server_status.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  * displays status variables with descriptions and some hints an optmizing
   5  *  + reset status variables
   6  *
   7  * @version $Id$
   8  */
   9
  10 /**
  11  *
  12  */
  13 if (! defined('PMA_NO_VARIABLES_IMPORT')) {
  14     define('PMA_NO_VARIABLES_IMPORT', true);
  15 }
  16 require_once './libraries/common.inc.php';
  17
  18 /**
  19  * Does the common work
  20  */
  21 require './libraries/server_common.inc.php';
  22
  23
  24 /**
  25  * Displays the links
  26  */
  27 require './libraries/server_links.inc.php';
  28
  29
  30 /**
  31  * Displays the sub-page heading
  32  */
  33 echo '<div id="serverstatus">' . "\n";
  34 echo '<h2>' . "\n"
  35    . ($GLOBALS['cfg']['MainPageIconic']
  36        ? '<img class="icon" src="' . $GLOBALS['pmaThemeImage'] .
  37          's_status.png" width="16" height="16" alt="" />'
  38        : '')
  39    . $strServerStatus . "\n"
  40    . '</h2>' . "\n";
  41
  42
  43 /**
  44  * flush status variables if requested
  45  */
  46 if (isset($_REQUEST['flush'])) {
  47     $_flush_commands = array(
  48         'STATUS',
  49         'TABLES',
  50         'QUERY CACHE',
  51     );
  52
  53     if (in_array($_REQUEST['flush'], $_flush_commands)) {
  54         PMA_DBI_query('FLUSH ' . $_REQUEST['flush'] . ';');
  55     }
  56     unset($_flush_commands);
  57 }
  58
  59
  60 /**
  61  * get status from server
  62  */
  63 if (PMA_MYSQL_INT_VERSION >= 50002) {
  64     $server_status = PMA_DBI_fetch_result('SHOW GLOBAL STATUS', 0, 1);
  65 } else {
  66     $server_status = PMA_DBI_fetch_result('SHOW STATUS', 0, 1);
  67 }
  68
  69
  70 /**
  71  * for some calculations we require also some server settings
  72  */
  73 if (PMA_MYSQL_INT_VERSION >= 40003) {
  74     $server_variables = PMA_DBI_fetch_result('SHOW GLOBAL VARIABLES', 0, 1);
  75 } else {
  76     $server_variables = PMA_DBI_fetch_result('SHOW VARIABLES', 0, 1);
  77 }
  78
  79
  80 /**
  81  * starttime calculation
  82  */
  83 $start_time = PMA_DBI_fetch_value(
  84     'SELECT UNIX_TIMESTAMP() - ' . $server_status['Uptime']);
  85
  86
  87 /**
  88  * cleanup some deprecated values
  89  */
  90 $deprecated = array(
  91     'Com_prepare_sql' => 'Com_stmt_prepare',
  92     'Com_execute_sql' => 'Com_stmt_execute',
  93     'Com_dealloc_sql' => 'Com_stmt_close',
  94 );
  95
  96 foreach ($deprecated as $old => $new) {
  97     if (isset($server_status[$old])
  98       && isset($server_status[$new])) {
  99         unset($server_status[$old]);
 100     }
 101 }
 102 unset($deprecated);
 103
 104
 105 /**
 106  * calculate some values
 107  */
 108 // Key_buffer_fraction
 109 if (isset($server_status['Key_blocks_unused'])
 110   && isset($server_variables['key_cache_block_size'])
 111   && isset($server_variables['key_buffer_size'])) {
 112     $server_status['Key_buffer_fraction_%'] =
 113         100
 114       - $server_status['Key_blocks_unused']
 115       * $server_variables['key_cache_block_size']
 116       / $server_variables['key_buffer_size']
 117       * 100;
 118 } elseif (
 119      isset($server_status['Key_blocks_used'])
 120   && isset($server_variables['key_buffer_size'])) {
 121     $server_status['Key_buffer_fraction_%'] =
 122         $server_status['Key_blocks_used']
 123       * 1024
 124       / $server_variables['key_buffer_size'];
 125   }
 126
 127 // Ratio for key read/write
