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  * @package phpMyAdmin
   9  */
  10
  11 /**
  12  * no need for variables importing
  13  * @ignore
  14  */
  15 if (! defined('PMA_NO_VARIABLES_IMPORT')) {
  16     define('PMA_NO_VARIABLES_IMPORT', true);
  17 }
  18 require_once './libraries/common.inc.php';
  19
  20 /**
  21  * Does the common work
  22  */
  23 require './libraries/server_common.inc.php';
  24
  25
  26 /**
  27  * Displays the links
  28  */
  29 require './libraries/server_links.inc.php';
  30
  31
  32 /**
  33  * Displays the sub-page heading
  34  */
  35 echo '<div id="serverstatus">' . "\n";
  36 echo '<h2>' . "\n"
  37    . ($GLOBALS['cfg']['MainPageIconic']
  38        ? '<img class="icon" src="' . $GLOBALS['pmaThemeImage'] .
  39          's_status.png" width="16" height="16" alt="" />'
  40        : '')
  41    . $strServerStatus . "\n"
  42    . '</h2>' . "\n";
  43
  44
  45 /**
  46  * flush status variables if requested
  47  */
  48 if (isset($_REQUEST['flush'])) {
  49     $_flush_commands = array(
  50         'STATUS',
  51         'TABLES',
  52         'QUERY CACHE',
  53     );
  54
  55     if (in_array($_REQUEST['flush'], $_flush_commands)) {
  56         PMA_DBI_query('FLUSH ' . $_REQUEST['flush'] . ';');
  57     }
  58     unset($_flush_commands);
  59 }
  60
  61
  62 /**
  63  * get status from server
  64  */
  65 $server_status = PMA_DBI_fetch_result('SHOW GLOBAL STATUS', 0, 1);
  66
  67 /**
  68  * get master status from server
  69  */
  70 $server_master_status = PMA_DBI_fetch_result('SHOW MASTER STATUS');
  71
  72 /**
  73  * get slave status from server
  74  */
  75 $server_slave_status = PMA_DBI_fetch_result('SHOW SLAVE STATUS');
  76
  77
  78 /**
  79  * for some calculations we require also some server settings
  80  */
  81 $server_variables = PMA_DBI_fetch_result('SHOW GLOBAL VARIABLES', 0, 1);
  82
  83 /**
  84  * starttime calculation
  85  */
  86 $start_time = PMA_DBI_fetch_value(
  87     'SELECT UNIX_TIMESTAMP() - ' . $server_status['Uptime']);
  88
  89
  90 /**
  91  * cleanup some deprecated values
  92  */
  93 $deprecated = array(
  94     'Com_prepare_sql' => 'Com_stmt_prepare',
  95     'Com_execute_sql' => 'Com_stmt_execute',
  96     'Com_dealloc_sql' => 'Com_stmt_close',
  97 );
  98
  99 foreach ($deprecated as $old => $new) {
 100     if (isset($server_status[$old])
 101       && isset($server_status[$new])) {
 102         unset($server_status[$old]);
 103     }
 104 }
 105 unset($deprecated);
 106
 107
 108 /**
 109  * calculate some values
 110  */
 111 // Key_buffer_fraction
 112 if (isset($server_status['Key_blocks_unused'])
 113   && isset($server_variables['key_cache_block_size'])
 114   && isset($server_variables['key_buffer_size'])) {
 115     $server_status['Key_buffer_fraction_%'] =
 116         100
 117       - $server_status['Key_blocks_unused']
 118       * $server_variables['key_cache_block_size']
 119       / $server_variables['key_buffer_size']
 120       * 100;
 121 } elseif (
 122      isset($server_status['Key_blocks_used'])
 123   && isset($server_variables['key_buffer_size'])) {
 124     $server_status['Key_buffer_fraction_%'] =
 125         $server_status['Key_blocks_used']
 126       * 1024
 127       / $server_variables['key_buffer_size'];
 128   }
 129
 130 // Ratio for key read/write
 131 if (isset($server_status['Key_writes'])
 132     && isset($server_status['Key_write_requests'])
 133     && $server_status['Key_write_requests'] > 0)
 134         $server_status['Key_write_ratio_%'] = 100 * $server_status['Key_writes'] / $server_status['Key_write_requests'];
 135
 136 if (isset($server_status['Key_reads'])
 137     && isset($server_status['Key_read_requests'])
 138     && $server_status['Key_read_requests'] > 0)
 139         $server_status['Key_read_ratio_%'] = 100 * $server_status['Key_reads'] / $server_status['Key_read_requests'];
 140
 141 // Threads_cache_hitrate
 142 if (isset($server_status['Threads_created'])
 143   && isset($server_status['Connections'])
 144   && $server_status['Connections'] > 0) {
 145     $server_status['Threads_cache_hitrate_%'] =
