs, indent=4)) else: MSR_TEMPERATURE_TARGET = msr.read(MSR_TEMPERATURE_TARGET_ADDR) temperature_target = parse_MSR_TEMPERATURE_TARGET(MSR_TEMPERATURE_TARGET) if args.temperature: apply_delta(args.temperature, temperature_target) result = build_MSR_TEMPERATURE_TARGET(temperature_target) msr.write(MSR_TEMPERATURE_TARGET_ADDR, result) MSR_TEMPERATURE_TARGET = msr.read(MSR_TEMPERATURE_TARGET_ADDR) temperature_target = parse_MSR_TEMPERATURE_TARGET(MSR_TEMPERATURE_TARGET) print(dumps(temperature_target, indent=4, cls=NamespaceEncoder)) if __name__ == "__main__": main() PK!JTTthrottlestop/install.pyfrom pathlib import Path import sys service_script = """ [Unit] Description=throttlestop [Service] Type=oneshot User=root {exec_lines} [Install] WantedBy=multi-user.target """ timer_script = """ [Unit] Description=Apply throttlestop settings [Timer] Unit=throttlestop.service # Wait 2 minutes after boot before first applying OnBootSec={delay} # Run every {interval} OnUnitActiveSec={interval} [Install] WantedBy=multi-user.target """ def main(): from argparse import ArgumentParser parser = ArgumentParser() parser.add_argument("-i", "--interval", default="30s", type=str) parser.add_argument("-d", "--delay", default="4min", type=str) args = parser.parse_args() lines = [] line_prefix = f"{sys.executable} -m throttlestop " exec_line = "ExecStart={}" print("Enter systemd configuration lines:") while True: line = input(line_prefix) if not line: break lines.append(exec_line.format(line_prefix + line)) target = Path("/etc/systemd/system/throttlestop.timer") target.write_text(timer_script.format(interval=args.interval, delay=args.delay)) service = Path("/etc/systemd/system/throttlestop.service") service.write_text(service_script.format(exec_lines='\n'.join(lines))) print("Finished configuring service!") if __name__ == "__main__": main() PK!S4--throttlestop/msr.pyfrom numbers import Real from types import SimpleNamespace import numpy as np from plumbum import cmd MSR_PKG_POWER_LIMIT_ADDR = 0x610 MSR_RAPL_POWER_UNIT_ADDR = 0x606 MSR_VOLTAGE_ADDR = 0x150 MSR_TEMPERATURE_TARGET_ADDR = 0x1A2 MSR_VOLTAGE_PLANES = { 'cpu': 0, 'gpu': 1, 'cache': 2, 'agent': 3, 'analog_io': 4, } def before(n): """Bits before n exclusive, indexing from 0""" return (1 << n) - 1 def from_(n): """Bits after n inclusive, indexing from 0""" return ~before(n) assert from_(2) & 0b100111 == 0b100100 assert before(5) & 0b1001101 == 0b01101 class MSR: def __init__(self, password=None): self.password = password def _run_command(self, command): if self.password is None: return command() sudo = (cmd.sudo["-S"] << f"{self.password}\n") return sudo(command) def read(self, addr): addr_hex = hex(addr) result = self._run_command(cmd.rdmsr[addr_hex]) return int(result.strip(), 16) def write(self, addr, value): addr_hex = hex(addr) value_hex = hex(value) return self._run_command(cmd.wrmsr[addr_hex, value_hex]) def parse_MSR_RAPL_POWER_UNIT(MSR_RAPL_POWER_UNIT): power = 1 / 2 ** (MSR_RAPL_POWER_UNIT & before(4)) energy = 1 / 2 ** ((MSR_RAPL_POWER_UNIT >> 8) & before(5)) time = 1 / 2 ** ((MSR_RAPL_POWER_UNIT >> 16) & before(4)) return SimpleNamespace(**locals()) def _parse_MSR_PKG_POWER_LIMIT_internal(MSR_PKG_POWER_LIMIT, _units): power_limit = _units.power * (MSR_PKG_POWER_LIMIT & before(15)) power_enabled = bool(MSR_PKG_POWER_LIMIT >> 15 & before(1)) power_clamping_limit = bool(MSR_PKG_POWER_LIMIT >> 16 & before(1)) power_limit_time_window = 2 ** ((MSR_PKG_POWER_LIMIT >> 17) & before(5)) * ( 1 + ((MSR_PKG_POWER_LIMIT >> 22) & before(2)) / 4) * _units.time return SimpleNamespace(**locals()) def parse_MSR_PKG_POWER_LIMIT(MSR_PKG_POWER_LIMIT, _units): first = _parse_MSR_PKG_POWER_LIMIT_internal(MSR_PKG_POWER_LIMIT, _units) second = _parse_MSR_PKG_POWER_LIMIT_internal(MSR_PKG_POWER_LIMIT >> 32, _units) lock = bool(MSR_PKG_POWER_LIMIT & (1 << 63)) return