 128 if (isset($server_status['Key_writes'])
 129     && isset($server_status['Key_write_requests'])
 130     && $server_status['Key_write_requests'] > 0)
 131         $server_status['Key_write_ratio_%'] = 100 * $server_status['Key_writes'] / $server_status['Key_write_requests'];
 132
 133 if (isset($server_status['Key_reads'])
 134     && isset($server_status['Key_read_requests'])
 135     && $server_status['Key_read_requests'] > 0)
 136         $server_status['Key_read_ratio_%'] = 100 * $server_status['Key_reads'] / $server_status['Key_read_requests'];
 137
 138 // Threads_cache_hitrate
 139 if (isset($server_status['Threads_created'])
 140   && isset($server_status['Connections'])
 141   && $server_status['Connections'] > 0) {
 142     $server_status['Threads_cache_hitrate_%'] =
 143         100
 144       - $server_status['Threads_created']
 145       / $server_status['Connections']
 146       * 100;
 147 }
 148
 149
 150 /**
 151  * define some alerts
 152  */
 153 // name => max value before alert
 154 $alerts = array(
 155     // lower is better
 156     // variable => max value
 157     'Aborted_clients' => 0,
 158     'Aborted_connects' => 0,
 159
 160     'Binlog_cache_disk_use' => 0,
 161
 162     'Created_tmp_disk_tables' => 0,
 163
 164     'Handler_read_rnd' => 0,
 165     'Handler_read_rnd_next' => 0,
 166
 167     'Innodb_buffer_pool_pages_dirty' => 0,
 168     'Innodb_buffer_pool_reads' => 0,
 169     'Innodb_buffer_pool_wait_free' => 0,
 170     'Innodb_log_waits' => 0,
 171     'Innodb_row_lock_time_avg' => 10, // ms
 172     'Innodb_row_lock_time_max' => 50, // ms
 173     'Innodb_row_lock_waits' => 0,
 174
 175     'Slow_queries' => 0,
 176     'Delayed_errors' => 0,
 177     'Select_full_join' => 0,
 178     'Select_range_check' => 0,
 179     'Sort_merge_passes' => 0,
 180     'Opened_tables' => 0,
 181     'Table_locks_waited' => 0,
 182     'Qcache_lowmem_prunes' => 0,
 183     'Slow_launch_threads' => 0,
 184
 185     // depends on Key_read_requests
 186     // normaly lower then 1:0.01
 187     'Key_reads' => (0.01 * $server_status['Key_read_requests']),
 188     // depends on Key_write_requests
 189     // normaly nearly 1:1
 190     'Key_writes' => (0.9 * $server_status['Key_write_requests']),
 191
 192     'Key_buffer_fraction' => 0.5,
 193
 194     // alert if more than 95% of thread cache is in use
 195     'Threads_cached' => 0.95 * $server_variables['thread_cache_size']
 196
 197     // higher is better
 198     // variable => min value
 199     //'Handler read key' => '> ',
 200 );
 201
 202
 203 /**
 204  * split variables in sections
 205  */
 206 $allocations = array(
 207     // variable name => section
 208
 209     'Com_'              => 'com',
 210     'Innodb_'           => 'innodb',
 211     'Ndb_'              => 'ndb',
 212     'Ssl_'              => 'ssl',
 213     'Handler_'          => 'handler',
 214     'Qcache_'           => 'qcache',
 215     'Threads_'          => 'threads',
 216     'Slow_launch_threads' => 'threads',
 217
 218     'Binlog_cache_'     => 'binlog_cache',
 219     'Created_tmp_'      => 'created_tmp',
 220     'Key_'              => 'key',
 221
 222     'Delayed_'          => 'delayed',
 223     'Not_flushed_delayed_rows' => 'delayed',
 224
 225     'Flush_commands'    => 'query',
 226     'Last_query_cost'   => 'query',
 227     'Slow_queries'      => 'query',
 228
 229     'Select_'           => 'select',
 230     'Sort_'             => 'sort',