 146         100
 147       - $server_status['Threads_created']
 148       / $server_status['Connections']
 149       * 100;
 150 }
 151
 152
 153 /**
 154  * define some alerts
 155  */
 156 // name => max value before alert
 157 $alerts = array(
 158     // lower is better
 159     // variable => max value
 160     'Aborted_clients' => 0,
 161     'Aborted_connects' => 0,
 162
 163     'Binlog_cache_disk_use' => 0,
 164
 165     'Created_tmp_disk_tables' => 0,
 166
 167     'Handler_read_rnd' => 0,
 168     'Handler_read_rnd_next' => 0,
 169
 170     'Innodb_buffer_pool_pages_dirty' => 0,
 171     'Innodb_buffer_pool_reads' => 0,
 172     'Innodb_buffer_pool_wait_free' => 0,
 173     'Innodb_log_waits' => 0,
 174     'Innodb_row_lock_time_avg' => 10, // ms
 175     'Innodb_row_lock_time_max' => 50, // ms
 176     'Innodb_row_lock_waits' => 0,
 177
 178     'Slow_queries' => 0,
 179     'Delayed_errors' => 0,
 180     'Select_full_join' => 0,
 181     'Select_range_check' => 0,
 182     'Sort_merge_passes' => 0,
 183     'Opened_tables' => 0,
 184     'Table_locks_waited' => 0,
 185     'Qcache_lowmem_prunes' => 0,
 186     'Slow_launch_threads' => 0,
 187
 188     // depends on Key_read_requests
 189     // normaly lower then 1:0.01
 190     'Key_reads' => (0.01 * $server_status['Key_read_requests']),
 191     // depends on Key_write_requests
 192     // normaly nearly 1:1
 193     'Key_writes' => (0.9 * $server_status['Key_write_requests']),
 194
 195     'Key_buffer_fraction' => 0.5,
 196
 197     // alert if more than 95% of thread cache is in use
 198     'Threads_cached' => 0.95 * $server_variables['thread_cache_size']
 199
 200     // higher is better
 201     // variable => min value
 202     //'Handler read key' => '> ',
 203 );
 204
 205
 206 /**
 207  * split variables in sections
 208  */
 209 $allocations = array(
 210     // variable name => section
 211
 212     'Com_'              => 'com',
 213     'Innodb_'           => 'innodb',
 214     'Ndb_'              => 'ndb',
 215     'Ssl_'              => 'ssl',
 216     'Handler_'          => 'handler',
 217     'Qcache_'           => 'qcache',
 218     'Threads_'          => 'threads',
 219     'Slow_launch_threads' => 'threads',
 220
 221     'Binlog_cache_'     => 'binlog_cache',
 222     'Created_tmp_'      => 'created_tmp',
 223     'Key_'              => 'key',
 224
 225     'Delayed_'          => 'delayed',
 226     'Not_flushed_delayed_rows' => 'delayed',
 227
 228     'Flush_commands'    => 'query',
 229     'Last_query_cost'   => 'query',
 230     'Slow_queries'      => 'query',
 231
 232     'Select_'           => 'select',
 233     'Sort_'             => 'sort',
 234
 235     'Open_tables'       => 'table',
 236     'Opened_tables'     => 'table',
 237     'Table_locks_'      => 'table',
 238
 239     'Rpl_status'        => 'repl',
 240     'Slave_'            => 'repl',
 241
 242     'Tc_'               => 'tc',
 243 );
 244
 245 $sections = array(
 246     // section => section name (description)
 247     'com'           => array('title' => ''),
 248     'query'         => array('title' => $strSQLQuery),
 249     'innodb'        => array('title' => 'InnoDB'),
 250     'ndb'           => array('title' => 'NDB'),
 251     'ssl'           => array('title' => 'SSL'),
 252     'handler'       => array('title' => $strHandler),
 253     'qcache'        => array('title' => $strQueryCache),
 254     'threads'       => array('title' => $strThreads),
 255     'binlog_cache'  => array('title' => $strBinaryLog),
 256     'created_tmp'   => array('title' => $strTempData),
 257     'delayed'       => array('title' => $strServerStatusDelayedInserts),
 258     'key'           => array('title' => $strKeyCache),
 259     'select'        => array('title' => $strJoins),
 260     'repl'          => array('title' => $strReplication),
 261     'sort'          => array('title' => $strSorting),
 262     'table'         => array('title' => $strNumTables),
 263     'tc'            => array('title' => $strTransactionCoordinator),
 264 );
 265
 266 /**
 267   * replication types
