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| 1 | <?php |
| 2 | /** |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License as published by |
| 5 | * the Free Software Foundation; either version 2 of the License, or |
| 6 | * (at your option) any later version. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public License along |
| 14 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 15 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 16 | * http://www.gnu.org/copyleft/gpl.html |
| 17 | * |
| 18 | * @file |
| 19 | */ |
| 20 | |
| 21 | /** |
| 22 | * @ingroup Profiler |
| 23 | * @since 1.33 |
| 24 | * @see $wgProfiler |
| 25 | */ |
| 26 | class ProfilerExcimer extends Profiler { |
| 27 | /** @var ExcimerProfiler */ |
| 28 | private $cpuProf; |
| 29 | /** @var ExcimerProfiler */ |
| 30 | private $realProf; |
| 31 | private $period; |
| 32 | |
| 33 | /** |
| 34 | * @param array $params Associative array of parameters: |
| 35 | * - period: The sampling period |
| 36 | * - maxDepth: The maximum stack depth collected |
| 37 | * - cpuProfiler: A pre-started ExcimerProfiler instance for CPU |
| 38 | * profiling of the entire request including configuration. |
| 39 | * - realProfiler: A pre-started ExcimerProfiler instance for wall |
| 40 | * clock profiling of the entire request. |
| 41 | */ |
| 42 | public function __construct( array $params = [] ) { |
| 43 | parent::__construct( $params ); |
| 44 | |
| 45 | $this->period = $params['period'] ?? 0.01; |
| 46 | $maxDepth = $params['maxDepth'] ?? 100; |
| 47 | |
| 48 | if ( isset( $params['cpuProfiler'] ) ) { |
| 49 | $this->cpuProf = $params['cpuProfiler']; |
| 50 | } else { |
| 51 | $this->cpuProf = new ExcimerProfiler; |
| 52 | $this->cpuProf->setEventType( EXCIMER_CPU ); |
| 53 | $this->cpuProf->setPeriod( $this->period ); |
| 54 | $this->cpuProf->setMaxDepth( $maxDepth ); |
| 55 | $this->cpuProf->start(); |
| 56 | } |
| 57 | |
| 58 | if ( isset( $params['realProfiler'] ) ) { |
| 59 | $this->realProf = $params['realProfiler']; |
| 60 | } else { |
| 61 | $this->realProf = new ExcimerProfiler; |
| 62 | $this->realProf->setEventType( EXCIMER_REAL ); |
| 63 | $this->realProf->setPeriod( $this->period ); |
| 64 | $this->realProf->setMaxDepth( $maxDepth ); |
| 65 | $this->realProf->start(); |
| 66 | } |
| 67 | } |
| 68 | |
| 69 | public function scopedProfileIn( $section ) { |
| 70 | } |
| 71 | |
| 72 | public function close() { |
| 73 | $this->cpuProf->stop(); |
| 74 | $this->realProf->stop(); |
| 75 | } |
| 76 | |
| 77 | public function getFunctionStats() { |
| 78 | $this->close(); |
| 79 | $cpuStats = $this->cpuProf->getLog()->aggregateByFunction(); |
| 80 | '@phan-var array $cpuStats'; |
| 81 | $realStats = $this->realProf->getLog()->aggregateByFunction(); |
| 82 | '@phan-var array $realStats'; |
| 83 | $allNames = array_keys( $realStats + $cpuStats ); |
| 84 | $cpuSamples = $this->cpuProf->getLog()->getEventCount(); |
| 85 | $realSamples = $this->realProf->getLog()->getEventCount(); |
| 86 | |
| 87 | $resultStats = [ [ |
| 88 | 'name' => '-total', |
| 89 | 'calls' => 1, |
| 90 | 'memory' => 0, |
| 91 | '%memory' => 0, |
| 92 | 'min_real' => 0, |