 231
 232     'Open_tables'       => 'table',
 233     'Opened_tables'     => 'table',
 234     'Table_locks_'      => 'table',
 235
 236     'Rpl_status'        => 'repl',
 237     'Slave_'            => 'repl',
 238
 239     'Tc_'               => 'tc',
 240 );
 241
 242 $sections = array(
 243     // section => section name (description)
 244     'com'           => array('title' => ''),
 245     'query'         => array('title' => ''),
 246     'innodb'        => array('title' => 'InnoDB'),
 247     'ndb'           => array('title' => 'NDB'),
 248     'ssl'           => array('title' => 'SSL'),
 249     'handler'       => array('title' => $strHandler),
 250     'qcache'        => array('title' => $strQueryCache),
 251     'threads'       => array('title' => $strThreads),
 252     'binlog_cache'  => array('title' => $strBinaryLog),
 253     'created_tmp'   => array('title' => $strTempData),
 254     'delayed'       => array('title' => $strServerStatusDelayedInserts),
 255     'key'           => array('title' => $strKeyCache),
 256     'select'        => array('title' => $strJoins),
 257     'repl'          => array('title' => $strReplication),
 258     'sort'          => array('title' => $strSorting),
 259     'table'         => array('title' => $strNumTables),
 260     'tc'            => array('title' => $strTransactionCoordinator),
 261 );
 262
 263
 264 /**
 265  * define some needfull links/commands
 266  */
 267 // variable or section name => (name => url)
 268 $links = array();
 269
 270 $links['table'][$strFlushTables]
 271     = $PMA_PHP_SELF . '?flush=TABLES&amp;' . PMA_generate_common_url();
 272 $links['table'][$strShowOpenTables]
 273     = 'sql.php?sql_query=' . urlencode('SHOW OPEN TABLES') .
 274       '&amp;goto=server_status.php&amp;' . PMA_generate_common_url();
 275
 276 $links['repl'][$strShowSlaveHosts]
 277     = 'sql.php?sql_query=' . urlencode('SHOW SLAVE HOSTS') .
 278       '&amp;goto=server_status.php&amp;' . PMA_generate_common_url();
 279 $links['repl'][$strShowSlaveStatus]
 280     = 'sql.php?sql_query=' . urlencode('SHOW SLAVE STATUS') .
 281       '&amp;goto=server_status.php&amp;' . PMA_generate_common_url();
 282 $links['repl']['MySQL - ' . $strDocu]
 283     = $cfg['MySQLManualBase'] . '/replication.html';
 284
 285 $links['qcache'][$strFlushQueryCache]
 286     = $PMA_PHP_SELF . '?flush=' . urlencode('QUERY CACHE') . '&amp;' .
 287       PMA_generate_common_url();
 288 $links['qcache']['MySQL - ' . $strDocu]
 289     = $cfg['MySQLManualBase'] . '/query-cache.html';
 290
 291 $links['threads'][$strMySQLShowProcess]
 292     = 'server_processlist.php?' . PMA_generate_common_url();
 293 $links['threads']['MySQL - ' . $strDocu]
 294     = $cfg['MySQLManualBase'] . '/mysql-threads.html';
 295
 296 $links['key']['MySQL - ' . $strDocu]
 297     = $cfg['MySQLManualBase'] . '/myisam-key-cache.html';
 298
 299 $links['slow_queries']['MySQL - ' . $strDocu]
 300     = $cfg['MySQLManualBase'] . '/slow-query-log.html';
 301
 302 $links['binlog_cache']['MySQL - ' . $strDocu]
 303     = $cfg['MySQLManualBase'] . '/binary-log.html';
 304
 305 $links['Slow_queries']['MySQL - ' . $strDocu]
 306     = $cfg['MySQLManualBase'] . '/slow-query-log.html';
 307
 308 $links['innodb'][$strServerTabVariables]
 309     = 'server_engines.php?engine=InnoDB&amp;' . PMA_generate_common_url();
 310 $links['innodb'][$strInnodbStat]
 311     = 'server_engines.php?engine=InnoDB&amp;page=Status&amp;' .