 268   */
 269 $replication_types = array('master', 'slave');
 270
 271 /**
 272   * define variables for master status
 273   */
 274 $master_variables = array(
 275                       'File',
 276                       'Position',
 277                       'Binlog_Do_DB',
 278                       'Binlog_Ignore_DB'
 279 );
 280
 281 /**
 282   * Define variables for slave status
 283   */
 284 $slave_variables  = array(
 285                       'Slave_IO_State',
 286                       'Master_Host',
 287                       'Master_User',
 288                       'Master_Port',
 289                       'Connect_Retry',
 290                       'Master_Log_File',
 291                       'Read_Master_Log_Pos',
 292                       'Relay_Log_File',
 293                       'Relay_Log_Pos',
 294                       'Relay_Master_Log_File',
 295                       'Slave_IO_Running',
 296                       'Slave_SQL_Running',
 297                       'Replicate_Do_DB',
 298                       'Replicate_Ignore_DB',
 299                       'Replicate_Do_Table',
 300                       'Replicate_Ignore_Table',
 301                       'Replicate_Wild_Do_Table',
 302                       'Replicate_Wild_Ignore_Table',
 303                       'Last_Errno',
 304                       'Last_Error',
 305                       'Skip_Counter',
 306                       'Exec_Master_Log_Pos',
 307                       'Relay_Log_Space',
 308                       'Until_Condition',
 309                       'Until_Log_File',
 310                       'Until_Log_Pos',
 311                       'Master_SSL_Allowed',
 312                       'Master_SSL_CA_File',
 313                       'Master_SSL_CA_Path',
 314                       'Master_SSL_Cert',
 315                       'Master_SSL_Cipher',
 316                       'Master_SSL_Key',
 317                       'Seconds_Behind_Master'
 318 );
 319 /**
 320   * define important variables, which need to be watched for correct running of replication in slave mode
 321   */
 322 $slave_variables_alerts = array(
 323                             'Slave_IO_Running' => 'No',
 324                             'Slave_SQL_Running' => 'No'
 325                          );
 326 $slave_variables_oks = array(
 327                             'Slave_IO_Running' => 'Yes',
 328                             'Slave_SQL_Running' => 'Yes'
 329                          );
 330 /**
 331  * define some needfull links/commands
 332  */
 333 // variable or section name => (name => url)
 334 $links = array();
 335
 336 $links['table'][$strFlushTables]
 337     = $PMA_PHP_SELF . '?flush=TABLES&amp;' . PMA_generate_common_url();
 338 $links['table'][$strShowOpenTables]
 339     = 'sql.php?sql_query=' . urlencode('SHOW OPEN TABLES') .
 340       '&amp;goto=server_status.php&amp;' . PMA_generate_common_url();
 341
 342 $links['repl'][$strShowSlaveHosts]
 343     = 'sql.php?sql_query=' . urlencode('SHOW SLAVE HOSTS') .
 344       '&amp;goto=server_status.php&amp;' . PMA_generate_common_url();
 345 $links['repl'][$strShowSlaveStatus]
 346     = 'sql.php?sql_query=' . urlencode('SHOW SLAVE STATUS') .
 347       '&amp;goto=server_status.php&amp;' . PMA_generate_common_url();
 348 $links['repl']['doc'] = 'replication';
 349
 350 $links['qcache'][$strFlushQueryCache]
 351     = $PMA_PHP_SELF . '?flush=' . urlencode('QUERY CACHE') . '&amp;' .
 352       PMA_generate_common_url();
 353 $links['qcache']['doc'] = 'query_cache';
 354
 355 $links['threads'][$strMySQLShowProcess]
 356     = 'server_processlist.php?' . PMA_generate_common_url();
 357 $links['threads']['doc'] = 'mysql_threads';
 358
 359 $links['key']['doc'] = 'myisam_key_cache';
 360
 361 $links['binlog_cache']['doc'] = 'binary_log';
 362
 363 $links['Slow_queries']['doc'] = 'slow_query_log';
 364
 365 $links['innodb'][$strServerTabVariables]
 366     = 'server_engines.php?engine=InnoDB&amp;' . PMA_generate_common_url();
 367 $links['innodb'][$strInnodbStat]
 368     = 'server_engines.php?engine=InnoDB&amp;page=Status&amp;' .
