Subversion Repositories ALCASAR

Rev

Rev 2976 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log

Rev Author Line No. Line
2976 rexy 1 
<?php
2 
/**
3 
 * nvidiasmi sensor class, getting hardware temperature information and fan speed from nvidia-smi utility
4 
 *
5 
 * PHP version 5
6 
 *
7 
 * @category  PHP
8 
 * @package   PSI_Sensor
9 
 * @author    Mieczyslaw Nalewaj <namiltd@users.sourceforge.net>
10 
 * @copyright 2020 phpSysInfo
11 
 * @license   http://opensource.org/licenses/gpl-2.0.php GNU General Public License version 2, or (at your option) any later version
12 
 * @version   Release: 3.0
13 
 * @link      http://phpsysinfo.sourceforge.net
14 
 */
15 
class NvidiaSMI extends Sensors
16 
{
17 
    /**
18 
     * content to parse
19 
     *
20 
     * @var array
21 
     */
22 
    private $_gpus = array();
23 
 
24 
    /**
25 
     * fill the private array
26 
     */
27 
    public function __construct()
28 
    {
29 
        parent::__construct();
30 
        if (!defined('PSI_EMU_HOSTNAME')) switch (defined('PSI_SENSOR_NVIDIASMI_ACCESS')?strtolower(PSI_SENSOR_NVIDIASMI_ACCESS):'command') {
31 
        case 'command':
32 
            if (PSI_OS == 'WINNT') {
33 
                $winnt_exe = (defined('PSI_SENSOR_NVIDIASMI_EXE_PATH') && is_string(PSI_SENSOR_NVIDIASMI_EXE_PATH))?strtolower(PSI_SENSOR_NVIDIASMI_EXE_PATH):"c:\\Program Files\\NVIDIA Corporation\\NVSMI\\nvidia-smi.exe";
34 
                if (($_exe=realpath(trim($winnt_exe))) && preg_match("/^([a-zA-Z]:\\\\[^\\\\]+)/", $_exe, $out)) {
35 
                    CommonFunctions::executeProgram('cmd', "/c set ProgramFiles=".$out[1]."^&\"".$_exe."\" -q", $lines);
36 
                } else {
37 
                    $this->error->addConfigError('__construct()', '[sensor_nvidiasmi] EXE_PATH="'.$winnt_exe.'"');
38 
                }
39 
            } else {
40 
                CommonFunctions::executeProgram('nvidia-smi', '-q', $lines);
41 
            }
42 
 
43 
            $this->_gpus = preg_split("/^(?=GPU )/m", $lines, -1, PREG_SPLIT_NO_EMPTY);
44 
            break;
45 
        case 'data':
3037 rexy 46 
            if (CommonFunctions::rftsdata('nvidiasmi.tmp', $lines)) {
2976 rexy 47 
                $this->_gpus = preg_split("/^(?=GPU )/m", $lines, -1, PREG_SPLIT_NO_EMPTY);
48 
            }
49 
            break;
50 
        default:
51 
            $this->error->addConfigError('__construct()', '[sensor_nvidiasmi] ACCESS');
52 
        }
53 
    }
54 
 