 312       PMA_generate_common_url();
 313 $links['innodb']['MySQL - ' . $strDocu]
 314     = $cfg['MySQLManualBase'] . '/innodb.html';
 315
 316
 317 // sort status vars into arrays
 318 foreach ($server_status as $name => $value) {
 319     if (isset($allocations[$name])) {
 320         $sections[$allocations[$name]]['vars'][$name] = $value;
 321         unset($server_status[$name]);
 322     } else {
 323         foreach ($allocations as $filter => $section) {
 324             if (preg_match('/^' . $filter . '/', $name)
 325               && isset($server_status[$name])) {
 326                 unset($server_status[$name]);
 327                 $sections[$section]['vars'][$name] = $value;
 328             }
 329         }
 330     }
 331 }
 332 unset($name, $value, $filter, $section, $allocations);
 333
 334 // rest
 335 $sections['all']['vars'] =& $server_status;
 336
 337 $hour_factor    = 3600 / $server_status['Uptime'];
 338
 339 /**
 340  * start output
 341  */
 342 ?>
 343 <div id="statuslinks">
 344     <a href="<?php echo
 345         $PMA_PHP_SELF . '?' . PMA_generate_common_url(); ?>"
 346        ><?php echo $strRefresh; ?></a>
 347     <a href="<?php echo
 348         $PMA_PHP_SELF . '?flush=STATUS&amp;' . PMA_generate_common_url(); ?>"
 349        ><?php echo $strShowStatusReset; ?></a>
 350     <a href="<?php echo
 351         $cfg['MySQLManualBase']; ?>/server-status-variables.html"
 352        target="documentation">MySQL - <?php echo $strDocu; ?></a>
 353 </div>
 354
 355 <p>
 356 <?php
 357 echo sprintf($strServerStatusUptime,
 358     PMA_timespanFormat($server_status['Uptime']),
 359     PMA_localisedDate($start_time)) . "\n";
 360 ?>
 361 </p>
 362
 363 <div id="sectionlinks">
 364 <?php
 365 foreach ($sections as $section_name => $section) {
 366     if (! empty($section['vars']) && ! empty($section['title'])) {
 367         echo '<a href="' . $PMA_PHP_SELF . '?' .
 368              PMA_generate_common_url() . '#' . $section_name . '">' .
 369              $section['title'] . '</a>' . "\n";
 370     }
 371 }
 372 ?>
 373 </div>
 374
 375 <h3><?php echo $strServerTrafficNotes; ?></h3>
 376
 377 <table id="serverstatustraffic" class="data">
 378 <thead>
 379 <tr>
 380     <th colspan="2"><?php echo $strTraffic . '&nbsp;' . PMA_showHint($strStatisticsOverrun); ?></th>
 381     <th>&oslash; <?php echo $strPerHour; ?></th>
 382 </tr>
 383 </thead>
 384 <tbody>
 385 <tr class="odd">
 386     <th class="name"><?php echo $strReceived; ?></th>
 387     <td class="value"><?php echo
 388         implode(' ',
 389             PMA_formatByteDown($server_status['Bytes_received'], 4)); ?></td>
 390     <td class="value"><?php echo
 391         implode(' ',
 392             PMA_formatByteDown(
 393                 $server_status['Bytes_received'] * $hour_factor, 4)); ?></td>
 394 </tr>
 395 <tr class="even">
 396     <th class="name"><?php echo $strSent; ?></th>
 397     <td class="value"><?php echo
 398         implode(' ',
 399             PMA_formatByteDown($server_status['Bytes_sent'], 4)); ?></td>
 400     <td class="value"><?php echo
 401         implode(' ',
 402             PMA_formatByteDown(
 403                 $server_status['Bytes_sent'] * $hour_factor, 4)); ?></td>
 404 </tr>
 405 <tr class="odd">
 406     <th class="name"><?php echo $strTotalUC; ?></th>
 407     <td class="value"><?php echo
 408         implode(' ',