 369       PMA_generate_common_url();
 370 $links['innodb']['doc'] = 'innodb';
 371
 372
 373 // sort status vars into arrays
 374 foreach ($server_status as $name => $value) {
 375     if (isset($allocations[$name])) {
 376         $sections[$allocations[$name]]['vars'][$name] = $value;
 377         unset($server_status[$name]);
 378     } else {
 379         foreach ($allocations as $filter => $section) {
 380             if (preg_match('/^' . $filter . '/', $name)
 381               && isset($server_status[$name])) {
 382                 unset($server_status[$name]);
 383                 $sections[$section]['vars'][$name] = $value;
 384             }
 385         }
 386     }
 387 }
 388 unset($name, $value, $filter, $section, $allocations);
 389
 390 // check which replication is available
 391 foreach ($replication_types as $type)
 392 {
 393   if (count(${"server_{$type}_status"}) > 0)
 394     ${"server_{$type}_status_run"} = true;
 395   else
 396     ${"server_{$type}_status_run"} = false;
 397 }
 398 // rest
 399 $sections['all']['vars'] =& $server_status;
 400
 401 $hour_factor    = 3600 / $server_status['Uptime'];
 402
 403 /**
 404  * start output
 405  */
 406 ?>
 407 <div id="statuslinks">
 408     <a href="<?php echo
 409         $PMA_PHP_SELF . '?' . PMA_generate_common_url(); ?>"
 410        ><?php echo $strRefresh; ?></a>
 411     <a href="<?php echo
 412         $PMA_PHP_SELF . '?flush=STATUS&amp;' . PMA_generate_common_url(); ?>"
 413        ><?php echo $strShowStatusReset; ?></a>
 414        <?php echo PMA_showMySQLDocu('server_status_variables','server_status_variables'); ?>
 415 </div>
 416
 417 <p>
 418 <?php
 419 echo sprintf($strServerStatusUptime,
 420     PMA_timespanFormat($server_status['Uptime']),
 421     PMA_localisedDate($start_time)) . "\n";
 422 ?>
 423 </p>
 424
 425 <?php
 426 if ($server_master_status_run || $server_slave_status_run)
 427 {
 428   $replicationOut = "";
 429   foreach ($replication_types as $type)
 430   {
 431     if ($replicationOut != "")
 432       $replicationOut .= $strAndSmall . ' ';
 433     if (${"server_{$type}_status_run"})
 434     {
 435       $replicationOut .= '<b>' . $type . '</b> ';
 436     }
 437   }
 438   echo sprintf('<p>' . $strReplicationStatusInfo . '</p>', $replicationOut);
 439 }
 440 ?>
 441
 442 <div id="sectionlinks">
 443 <?php
 444 foreach ($sections as $section_name => $section) {
 445     if (! empty($section['vars']) && ! empty($section['title'])) {
 446         echo '<a href="' . $PMA_PHP_SELF . '?' .
 447              PMA_generate_common_url() . '#' . $section_name . '">' .
 448              $section['title'] . '</a>' . "\n";
 449     }
 450 }
 451 ?>
 452 </div>
 453
 454 <h3><?php echo $strServerTrafficNotes; ?></h3>
 455
 456 <table id="serverstatustraffic" class="data">
 457 <thead>
 458 <tr>
 459     <th colspan="2"><?php echo $strTraffic . '&nbsp;' . PMA_showHint($strStatisticsOverrun); ?></th>
 460     <th>&oslash; <?php echo $strPerHour; ?></th>
 461 </tr>
 462 </thead>
 463 <tbody>
 464 <tr class="odd">
 465     <th class="name"><?php echo $strReceived; ?></th>
 466     <td class="value"><?php echo
 467         implode(' ',
 468             PMA_formatByteDown($server_status['Bytes_received'], 4)); ?></td>
 469     <td class="value"><?php echo
 470         implode(' ',
 471             PMA_formatByteDown(
 472                 $server_status['Bytes_received'] * $hour_factor, 4)); ?></td>
 473 </tr>
 474 <tr class="even">
 475     <th class="name"><?php echo $strSent; ?></th>
 476     <td class="value"><?php echo
 477         implode(' ',
 478             PMA_formatByteDown($server_status['Bytes_sent'], 4)); ?></td>
 479     <td class="value"><?php echo
 480         implode(' ',
 481             PMA_formatByteDown(
 482                 $server_status['Bytes_sent'] * $hour_factor, 4)); ?></td>
 483 </tr>
 484 <tr class="odd">
 485     <th class="name"><?php echo $strTotalUC; ?></th>
