maintenance/fileOpPerfTest.php

   1 <?php
   2 /**
   3  * Test for fileop performance.
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  * http://www.gnu.org/copyleft/gpl.html
  19  *
  20  * @file
  21  * @ingroup Maintenance
  22  */
  23
  24 $wgProfiler = array( 'class' => 'ProfilerSimpleText' );
  25 error_reporting( E_ALL );
  26
  27 require_once __DIR__ . '/Maintenance.php';
  28
  29 /**
  30  * Maintenance script to test fileop performance.
  31  *
  32  * @ingroup Maintenance
  33  */
  34 class TestFileOpPerformance extends Maintenance {
  35         public function __construct() {
  36                 parent::__construct();
  37                 $this->mDescription = "Test fileop performance";
  38                 $this->addOption( 'b1', 'Backend 1', true, true );
  39                 $this->addOption( 'b2', 'Backend 2', false, true );
  40                 $this->addOption( 'srcdir', 'File source directory', true, true );
  41                 $this->addOption( 'maxfiles', 'Max files', false, true );
  42                 $this->addOption( 'quick', 'Avoid operation pre-checks (use doQuickOperations())' );
  43                 $this->addOption( 'parallelize', '"parallelize" flag for doOperations()', false, true );
  44         }
  45
  46         public function execute() {
  47                 $backend = FileBackendGroup::singleton()->get( $this->getOption( 'b1' ) );
  48                 $this->doPerfTest( $backend );
  49
  50                 if ( $this->getOption( 'b2' ) ) {
  51                         $backend = FileBackendGroup::singleton()->get( $this->getOption( 'b2' ) );
  52                         $this->doPerfTest( $backend );
  53                 }
  54
  55                 $profiler = Profiler::instance();
  56                 $profiler->setTemplated( true );
  57
  58                 //NOTE: as of MW1.21, $profiler->logData() is called implicitly by doMaintenance.php.
  59         }
  60
  61         protected function doPerfTest( FileBackend $backend ) {
  62                 $ops1 = array();
  63                 $ops2 = array();
  64                 $ops3 = array();
  65                 $ops4 = array();
  66                 $ops5 = array();
  67
  68                 $baseDir = 'mwstore://' . $backend->getName() . '/testing-cont1';
  69                 $backend->prepare( array( 'dir' => $baseDir ) );
  70
  71                 $dirname = $this->getOption( 'srcdir' );
  72                 $dir = opendir( $dirname );
  73                 if ( !$dir ) {
  74                         return;
  75                 }
  76
  77                 while ( $dir && ( $file = readdir( $dir ) ) !== false ) {
  78                         if ( $file[0] != '.' ) {
  79                                 $this->output( "Using '$dirname/$file' in operations.\n" );
  80                                 $dst = $baseDir . '/' . wfBaseName( $file );
  81                                 $ops1[] = array( 'op' => 'store',
  82                                         'src' => "$dirname/$file", 'dst' => $dst, 'overwrite' => 1 );
  83                                 $ops2[] = array( 'op' => 'copy',
  84                                         'src' => "$dst", 'dst' => "$dst-1", 'overwrite' => 1 );
  85                                 $ops3[] = array( 'op' => 'move',
  86                                         'src' => $dst, 'dst' => "$dst-2", 'overwrite' => 1 );
  87                                 $ops4[] = array( 'op' => 'delete', 'src' => "$dst-1" );
  88                                 $ops5[] = array( 'op' => 'delete', 'src' => "$dst-2" );
  89                         }
  90                         if ( count( $ops1 ) >= $this->getOption( 'maxfiles', 20 ) ) {
  91                                 break; // enough
  92                         }
  93                 }
  94                 closedir( $dir );
  95                 $this->output( "\n" );
  96
  97                 $method = $this->hasOption( 'quick' ) ? 'doQuickOperations' : 'doOperations';
  98
  99                 $opts = array( 'force' => 1 );
 100                 if ( $this->hasOption( 'parallelize' ) ) {
 101                         $opts['parallelize'] = ( $this->getOption( 'parallelize' ) === 'true' );
 102                 }
 103
 104                 $start = microtime( true );
 105                 $status = $backend->$method( $ops1, $opts );
 106                 $e = ( microtime( true ) - $start ) * 1000;
 107                 if ( $status->getErrorsArray() ) {
 108                         print_r( $status->getErrorsArray() );
 109                         exit( 0 );
 110                 }
 111                 $this->output( $backend->getName() . ": Stored " . count( $ops1 ) . " files in $e ms.\n" );
 112
 113                 $start = microtime( true );
 114                 $backend->$method( $ops2, $opts );
 115                 $e = ( microtime( true ) - $start ) * 1000;
 116                 if ( $status->getErrorsArray() ) {
 117                         print_r( $status->getErrorsArray() );
 118                         exit( 0 );
 119                 }
 120                 $this->output( $backend->getName() . ": Copied " . count( $ops2 ) . " files in $e ms.\n" );
 121
 122                 $start = microtime( true );
 123                 $backend->$method( $ops3, $opts );
 124                 $e = ( microtime( true ) - $start ) * 1000;
 125                 if ( $status->getErrorsArray() ) {
 126                         print_r( $status->getErrorsArray() );
 127                         exit( 0 );
 128                 }
 129                 $this->output( $backend->getName() . ": Moved " . count( $ops3 ) . " files in $e ms.\n" );
 130
 131                 $start = microtime( true );
 132                 $backend->$method( $ops4, $opts );
 133                 $e = ( microtime( true ) - $start ) * 1000;
 134                 if ( $status->getErrorsArray() ) {
 135                         print_r( $status->getErrorsArray() );
 136                         exit( 0 );
 137                 }
 138                 $this->output( $backend->getName() . ": Deleted " . count( $ops4 ) . " files in $e ms.\n" );
 139
 140                 $start = microtime( true );
 141                 $backend->$method( $ops5, $opts );
 142                 $e = ( microtime( true ) - $start ) * 1000;
 143                 if ( $status->getErrorsArray() ) {
 144                         print_r( $status->getErrorsArray() );
 145                         exit( 0 );
 146                 }
 147                 $this->output( $backend->getName() . ": Deleted " . count( $ops5 ) . " files in $e ms.\n" );
 148         }
 149 }
 150
 151 $maintClass = "TestFileOpPerformance";
 152 require_once RUN_MAINTENANCE_IF_MAIN;