 409             PMA_formatByteDown(
 410                 $server_status['Bytes_received'] + $server_status['Bytes_sent'], 4)
 411         ); ?></td>
 412     <td class="value"><?php echo
 413         implode(' ',
 414             PMA_formatByteDown(
 415                 ($server_status['Bytes_received'] + $server_status['Bytes_sent'])
 416                 * $hour_factor, 4)
 417         ); ?></td>
 418 </tr>
 419 </tbody>
 420 </table>
 421
 422 <table id="serverstatusconnections" class="data">
 423 <thead>
 424 <tr>
 425     <th colspan="2"><?php echo $strConnections; ?></th>
 426     <th>&oslash; <?php echo $strPerHour; ?></th>
 427     <th>%</th>
 428 </tr>
 429 </thead>
 430 <tbody>
 431 <tr class="odd">
 432     <th class="name"><?php echo $strMaxConnects; ?></th>
 433     <td class="value"><?php echo
 434         PMA_formatNumber($server_status['Max_used_connections'], 0); ?>  </td>
 435     <td class="value">--- </td>
 436     <td class="value">--- </td>
 437 </tr>
 438 <tr class="even">
 439     <th class="name"><?php echo $strFailedAttempts; ?></th>
 440     <td class="value"><?php echo
 441         PMA_formatNumber($server_status['Aborted_connects'], 4, 0); ?></td>
 442     <td class="value"><?php echo
 443         PMA_formatNumber($server_status['Aborted_connects'] * $hour_factor,
 444             4, 2); ?></td>
 445     <td class="value"><?php echo
 446         $server_status['Connections'] > 0
 447       ? PMA_formatNumber(
 448             $server_status['Aborted_connects'] * 100 / $server_status['Connections'],
 449             0, 2) . '%'
 450       : '--- '; ?></td>
 451 </tr>
 452 <tr class="odd">
 453     <th class="name"><?php echo $strAbortedClients; ?></th>
 454     <td class="value"><?php echo
 455         PMA_formatNumber($server_status['Aborted_clients'], 4, 0); ?></td>
 456     <td class="value"><?php echo
 457         PMA_formatNumber($server_status['Aborted_clients'] * $hour_factor,
 458             4, 2); ?></td>
 459     <td class="value"><?php echo
 460         $server_status['Connections'] > 0
 461       ? PMA_formatNumber(
 462             $server_status['Aborted_clients'] * 100 / $server_status['Connections'],
 463             0, 2) . '%'
 464       : '--- '; ?></td>
 465 </tr>
 466 <tr class="even">
 467     <th class="name"><?php echo $strTotalUC; ?></th>
 468     <td class="value"><?php echo
 469         PMA_formatNumber($server_status['Connections'], 4, 0); ?></td>
 470     <td class="value"><?php echo
 471         PMA_formatNumber($server_status['Connections'] * $hour_factor,
 472             4, 2); ?></td>
 473     <td class="value"><?php echo
 474         PMA_formatNumber(100, 0, 2); ?>%</td>
 475 </tr>
 476 </tbody>
 477 </table>
 478
 479 <hr class="clearfloat" />
 480
 481 <h3><?php echo
 482     sprintf($strQueryStatistics,
 483         PMA_formatNumber($server_status['Questions'], 0)); ?></h3>
 484
 485 <table id="serverstatusqueriessummary" class="data">
 486 <thead>
 487 <tr>
 488     <th><?php echo $strTotalUC; ?></th>
 489     <th>&oslash; <?php echo $strPerHour; ?></th>
 490     <th>&oslash; <?php echo $strPerMinute; ?></th>
 491     <th>&oslash; <?php echo $strPerSecond; ?></th>
 492 </tr>
 493 </thead>
 494 <tbody>
 495 <tr class="odd">
 496     <td class="value"><?php echo
 497         PMA_formatNumber($server_status['Questions'], 4, 0); ?></td>
 498     <td class="value"><?php echo
