profileinfo.php

   1 <?php
   2 /**
   3  * Show profiling data.
   4  *
   5  * Copyright 2005 Kate Turner.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a copy
   8  * of this software and associated documentation files (the "Software"), to deal
   9  * in the Software without restriction, including without limitation the rights
  10  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  11  * copies of the Software, and to permit persons to whom the Software is
  12  * furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be included in
  15  * all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  20  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23  * SOFTWARE.
  24  *
  25  * @file
  26  */
  27
  28 ini_set( 'zlib.output_compression', 'off' );
  29
  30 $wgEnableProfileInfo = $wgProfileToDatabase = false;
  31
  32 require_once( './includes/WebStart.php' );
  33
  34 ?>
  35 <html>
  36 <head>
  37 <title>Profiling data</title>
  38 <style type="text/css">
  39         th {
  40                 text-align: left;
  41                 border-bottom: solid 1px black;
  42         }
  43
  44         th, td {
  45                 padding-left: 0.5em;
  46                 padding-right: 0.5em;
  47         }
  48
  49         td.timep, td.memoryp, td.count, td.cpr, td.tpc, td.mpc, td.tpr, td.mpr {
  50                 text-align: right;
  51         }
  52         td.timep, td.tpc, td.tpr {
  53                 background-color: #fffff0;
  54         }
  55         td.memoryp, td.mpc, td.mpr {
  56                 background-color: #f0f8ff;
  57         }
  58         td.count, td,cpr {
  59                 background-color: #f0fff0;
  60         }
  61         td.name {
  62                 background-color: #f9f9f9;
  63         }
  64 </style>
  65 </head>
  66 <body>
  67 <?php
  68
  69 if ( !$wgEnableProfileInfo ) {
  70         echo "<p>Disabled</p>\n";
  71         echo "</body></html>";
  72         exit( 1 );
  73 }
  74
  75 $expand = array();
  76 if ( isset( $_REQUEST['expand'] ) )
  77         foreach( explode( ',', $_REQUEST['expand'] ) as $f )
  78                 $expand[$f] = true;
  79
  80 class profile_point {
  81         var $name;
  82         var $count;
  83         var $time;
  84         var $children;
  85
  86         static $totaltime, $totalmemory, $totalcount;
  87
  88         function __construct( $name, $count, $time, $memory ) {
  89                 $this->name = $name;
  90                 $this->count = $count;
  91                 $this->time = $time;
  92                 $this->memory = $memory;
  93                 $this->children = array();
  94         }
  95
  96         function add_child( $child ) {
  97                 $this->children[] = $child;
  98         }
  99
 100         function display( $expand, $indent = 0.0 ) {
 101                 usort( $this->children, 'compare_point' );
 102
 103                 $ex = isset( $expand[$this->name()] );
 104
 105                 if ( !$ex ) {
 106                         if ( count( $this->children ) ) {
 107                                 $url = getEscapedProfileUrl( false, false, $expand + array( $this->name() => true ) );
 108                                 $extet = " <a href=\"$url\">[+]</a>";
 109                         } else {
 110                                 $extet = '';
 111                         }
 112                 } else {
 113                         $e = array();
 114                         foreach ( $expand as $name => $ep ) {
 115                                 if ( $name != $this->name() ) {
 116                                         $e += array( $name => $ep );
 117                                 }
 118                         }
 119
 120                         $extet = " <a href=\"" . getEscapedProfileUrl( false, false, $e ) . "\">[–]</a>";
 121                 }
 122                 ?>
 123                 <tr>