55 
    /**
56 
     * get the information
57 
     *
58 
     * @see PSI_Interface_Sensor::build()
59 
     *
3037 rexy 60 
     * @return void
2976 rexy 61 
     */
62 
    public function build()
63 
    {
64 
        $gpuc=count($this->_gpus);
65 
        switch ($gpuc) {
3037 rexy 66 
        case 0:
67 
            $this->error->addError("nvidia-smi", "No values");
68 
            break;
69 
        case 1:
70 
            $this->error->addError("nvidia-smi", "Error: ".$this->_gpus[0]);
71 
            break;
72 
        default:
73 
            for ($c = 0; $c < $gpuc; $c++) {
74 
                if (preg_match("/^\s+GPU Current Temp\s+:\s*(\d+)\s*C\s*$/m", $this->_gpus[$c], $out)) {
75 
                    $dev = new SensorDevice();
76 
                    $dev->setName("GPU ".($c)." (nvidiasmi)");
77 
                    $dev->setValue($out[1]);
78 
                    if (preg_match("/^\s+GPU Shutdown Temp\s+:\s*(\d+)\s*C\s*$/m", $this->_gpus[$c], $out)) {
79 
                        $dev->setMax($out[1]);
2976 rexy 80 
                    }
3037 rexy 81 
                    $this->mbinfo->setMbTemp($dev);
82 
                }
83 
                if (preg_match("/^\s+Power Draw\s+:\s*([\d\.]+)\s*W\s*$/m", $this->_gpus[$c], $out)) {
84 
                    $dev = new SensorDevice();
85 
                    $dev->setName("GPU ".($c)." (nvidiasmi)");
86 
                    $dev->setValue($out[1]);
87 
                    if (preg_match("/^\s+Power Limit\s+:\s*([\d\.]+)\s*W\s*$/m", $this->_gpus[$c], $out)) {
88 
                        $dev->setMax($out[1]);
2976 rexy 89 
                    }
3037 rexy 90 
                    $this->mbinfo->setMbPower($dev);
2976 rexy 91 
                }
3037 rexy 92 
                if (preg_match("/^\s+Fan Speed\s+:\s*(\d+)\s*%\s*$/m", $this->_gpus[$c], $out)) {
93 
                    $dev = new SensorDevice();
94 
                    $dev->setName("GPU ".($c)." (nvidiasmi)");
95 
                    $dev->setValue($out[1]);
96 
                    $dev->setUnit("%");
97 
                    $this->mbinfo->setMbFan($dev);
98 
                }
99 
                if (preg_match("/^\s+Performance State\s+:\s*(\S+)\s*$/m", $this->_gpus[$c], $out)) {
100 
                    $dev = new SensorDevice();
101 
                    $dev->setName("GPU ".($c)." Performance State (nvidiasmi)");
102 
                    $dev->setValue($out[1]);
103 
                    $this->mbinfo->setMbOther($dev);
104 
                }
105 
                if (preg_match("/^\s+Gpu\s+:\s*(\d+)\s*%\s*$/m", $this->_gpus[$c], $out)) {
106 
                    $dev = new SensorDevice();
107 
                    $dev->setName("GPU ".($c)." Utilization (nvidiasmi)");
108 
                    $dev->setValue($out[1]);
109 
                    $dev->setUnit("%");
110 
                    $this->mbinfo->setMbOther($dev);
111 
                }
112 
                if (preg_match("/^\s+Memory\s+:\s*(\d+)\s*%\s*$/m", $this->_gpus[$c], $out)) {
113 
                    $dev = new SensorDevice();
114 
                    $dev->setName("GPU ".($c)." Memory Utilization (nvidiasmi)");
115 
                    $dev->setValue($out[1]);
116 
                    $dev->setUnit("%");
117 
                    $this->mbinfo->setMbOther($dev);
118 
                }
119 
                if (preg_match("/^\s+Encoder\s+:\s*(\d+)\s*%\s*$/m", $this->_gpus[$c], $out)) {
120 
                    $dev = new SensorDevice();
121 
                    $dev->setName("GPU ".($c)." Encoder Utilization (nvidiasmi)");
122 
                    $dev->setValue($out[1]);
123 
                    $dev->setUnit("%");
124 
                    $this->mbinfo->setMbOther($dev);
125 
                }
126 
                if (preg_match("/^\s+Decoder\s+:\s*(\d+)\s*%\s*$/m", $this->_gpus[$c], $out)) {
127 
                    $dev = new SensorDevice();
128 
                    $dev->setName("GPU ".($c)." Decoder Utilization (nvidiasmi)");
129 
                    $dev->setValue($out[1]);
130 
                    $dev->setUnit("%");
131 
                    $this->mbinfo->setMbOther($dev);
132 
                }
133 
            }
2976 rexy 134 
        }
135 
    }
136 
}