maintenance/mctest.php

   1 <?php
   2 /**
   3  * This script makes several 'set', 'incr' and 'get' requests on every
   4  * memcached server and shows a report.
   5  *
   6  * $Id$
   7  * @file
   8  * @ingroup Maintenance
   9  */
  10
  11 require_once( "Maintenance.php" );
  12
  13 class mcTest extends Maintenance {
  14         public function __construct() {
  15                 parent::__construct();
  16                 $this->mDescription = "Makes several 'set', 'incr' and 'get' requests on every"
  17                                                           . " memcached server and shows a report";
  18                 $this->addParam( 'i', 'Number of iterations', false, true );
  19                 $this->addArgs( array( 'server' ) );
  20         }
  21
  22         public function execute() {
  23                 global $wgMemCachedServers;
  24
  25                 $iterations = $this->getOption( 'i', 100 );
  26                 if( $this->hasArg() )
  27                         $wgMemCachedServers = array( $this->getArg() );
  28
  29                 foreach ( $wgMemCachedServers as $server ) {
  30                         $this->output( $server . " " );
  31                         $mcc = new MemCachedClientforWiki( array('persistant' => true) );
  32                         $mcc->set_servers( array( $server ) );
  33                         $set = 0;
  34                         $incr = 0;
  35                         $get = 0;
  36                         $time_start = $this->microtime_float();
  37                         for ( $i=1; $i<=$iterations; $i++ ) {
  38                                 if ( !is_null( $mcc->set( "test$i", $i ) ) ) {
  39                                         $set++;
  40                                 }
  41                         }
  42                         for ( $i=1; $i<=$iterations; $i++ ) {
  43                                 if ( !is_null( $mcc->incr( "test$i", $i ) ) ) {
  44                                         $incr++;
  45                                 }
  46                         }
  47                         for ( $i=1; $i<=$iterations; $i++ ) {
  48                                 $value = $mcc->get( "test$i" );
  49                                 if ( $value == $i*2 ) {
  50                                         $get++;
  51                                 }
  52                         }
  53                         $exectime = $this->microtime_float() - $time_start;
  54
  55                         $this->output( "set: $set   incr: $incr   get: $get time: $exectime\n" );
  56                 }
  57         }
  58
  59         /**
  60          * Return microtime() as a float
  61          * @return float
  62          */
  63         private function microtime_float() {
  64                 list($usec, $sec) = explode(" ", microtime());
  65                 return ((float)$usec + (float)$sec);
  66         }
  67 }
  68
  69 $maintClass = "mcTest";
  70 require_once( DO_MAINTENANCE );