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How to use cpu_power class

Best Phoronix-test-suite code snippet using cpu_power

cpu_power.php

Source:cpu_power.php

...14	GNU General Public License for more details.15	You should have received a copy of the GNU General Public License16	along with this program. If not, see <http://www.gnu.org/licenses/>.17*/18class cpu_power extends phodevi_sensor19{20	const SENSOR_TYPE = 'cpu';21	const SENSOR_SENSES = 'power';22	static $cpu_energy = 0;23	static $last_time = 0;24	protected static $amd_energy_sockets = false;25	protected static $cpu_power_inputs = false;26	public function read_sensor()27	{28		if(phodevi::is_linux())29		{30			return $this->cpu_power_linux();31		}32		else if(phodevi::is_macosx())33		{34			return self::read_macosx_power_metrics();35		}36		return -1;		// TODO make -1 a named constant37	}38	public static function get_unit()39	{40		$unit = null;41		if(phodevi::is_linux() && is_readable('/sys/bus/i2c/drivers/ina3221x/0-0041/iio:device1/in_power1_input'))42		{43			$unit = 'Milliwatts';44		}45		else46		{47			$unit = 'Watts';48		}49		return $unit;50	}51	private function cpu_power_linux()52	{53		$cpu_power = -1;54		if(self::$amd_energy_sockets === false)55		{56			self::$amd_energy_sockets = array();57			foreach(pts_file_io::glob('/sys/class/hwmon/hwmon*/name') as $hwmon)58			{59				if(pts_file_io::file_get_contents($hwmon) == 'amd_energy')60				{61					$hwmon_dir = dirname($hwmon);62					foreach(glob($hwmon_dir . '/energy*_label') as $label)63					{64						if(strpos(file_get_contents($label), 'Esocket') !== false)65						{66							self::$amd_energy_sockets[] = str_replace('_label', '_input', $label);67						}68					}69					break;70				}71			}72		}73		if(self::$cpu_power_inputs === false)74		{75			self::$cpu_power_inputs = array();76			foreach(pts_file_io::glob('/sys/class/hwmon/hwmon*/power*_label') as $hwmon)77			{78				if(pts_file_io::file_get_contents($hwmon) == 'CPU power')79				{80					$hwmon = str_replace('_label', '_input', $hwmon);81					if(pts_file_io::file_get_contents($hwmon) > 0)82					{83						self::$cpu_power_inputs[] = $hwmon;84					}85				}86			}87		}88		if(is_readable('/sys/bus/i2c/drivers/ina3221x/0-0041/iio:device1/in_power1_input'))89		{90			$in_power1_input = pts_file_io::file_get_contents('/sys/bus/i2c/drivers/ina3221x/0-0041/iio:device1/in_power1_input');91			if(is_numeric($in_power1_input) && $in_power1_input > 1)92			{93				$cpu_power = $in_power1_input;94			}95		}96		else if(is_readable('/sys/class/powercap/intel-rapl/intel-rapl:0/energy_uj'))97		{98			$rapl_base_path = "/sys/class/powercap/intel-rapl/intel-rapl:";99			$total_energy = 0;100			for($x = 0; $x <= 128; $x++)101			{102				$rapl_base_path_1 = $rapl_base_path . $x;103				if(is_readable($rapl_base_path_1))104				{105					$energy_uj = pts_file_io::file_get_contents($rapl_base_path_1 . '/energy_uj');106					if(is_numeric($energy_uj))107					{108						$total_energy += $energy_uj;109					}110				}111				else112				{113					break;114				}115			}116			if($total_energy > 1)117			{118				if(self::$cpu_energy == 0)119				{120					self::$cpu_energy = $total_energy;121					self::$last_time = time();122					$cpu_power = 0;123				}124				else125				{126					$cpu_power = ($total_energy - self::$cpu_energy) / (time() - self::$last_time) / 1000000;127				}128				self::$last_time = time();129				self::$cpu_energy = $total_energy;130			}131		}132		else if(!empty(self::$amd_energy_sockets))133		{134			$tries = 0;135			do136			{137				$tries++;138				$j1 = 0;139				$j2 = 0;140				foreach(self::$amd_energy_sockets as $f)141				{142					$j1 += trim(file_get_contents($f));143				}144				sleep(1);145				foreach(self::$amd_energy_sockets as $f)146				{147					$j2 += trim(file_get_contents($f));148				}149				$cpu_power = ($j2 - $j1) * 0.0000010;150				// This loop is in case the counters roll over151			}152			while($cpu_power < 1 && $tries < 2);153		}154		else if(!empty(self::$cpu_power_inputs))155		{156			// APM XGene / Ampere Computing157			$cpu_uwatts = 0;158			foreach(self::$cpu_power_inputs as $power_input)159			{160				$pi = pts_file_io::file_get_contents($power_input);161				if(is_numeric($pi))162				{163					$cpu_uwatts += $pi;164				}165			}166			$cpu_power = $cpu_uwatts / 1000000;167		}168		else if(is_readable('/sys/class/hwmon/hwmon0/name') && pts_file_io::file_get_contents('/sys/class/hwmon/hwmon0/name') == 'zenpower')169		{170			foreach(pts_file_io::glob('/sys/class/hwmon/hwmon*/power*_label') as $label)171			{172				if(pts_file_io::file_get_contents($label) == 'SVI2_P_SoC')173				{174					$cpu_power += pts_file_io::file_get_contents(str_replace('_label', '_input', $label));175				}176			}177			if($cpu_power > 100000)178			{179				$cpu_power = $cpu_power / 100000;180			}181		}182		return round($cpu_power, 2);183	}184	public static function read_macosx_power_metrics()185	{186		$watts = 0;187		if(pts_client::executable_in_path('powermetrics'))188		{189			$powermetrics = shell_exec("sudo -n powermetrics -n 1 -i 1 --samplers cpu_power 2>&1");190			if(($x = strpos($powermetrics, 'Package Power: ')) !== false)191			{192				$powermetrics = substr($powermetrics, $x + strlen('Package Power: '));193				if(($x = strpos($powermetrics, ' mW')) !== false)194				{195					$powermetrics = substr($powermetrics, 0, $x);196					if(is_numeric($powermetrics) && $powermetrics > 0)197					{198						$watts = $powermetrics / 1000;199					}200				}201			}202		}203		return $watts;...

cpu_power

Using AI Code Generation

1include_once('pts-core/pts-core.php');2include_once('pts-core/objects/pts_test_profile.php');3include_once('pts-core/objects/pts_test_result.php');4include_once('pts-core/objects/pts_result_file_analyzer.php');5include_once('pts-core/objects/pts_result_file.php');6include_once('pts-core/objects/pts_test_run_request.php');7include_once('pts-core/objects/pts_test_run_manager.php');8include_once('pts-core/objects/pts_test_run_request.php');9include_once('p

cpu_power

Using AI Code Generation

1require_once('pts-core/pts-core.php');2$power = new cpu_power();3$power->start();4$power->stop();5require_once('pts-core/pts-core.php');6$power = new cpu_power();7$power->start();8$power->stop();

cpu_power

Using AI Code Generation

1require_once(PTS_CORE_STATIC_PATH . 'pts_test_installer.php');2$test = new pts_test_installer();3$test->install_test('cpu_power', false, false);4$test = new pts_test_run_manager('cpu_power');5$test->test_profile->set_test_installation(false);6$test->test_profile->set_test_arguments(array('--iterations', '2'));7$test->test_profile->set_result_scale('Watts');

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