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 $initialTime = microtime( true );
  25 $wgProfiler = array( 'class' => 'ProfilerSimpleText' );
  26 error_reporting( E_ALL );
  27
  28 require_once( __DIR__ . '/Maintenance.php' );
  29
  30 /**
  31  * Maintenance script to test fileop performance.
  32  *
  33  * @ingroup Maintenance
  34  */
  35 class TestFileOpPerformance extends Maintenance {
  36         public function __construct() {
  37                 parent::__construct();
  38                 $this->mDescription = "Test fileop performance";
  39                 $this->addOption( 'b1', 'Backend 1', true, true );
  40                 $this->addOption( 'b2', 'Backend 2', false, true );
  41                 $this->addOption( 'srcdir', 'File source directory', true, true );
  42                 $this->addOption( 'maxfiles', 'Max files', false, true );
  43                 $this->addOption( 'quick', 'Avoid operation pre-checks (use doQuickOperations())' );
  44                 $this->addOption( 'parallelize', '"parallelize" flag for doOperations()', false, true );
  45         }
  46
  47         public function execute() {
  48                 $backend = FileBackendGroup::singleton()->get( $this->getOption( 'b1' ) );
  49                 $this->doPerfTest( $backend );
  50
  51                 if ( $this->getOption( 'b2' ) ) {
  52                         $backend = FileBackendGroup::singleton()->get( $this->getOption( 'b2' ) );
  53                         $this->doPerfTest( $backend );
  54                 }
  55
  56                 $profiler = Profiler::instance();
  57                 $profiler->setTemplated( true );
  58
  59                 //NOTE: as of MW1.21, $profiler->logData() is called implicitly by doMaintenance.php.
  60         }
  61
  62         protected function doPerfTest( FileBackend $backend ) {
  63                 $ops1 = array();
  64                 $ops2 = array();
  65                 $ops3 = array();
  66                 $ops4 = array();
  67                 $ops5 = array();
  68
  69                 $baseDir = 'mwstore://' . $backend->getName() . '/testing-cont1';
  70                 $backend->prepare( array( 'dir' => $baseDir ) );
  71
  72                 $dirname = $this->getOption( 'srcdir' );
  73                 $dir = opendir( $dirname );
  74                 if ( !$dir ) {
  75                         return;
  76                 }
  77
  78                 while ( $dir && ( $file = readdir( $dir ) ) !== false ) {
  79                         if ( $file[0] != '.' ) {
  80                                 $this->output( "Using '$dirname/$file' in operations.\n" );
  81                                 $dst = $baseDir . '/' . wfBaseName( $file );
  82                                 $ops1[] = array( 'op' => 'store',
  83                                         'src' => "$dirname/$file", 'dst' => $dst, 'overwrite' => 1);
  84                                 $ops2[] = array( 'op' => 'copy',
  85                                         'src' => "$dst", 'dst' => "$dst-1", 'overwrite' => 1 );
  86                                 $ops3[] = array( 'op' => 'move',
  87                                         'src' => $dst, 'dst' => "$dst-2", 'overwrite' => 1 );
  88                                 $ops4[] = array( 'op' => 'delete', 'src' => "$dst-1" );
  89                                 $ops5[] = array( 'op' => 'delete', 'src' => "$dst-2" );
  90                         }
  91                         if ( count( $ops1 ) >= $this->getOption( 'maxfiles', 20 ) ) {
  92                                 break; // enough
  93                         }
  94                 }
  95                 closedir( $dir );
  96                 $this->output( "\n" );
  97
  98                 $method = $this->hasOption( 'quick' ) ? 'doQuickOperations' : 'doOperations';
  99
 100                 $opts = array( 'force' => 1 );
 101                 if ( $this->hasOption( 'parallelize' ) ) {
 102                         $opts['parallelize'] = ( $this->getOption( 'parallelize' ) === 'true' );
 103                 }
 104
 105                 $start = microtime( true );
 106                 $status = $backend->$method( $ops1, $opts );
 107                 $e = ( microtime( true ) - $start ) * 1000;
 108                 if ( $status->getErrorsArray() ) {
 109                         print_r( $status->getErrorsArray() );
 110                         exit(0);
 111                 }
 112                 $this->output( $backend->getName() . ": Stored " . count( $ops1 ) . " files in $e ms.\n" );
 113
 114                 $start = microtime( true );
 115                 $backend->$method( $ops2, $opts );
 116                 $e = ( microtime( true ) - $start ) * 1000;
 117                 if ( $status->getErrorsArray() ) {
 118                         print_r( $status->getErrorsArray() );
 119                         exit(0);
 120                 }
 121                 $this->output( $backend->getName() . ": Copied " . count( $ops2 ) . " files in $e ms.\n" );
 122
 123                 $start = microtime( true );
 124                 $backend->$method( $ops3, $opts );
 125                 $e = ( microtime( true ) - $start ) * 1000;
 126                 if ( $status->getErrorsArray() ) {
 127                         print_r( $status->getErrorsArray() );
 128                         exit(0);
 129                 }
 130                 $this->output( $backend->getName() . ": Moved " . count( $ops3 ) . " files in $e ms.\n" );
 131
 132                 $start = microtime( true );
 133                 $backend->$method( $ops4, $opts );
 134                 $e = ( microtime( true ) - $start ) * 1000;
 135                 if ( $status->getErrorsArray() ) {
 136                         print_r( $status->getErrorsArray() );
 137                         exit(0);
 138                 }
 139                 $this->output( $backend->getName() . ": Deleted " . count( $ops4 ) . " files in $e ms.\n" );
 140
 141                 $start = microtime( true );
 142                 $backend->$method( $ops5, $opts );
 143                 $e = ( microtime( true ) - $start ) * 1000;
 144                 if ( $status->getErrorsArray() ) {
 145                         print_r( $status->getErrorsArray() );
 146                         exit(0);
 147                 }
 148                 $this->output( $backend->getName() . ": Deleted " . count( $ops5 ) . " files in $e ms.\n" );
 149         }
 150 }
 151
 152 $maintClass = "TestFileOpPerformance";
 153 require_once( RUN_MAINTENANCE_IF_MAIN );