| 93 | 'max_real' => 0, |
| 94 | 'cpu' => $cpuSamples * $this->period * 1000, |
| 95 | '%cpu' => 100, |
| 96 | 'real' => $realSamples * $this->period * 1000, |
| 97 | '%real' => 100, |
| 98 | ] ]; |
| 99 | |
| 100 | foreach ( $allNames as $funcName ) { |
| 101 | $cpuEntry = $cpuStats[$funcName] ?? false; |
| 102 | $realEntry = $realStats[$funcName] ?? false; |
| 103 | $resultEntry = [ |
| 104 | 'name' => $funcName, |
| 105 | 'calls' => 0, |
| 106 | 'memory' => 0, |
| 107 | '%memory' => 0, |
| 108 | 'min_real' => 0, |
| 109 | 'max_real' => 0, |
| 110 | ]; |
| 111 | |
| 112 | if ( $cpuEntry ) { |
| 113 | $resultEntry['cpu'] = $cpuEntry['inclusive'] * $this->period * 1000; |
| 114 | $resultEntry['%cpu'] = $cpuEntry['inclusive'] / $cpuSamples * 100; |
| 115 | } else { |
| 116 | $resultEntry['cpu'] = 0; |
| 117 | $resultEntry['%cpu'] = 0; |
| 118 | } |
| 119 | if ( $realEntry ) { |
| 120 | $resultEntry['real'] = $realEntry['inclusive'] * $this->period * 1000; |
| 121 | $resultEntry['%real'] = $realEntry['inclusive'] / $realSamples * 100; |
| 122 | } else { |
| 123 | $resultEntry['real'] = 0; |
| 124 | $resultEntry['%real'] = 0; |
| 125 | } |
| 126 | |
| 127 | $resultStats[] = $resultEntry; |
| 128 | } |
| 129 | return $resultStats; |
| 130 | } |
| 131 | |
| 132 | public function getOutput() { |
| 133 | $this->close(); |
| 134 | $cpuLog = $this->cpuProf->getLog(); |
| 135 | $realLog = $this->realProf->getLog(); |
| 136 | $cpuStats = $cpuLog->aggregateByFunction(); |
| 137 | '@phan-var array $cpuStats'; |
| 138 | $realStats = $realLog->aggregateByFunction(); |
| 139 | '@phan-var array $realStats'; |
| 140 | $allNames = array_keys( $cpuStats + $realStats ); |
| 141 | $cpuSamples = $cpuLog->getEventCount(); |
| 142 | $realSamples = $realLog->getEventCount(); |
| 143 | |
| 144 | $result = ''; |
| 145 | |
| 146 | $titleFormat = "%-70s %10s %11s %10s %11s %10s %11s %10s %11s\n"; |
| 147 | $statsFormat = "%-70s %10d %10.1f%% %10d %10.1f%% %10d %10.1f%% %10d %10.1f%%\n"; |
| 148 | $result .= sprintf( $titleFormat, |
| 149 | 'Name', |
| 150 | 'CPU incl', 'CPU incl%', 'CPU self', 'CPU self%', |
| 151 | 'Real incl', 'Real incl%', 'Real self', 'Real self%' |
| 152 | ); |
| 153 | |
| 154 | foreach ( $allNames as $funcName ) { |
| 155 | $realEntry = $realStats[$funcName] ?? false; |
| 156 | $cpuEntry = $cpuStats[$funcName] ?? false; |
| 157 | $realIncl = $realEntry ? $realEntry['inclusive'] : 0; |
| 158 | $realSelf = $realEntry ? $realEntry['self'] : 0; |
| 159 | $cpuIncl = $cpuEntry ? $cpuEntry['inclusive'] : 0; |
| 160 | $cpuSelf = $cpuEntry ? $cpuEntry['self'] : 0; |
| 161 | $result .= sprintf( $statsFormat, |
| 162 | $funcName, |
| 163 | $cpuIncl * $this->period * 1000, |
| 164 | $cpuIncl == 0 ? 0 : $cpuIncl / $cpuSamples * 100, |
| 165 | $cpuSelf * $this->period * 1000, |
| 166 | $cpuSelf == 0 ? 0 : $cpuSelf / $cpuSamples * 100, |
| 167 | $realIncl * $this->period * 1000, |
| 168 | $realIncl == 0 ? 0 : $realIncl / $realSamples * 100, |
| 169 | $realSelf * $this->period * 1000, |
| 170 | $realSelf == 0 ? 0 : $realSelf / $realSamples * 100 |
| 171 | ); |
| 172 | } |
| 173 | |
| 174 | return $result; |
| 175 | } |
| 176 | } |