SimpleNamespace(**locals()) def build_MSR_PKG_POWER_LIMIT(_obj, _units, _max_power_limit=60): assert isinstance(_obj.lock, bool) result = _build_MSR_PKG_POWER_LIMIT_internal(_obj.first, _units, _max_power_limit) result |= _build_MSR_PKG_POWER_LIMIT_internal(_obj.second, _units, _max_power_limit) << 32 result |= int(_obj.lock) << 63 return result def _build_MSR_PKG_POWER_LIMIT_internal(_obj, _units, _max_power_limit): assert isinstance(_obj.power_limit, Real), _obj.power_limit assert isinstance(_obj.power_clamping_limit, bool), _obj.power_clamping_limit assert isinstance(_obj.power_enabled, bool), _obj.power_enabled assert isinstance(_obj.power_limit_time_window, Real), _obj.power_limit_time_window assert 0. <= _obj.power_limit <= _max_power_limit, _obj.power_limit assert _obj.power_limit_time_window > 0. value = before(15) & int(_obj.power_limit / _units.power) value |= int(_obj.power_enabled) << 15 value |= int(_obj.power_clamping_limit) << 16 k, y = determine_k_y(_obj.power_limit_time_window / _units.time) value |= before(24) & ((k << 5 | y) << 17) return value def determine_k_y(p): """where p has no units""" k = np.arange(4) f = 1 + k / 4 # Evaluate for all k the y values y = (np.log(p) - np.log(f)) / np.log(2) # Determine the extrema (floor and ceil) y_min = np.floor(y[-1]).astype(np.int_) y_max = np.ceil(y[0]).astype(np.int_) # Find the parameters which minimise the error error = np.inf solution = None for i, yi in enumerate(range(y_min, y_max + 1)): for j, fi in enumerate(f): dp = np.abs(2 ** yi * fi - p) if dp < error: error = dp solution = k[j], yi return solution def _calculate_voltage_offset(voltage): assert -1023 <= voltage <= 1024 rounded_offset = round(1.024 * voltage) return 0xFFE00000 & ((rounded_offset & 0xFFF) << 21) def parse_MSR_UNDERVOLTAGE(value): x = (value >> 21) return (x if x <= 1024 else (x - 2048)) / 1.024 def build_MSR_VOLTAGE(obj, allow_overvoltage=False): assert obj.plane in MSR_VOLTAGE_PLANES.values() if obj.voltage is not None: assert isinstance(obj.voltage, int), obj.voltage if not allow_overvoltage: assert obj.voltage <= 0 offset = _calculate_voltage_offset(obj.voltage) else: offset = None return 1 << 63 | (obj.plane << 32 + 4 + 4) | (1 << (32 + 4)) | ((offset is not None) << 32) | \ (offset or 0) def parse_MSR_TEMPERATURE_TARGET(MSR_TEMPERATURE_TARGET): offset = (MSR_TEMPERATURE_TARGET & before(30)) >> 24 base = (MSR_TEMPERATURE_TARGET & before(24)) >> 16 tau = MSR_TEMPERATURE_TARGET & before(7) return SimpleNamespace(**locals()) def build_MSR_TEMPERATURE_TARGET(_obj): assert 0 <= _obj.offset < _obj.base, f"Target must lie in interval [0, {_obj.base})" assert 20 < _obj.base <= 100, f"Target must be above approximate room temperature, not {_obj.base}" assert _obj.tau < 2**6-1, f"Tau can only fit within 6 bits, {_obj.tau} is too large" value = _obj.tau value |= _obj.offset << 24 return value PK!throttlestop/tools.pyfrom json import JSONEncoder from types import SimpleNamespace _NAMESPACE_KEY = '__types.SimpleNamespace' class NamespaceEncoder(JSONEncoder): def default(self, o): if isinstance(o, SimpleNamespace): return {**{k: v for k, v in vars(o).items() if not k.startswith("_")}, _NAMESPACE_KEY: True} # Let the base class default method raise the TypeError return JSONEncoder.default(self, o) def namespace_object_hook(o): if _NAMESPACE_KEY in o: return SimpleNamespace(**o) return o PK!//(throttlestop-0.0.3.dist-info/LICENSE.txtMIT License Copyright (c) 2018 Angus Hollands Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. PK!HڽTU"throttlestop-0.0.3.dist-info/WHEEL A н#Z;/"d&F[xzw@Zpy3Fv]\fi4WZ^EgM_-]#0(q7PK!HK_%throttlestop-0.0.3.dist-info/METADATAMO1smvA1iH~ KSao7Fo\;(WAAq)F!c?󒗼[keFD:?` 6%{20=XOa򉟸l,=5^|W2?烳Ul2ѰUd6 PK!HUV#throttlestop-0.0.3.dist-info/RECORD}r@@} S ,`"l(04t+׿z d[ui1tֈЮLb$ΐ"KMoS6͑(1b{3kMۙD &3hu|G36k䬻p`m1 n MM UV˗:%ep] \+kb XrB)