 124                 <td class="name" style="padding-left: <?php echo $indent ?>em;">
 125                         <?php echo htmlspecialchars( $this->name() ) . $extet ?>
 126                 </td>
 127                 <td class="timep"><?php echo @wfPercent( $this->time() / self::$totaltime * 100 ) ?></td>
 128                 <td class="memoryp"><?php echo @wfPercent( $this->memory() / self::$totalmemory * 100 ) ?></td>
 129                 <td class="count"><?php echo $this->count() ?></td>
 130                 <td class="cpr"><?php echo round( sprintf( '%.2f', $this->callsPerRequest() ), 2 ) ?></td>
 131                 <td class="tpc"><?php echo round( sprintf( '%.2f', $this->timePerCall() ), 2 ) ?></td>
 132                 <td class="mpc"><?php echo round( sprintf( '%.2f' ,$this->memoryPerCall() / 1024 ), 2 ) ?></td>
 133                 <td class="tpr"><?php echo @round( sprintf( '%.2f', $this->time() / self::$totalcount ), 2 ) ?></td>
 134                 <td class="mpr"><?php echo @round( sprintf( '%.2f' ,$this->memory() / self::$totalcount / 1024 ), 2 ) ?></td>
 135                 </tr>
 136                 <?php
 137                 if ( $ex ) {
 138                         foreach ( $this->children as $child ) {
 139                                 $child->display( $expand, $indent + 2 );
 140                         }
 141                 }
 142         }
 143
 144         function name() {
 145                 return $this->name;
 146         }
 147
 148         function count() {
 149                 return $this->count;
 150         }
 151
 152         function time() {
 153                 return $this->time;
 154         }
 155
 156         function memory() {
 157                 return $this->memory;
 158         }
 159
 160         function timePerCall() {
 161                 return @( $this->time / $this->count );
 162         }
 163
 164         function memoryPerCall() {
 165                 return @( $this->memory / $this->count );
 166         }
 167
 168         function callsPerRequest() {
 169                 return @( $this->count / self::$totalcount );
 170         }
 171
 172         function timePerRequest() {
 173                 return @( $this->time / self::$totalcount );
 174         }
 175
 176         function memoryPerRequest() {
 177                 return @( $this->memory / self::$totalcount );
 178         }
 179
 180         function fmttime() {
 181                 return sprintf( "%5.02f", $this->time );
 182         }
 183 };
 184
 185 function compare_point( $a, $b ) {
 186         global $sort;
 187         switch ( $sort ) {
 188         case "name":
 189                 return strcmp( $a->name(), $b->name() );
 190         case "time":
 191                 return $a->time() > $b->time() ? -1 : 1;
 192         case "memory":
 193                 return $a->memory() > $b->memory() ? -1 : 1;
 194         case "count":
 195                 return $a->count() > $b->count() ? -1 : 1;
 196         case "time_per_call":
 197                 return $a->timePerCall() > $b->timePerCall() ? -1 : 1;
 198         case "memory_per_call":
 199                 return $a->memoryPerCall() > $b->memoryPerCall() ? -1 : 1;
 200         case "calls_per_req":
 201                 return $a->callsPerRequest() > $b->callsPerRequest() ? -1 : 1;
 202         case "time_per_req":
 203                 return $a->timePerRequest() > $b->timePerRequest() ? -1 : 1;
 204         case "memory_per_req":
 205                 return $a->memoryPerRequest() > $b->memoryPerRequest() ? -1 : 1;
 206         }
 207 }
 208
 209 $sorts = array( 'time', 'memory', 'count', 'calls_per_req', 'name',
 210         'time_per_call', 'memory_per_call', 'time_per_req', 'memory_per_req' );
 211 $sort = 'time';
 212 if ( isset( $_REQUEST['sort'] ) && in_array( $_REQUEST['sort'], $sorts ) )
 213         $sort = $_REQUEST['sort'];
 214
 215
 216 $dbr = wfGetDB( DB_SLAVE );