 499         PMA_formatNumber($server_status['Questions'] * $hour_factor,
 500             3, 2); ?></td>
 501     <td class="value"><?php echo
 502         PMA_formatNumber(
 503             $server_status['Questions'] * 60 / $server_status['Uptime'],
 504             3, 2); ?></td>
 505     <td class="value"><?php echo
 506         PMA_formatNumber(
 507             $server_status['Questions'] / $server_status['Uptime'],
 508             3, 2); ?></td>
 509 </tr>
 510 </tbody>
 511 </table>
 512
 513 <div id="serverstatusqueriesdetails">
 514 <?php
 515 // number of tables to split values into
 516 $tables         = 2;
 517 $rows_per_table = (int) ceil(count($sections['com']['vars']) / $tables);
 518 $current_table  = 0;
 519 $odd_row        = true;
 520 $countRows      = 0;
 521 $perc_factor    = 100 / ($server_status['Questions'] - $server_status['Connections']);
 522 foreach ($sections['com']['vars'] as $name => $value) {
 523     $current_table++;
 524     if ($countRows === 0 || $countRows === $rows_per_table) {
 525         $odd_row = true;
 526         if ($countRows === $rows_per_table) {
 527             echo '    </tbody>' . "\n";
 528             echo '    </table>' . "\n";
 529         }
 530 ?>
 531     <table id="serverstatusqueriesdetails<?php echo $current_table; ?>" class="data">
 532     <col class="namecol" />
 533     <col class="valuecol" span="3" />
 534     <thead>
 535         <tr><th colspan="2"><?php echo $strQueryType; ?></th>
 536             <th>&oslash; <?php echo $strPerHour; ?></th>
 537             <th>%</th>
 538         </tr>
 539     </thead>
 540     <tbody>
 541 <?php
 542     } else {
 543         $odd_row = !$odd_row;
 544     }
 545     $countRows++;
 546
 547 // For the percentage column, use Questions - Connections, because
 548 // the number of connections is not an item of the Query types
 549 // but is included in Questions. Then the total of the percentages is 100.
 550     $name = str_replace('Com_', '', $name);
 551     $name = str_replace('_', ' ', $name);
 552 ?>
 553         <tr class="<?php echo $odd_row ? 'odd' : 'even'; ?>">
 554             <th class="name"><?php echo htmlspecialchars($name); ?></th>
 555             <td class="value"><?php echo PMA_formatNumber($value, 4, 0); ?></td>
 556             <td class="value"><?php echo
 557                 PMA_formatNumber($value * $hour_factor, 4, 2); ?></td>
 558             <td class="value"><?php echo
 559                 PMA_formatNumber($value * $perc_factor, 0, 2); ?>%</td>
 560         </tr>
 561 <?php
 562 }
 563 ?>
 564     </tbody>
 565     </table>
 566 </div>
 567
 568 <div id="serverstatussection">
 569 <?php
 570 //Unset used variables
 571 unset(
 572     $tables, $rows_per_table, $current_table, $countRows, $perc_factor,
 573     $hour_factor, $sections['com'],
 574     $server_status['Aborted_clients'], $server_status['Aborted_connects'],
 575     $server_status['Max_used_connections'], $server_status['Bytes_received'],
 576     $server_status['Bytes_sent'], $server_status['Connections'],
 577     $server_status['Questions'], $server_status['Uptime']
 578 );
 579
 580 foreach ($sections as $section_name => $section) {
 581     if (! empty($section['vars'])) {
 582 ?>
 583     <table class="data" id="serverstatussection<?php echo $section_name; ?>">
 584     <caption class="tblHeaders">
 585         <a class="top"
 586            href="<?php echo $PMA_PHP_SELF . '?' .