 486     <td class="value"><?php echo
 487         implode(' ',
 488             PMA_formatByteDown(
 489                 $server_status['Bytes_received'] + $server_status['Bytes_sent'], 4)
 490         ); ?></td>
 491     <td class="value"><?php echo
 492         implode(' ',
 493             PMA_formatByteDown(
 494                 ($server_status['Bytes_received'] + $server_status['Bytes_sent'])
 495                 * $hour_factor, 4)
 496         ); ?></td>
 497 </tr>
 498 </tbody>
 499 </table>
 500
 501 <table id="serverstatusconnections" class="data">
 502 <thead>
 503 <tr>
 504     <th colspan="2"><?php echo $strConnections; ?></th>
 505     <th>&oslash; <?php echo $strPerHour; ?></th>
 506     <th>%</th>
 507 </tr>
 508 </thead>
 509 <tbody>
 510 <tr class="odd">
 511     <th class="name"><?php echo $strMaxConnects; ?></th>
 512     <td class="value"><?php echo
 513         PMA_formatNumber($server_status['Max_used_connections'], 0); ?>  </td>
 514     <td class="value">--- </td>
 515     <td class="value">--- </td>
 516 </tr>
 517 <tr class="even">
 518     <th class="name"><?php echo $strFailedAttempts; ?></th>
 519     <td class="value"><?php echo
 520         PMA_formatNumber($server_status['Aborted_connects'], 4, 0); ?></td>
 521     <td class="value"><?php echo
 522         PMA_formatNumber($server_status['Aborted_connects'] * $hour_factor,
 523             4, 2); ?></td>
 524     <td class="value"><?php echo
 525         $server_status['Connections'] > 0
 526       ? PMA_formatNumber(
 527             $server_status['Aborted_connects'] * 100 / $server_status['Connections'],
 528             0, 2) . '%'
 529       : '--- '; ?></td>
 530 </tr>
 531 <tr class="odd">
 532     <th class="name"><?php echo $strAbortedClients; ?></th>
 533     <td class="value"><?php echo
 534         PMA_formatNumber($server_status['Aborted_clients'], 4, 0); ?></td>
 535     <td class="value"><?php echo
 536         PMA_formatNumber($server_status['Aborted_clients'] * $hour_factor,
 537             4, 2); ?></td>
 538     <td class="value"><?php echo
 539         $server_status['Connections'] > 0
 540       ? PMA_formatNumber(
 541             $server_status['Aborted_clients'] * 100 / $server_status['Connections'],
 542             0, 2) . '%'
 543       : '--- '; ?></td>
 544 </tr>
 545 <tr class="even">
 546     <th class="name"><?php echo $strTotalUC; ?></th>
 547     <td class="value"><?php echo
 548         PMA_formatNumber($server_status['Connections'], 4, 0); ?></td>
 549     <td class="value"><?php echo
 550         PMA_formatNumber($server_status['Connections'] * $hour_factor,
 551             4, 2); ?></td>
 552     <td class="value"><?php echo
 553         PMA_formatNumber(100, 0, 2); ?>%</td>
 554 </tr>
 555 </tbody>
 556 </table>
 557
 558 <hr class="clearfloat" />
 559
 560 <h3><?php echo
 561     sprintf($strQueryStatistics,
 562         PMA_formatNumber($server_status['Questions'], 0)); ?></h3>
 563
 564 <table id="serverstatusqueriessummary" class="data">
 565 <thead>
 566 <tr>
 567     <th><?php echo $strTotalUC; ?></th>
 568     <th>&oslash; <?php echo $strPerHour; ?></th>
 569     <th>&oslash; <?php echo $strPerMinute; ?></th>
 570     <th>&oslash; <?php echo $strPerSecond; ?></th>
 571 </tr>
 572 </thead>
 573 <tbody>
 574 <tr class="odd">
 575     <td class="value"><?php echo
 576         PMA_formatNumber($server_status['Questions'], 4, 0); ?></td>
 577     <td class="value"><?php echo
 578         PMA_formatNumber($server_status['Questions'] * $hour_factor,
 579             3, 2); ?></td>
 580     <td class="value"><?php echo
 581         PMA_formatNumber(
 582             $server_status['Questions'] * 60 / $server_status['Uptime'],
 583             3, 2); ?></td>
 584     <td class="value"><?php echo
 585         PMA_formatNumber(
 586             $server_status['Questions'] / $server_status['Uptime'],
 587             3, 2); ?></td>
 588 </tr>
 589 </tbody>