 217 $res = $dbr->select( 'profiling', '*', array(), 'profileinfo.php', array( 'ORDER BY' => 'pf_name ASC' ) );
 218
 219 if (isset( $_REQUEST['filter'] ) )
 220         $filter = $_REQUEST['filter'];
 221 else
 222         $filter = '';
 223
 224 ?>
 225 <form method="get" action="profileinfo.php">
 226 <p>
 227 <input type="text" name="filter" value="<?php echo htmlspecialchars($filter)?>"/>
 228 <input type="hidden" name="sort" value="<?php echo htmlspecialchars($sort)?>"/>
 229 <input type="hidden" name="expand" value="<?php echo htmlspecialchars(implode(",", array_keys($expand)))?>"/>
 230 <input type="submit" value="Filter" />
 231 </p>
 232 </form>
 233
 234 <table cellspacing="0" border="1">
 235 <tr id="top">
 236 <th><a href="<?php echo getEscapedProfileUrl( false, 'name' ) ?>">Name</a></th>
 237 <th><a href="<?php echo getEscapedProfileUrl( false, 'time' ) ?>">Time (%)</a></th>
 238 <th><a href="<?php echo getEscapedProfileUrl( false, 'memory' ) ?>">Memory (%)</a></th>
 239 <th><a href="<?php echo getEscapedProfileUrl( false, 'count' ) ?>">Count</a></th>
 240 <th><a href="<?php echo getEscapedProfileUrl( false, 'calls_per_req' ) ?>">Calls/req</a></th>
 241 <th><a href="<?php echo getEscapedProfileUrl( false, 'time_per_call' ) ?>">ms/call</a></th>
 242 <th><a href="<?php echo getEscapedProfileUrl( false, 'memory_per_call' ) ?>">kb/call</a></th>
 243 <th><a href="<?php echo getEscapedProfileUrl( false, 'time_per_req' ) ?>">ms/req</a></th>
 244 <th><a href="<?php echo getEscapedProfileUrl( false, 'memory_per_req' ) ?>">kb/req</a></th>
 245 </tr>
 246 <?php
 247 profile_point::$totaltime = 0.0;
 248 profile_point::$totalcount = 0;
 249 profile_point::$totalmemory = 0.0;
 250
 251 function getEscapedProfileUrl( $_filter = false, $_sort = false, $_expand = false ) {
 252         global $filter, $sort, $expand;
 253
 254         if ( $_expand === false )
 255                 $_expand = $expand;
 256
 257         return htmlspecialchars(
 258                 '?' .
 259                 wfArrayToCGI( array(
 260                         'filter' => $_filter ? $_filter : $filter,
 261                         'sort' => $_sort ? $_sort : $sort,
 262                         'expand' => implode( ',', array_keys( $_expand ) )
 263                 ) )
 264         );
 265 }
 266
 267 $points = array();
 268 $queries = array();
 269 $sqltotal = 0.0;
 270
 271 $last = false;
 272 foreach( $res as $o ) {
 273         $next = new profile_point( $o->pf_name, $o->pf_count, $o->pf_time, $o->pf_memory );
 274         if( $next->name() == '-total' ) {
 275                 profile_point::$totaltime = $next->time();
 276                 profile_point::$totalcount = $next->count();
 277                 profile_point::$totalmemory = $next->memory();
 278         }
 279         if ( $last !== false ) {
 280                 if ( preg_match( "/^".preg_quote( $last->name(), "/" )."/", $next->name() ) ) {
 281                         $last->add_child($next);
 282                         continue;
 283                 }
 284         }
 285         $last = $next;
 286         if ( preg_match( "/^query: /", $next->name() ) || preg_match( "/^query-m: /", $next->name() ) ) {
 287                 $sqltotal += $next->time();
 288                 $queries[] = $next;
 289         } else {
 290                 $points[] = $next;
 291         }
 292 }
 293
 294 $s = new profile_point( "SQL Queries", 0, $sqltotal, 0, 0 );
 295 foreach ( $queries as $q )
 296         $s->add_child($q);
 297 $points[] = $s;
 298
 299 usort( $points, "compare_point" );
 300
 301 foreach ( $points as $point ) {
 302         if ( strlen( $filter ) && !strstr( $point->name(), $filter ) )
 303                 continue;
 304
 305         $point->display( $expand );
 306 }
 307 ?>
 308 </table>
 309
 310 <p>Total time: <tt><?php printf("%5.02f", profile_point::$totaltime) ?></tt></p>
 311 <p>Total memory: <tt><?php printf("%5.02f", profile_point::$totalmemory / 1024 ) ?></tt></p>
 312 </body>
 313 </html>