 587                  PMA_generate_common_url() . '#serverstatus'; ?>"
 588            name="<?php echo $section_name; ?>"><?php echo $strPos1; ?>
 589             <?php echo
 590                 ($GLOBALS['cfg']['MainPageIconic']
 591               ? '<img src="' . $GLOBALS['pmaThemeImage'] .
 592                 's_asc.png" width="11" height="9" align="middle" alt="" />'
 593               : ''); ?>
 594         </a>
 595 <?php
 596 if (! empty($section['title'])) {
 597     echo $section['title'];
 598 }
 599 ?>
 600     </caption>
 601     <col class="namecol" />
 602     <col class="valuecol" />
 603     <col class="descrcol" />
 604     <thead>
 605         <tr>
 606             <th><?php echo $strVar; ?></th>
 607             <th><?php echo $strValue; ?></th>
 608             <th><?php echo $strDescription; ?></th>
 609         </tr>
 610     </thead>
 611 <?php
 612         if (! empty($links[$section_name])) {
 613 ?>
 614     <tfoot>
 615         <tr class="tblFooters">
 616             <th colspan="3" class="tblFooters">
 617 <?php
 618             foreach ($links[$section_name] as $link_name => $link_url) {
 619                 echo '<a href="' . $link_url . '">' . $link_name . '</a>' . "\n";
 620             }
 621             unset($link_url, $link_name);
 622 ?>
 623             </th>
 624         </tr>
 625     </tfoot>
 626 <?php
 627         }
 628 ?>
 629     <tbody>
 630 <?php
 631         $odd_row = false;
 632         foreach ($section['vars'] as $name => $value) {
 633             $odd_row = !$odd_row;
 634 ?>
 635         <tr class="<?php echo $odd_row ? 'odd' : 'even'; ?>">
 636             <th class="name"><?php echo htmlspecialchars($name); ?></th>
 637             <td class="value"><?php
 638             if (isset($alerts[$name])) {
 639                 if ($value > $alerts[$name]) {
 640                     echo '<span class="attention">';
 641                 } else {
 642                     echo '<span class="allfine">';
 643                 }
 644             }
 645             if ('%' === substr($name, -1, 1)) {
 646                 echo PMA_formatNumber($value, 0, 2) . ' %';
 647             } elseif (is_numeric($value) && $value == (int) $value) {
 648                 echo PMA_formatNumber($value, 4, 0);
 649             } elseif (is_numeric($value)) {
 650                 echo PMA_formatNumber($value, 4, 2);
 651             } else {
 652                 echo htmlspecialchars($value);
 653             }
 654             if (isset($alerts[$name])) {
 655                 echo '</span>';
 656             }
 657             ?></td>
 658             <td class="descr">
 659             <?php
 660             if (isset($GLOBALS['strShowStatus' . $name . 'Descr'])) {
 661                 echo $GLOBALS['strShowStatus' . $name . 'Descr'];
 662             }
 663
 664             if (isset($links[$name])) {
 665                 foreach ($links[$name] as $link_name => $link_url) {
 666                     echo ' <a href="' . $link_url . '">' . $link_name . '</a>' .
 667                         "\n";
 668                 }
 669                 unset($link_url, $link_name);
 670             }
 671             ?>
 672             </td>
 673         </tr>
 674 <?php
 675         }
 676         unset($name, $value);
 677 ?>
 678     </tbody>
 679     </table>
 680 <?php
 681     }
 682 }
 683 unset($section_name, $section, $sections, $server_status, $odd_row, $alerts);
 684 ?>
 685 </div>
 686 </div>
 687 <?php
 688
 689
 690 /**
 691  * Sends the footer
 692  */
 693 require_once './libraries/footer.inc.php';
 694 ?>