 590 </table>
 591
 592 <div id="serverstatusqueriesdetails">
 593 <?php
 594 // number of tables to split values into
 595 $tables         = 2;
 596 $rows_per_table = (int) ceil(count($sections['com']['vars']) / $tables);
 597 $current_table  = 0;
 598 $odd_row        = true;
 599 $countRows      = 0;
 600 $perc_factor    = 100 / ($server_status['Questions'] - $server_status['Connections']);
 601 foreach ($sections['com']['vars'] as $name => $value) {
 602     $current_table++;
 603     if ($countRows === 0 || $countRows === $rows_per_table) {
 604         $odd_row = true;
 605         if ($countRows === $rows_per_table) {
 606             echo '    </tbody>' . "\n";
 607             echo '    </table>' . "\n";
 608         }
 609 ?>
 610     <table id="serverstatusqueriesdetails<?php echo $current_table; ?>" class="data">
 611     <col class="namecol" />
 612     <col class="valuecol" span="3" />
 613     <thead>
 614         <tr><th colspan="2"><?php echo $strQueryType; ?></th>
 615             <th>&oslash; <?php echo $strPerHour; ?></th>
 616             <th>%</th>
 617         </tr>
 618     </thead>
 619     <tbody>
 620 <?php
 621     } else {
 622         $odd_row = !$odd_row;
 623     }
 624     $countRows++;
 625
 626 // For the percentage column, use Questions - Connections, because
 627 // the number of connections is not an item of the Query types
 628 // but is included in Questions. Then the total of the percentages is 100.
 629     $name = str_replace('Com_', '', $name);
 630     $name = str_replace('_', ' ', $name);
 631 ?>
 632         <tr class="<?php echo $odd_row ? 'odd' : 'even'; ?>">
 633             <th class="name"><?php echo htmlspecialchars($name); ?></th>
 634             <td class="value"><?php echo PMA_formatNumber($value, 4, 0); ?></td>
 635             <td class="value"><?php echo
 636                 PMA_formatNumber($value * $hour_factor, 4, 2); ?></td>
 637             <td class="value"><?php echo
 638                 PMA_formatNumber($value * $perc_factor, 0, 2); ?>%</td>
 639         </tr>
 640 <?php
 641 }
 642 ?>
 643     </tbody>
 644     </table>
 645 </div>
 646
 647 <div id="serverstatussection">
 648 <?php
 649 //Unset used variables
 650 unset(
 651     $tables, $rows_per_table, $current_table, $countRows, $perc_factor,
 652     $hour_factor, $sections['com'],
 653     $server_status['Aborted_clients'], $server_status['Aborted_connects'],
 654     $server_status['Max_used_connections'], $server_status['Bytes_received'],
 655     $server_status['Bytes_sent'], $server_status['Connections'],
 656     $server_status['Questions'], $server_status['Uptime']
 657 );
 658
 659 foreach ($sections as $section_name => $section) {
 660     if (! empty($section['vars'])) {
 661 ?>
 662     <table class="data" id="serverstatussection<?php echo $section_name; ?>">
 663     <caption class="tblHeaders">
 664         <a class="top"
 665            href="<?php echo $PMA_PHP_SELF . '?' .
 666                  PMA_generate_common_url() . '#serverstatus'; ?>"
 667            name="<?php echo $section_name; ?>"><?php echo $strPos1; ?>
 668             <?php echo
 669                 ($GLOBALS['cfg']['MainPageIconic']
 670               ? '<img src="' . $GLOBALS['pmaThemeImage'] .
 671                 's_asc.png" width="11" height="9" align="middle" alt="" />'
 672               : ''); ?>
 673         </a>
 674 <?php
 675 if (! empty($section['title'])) {
 676     echo $section['title'];
 677 }
 678 ?>
 679     </caption>
 680     <col class="namecol" />
 681     <col class="valuecol" />
 682     <col class="descrcol" />
 683     <thead>
 684         <tr>
 685             <th><?php echo $strVar; ?></th>
 686             <th><?php echo $strValue; ?></th>
 687             <th><?php echo $strDescription; ?></th>
 688         </tr>
 689     </thead>
 690 <?php
 691         if (! empty($links[$section_name])) {
 692 ?>
 693     <tfoot>
 694         <tr class="tblFooters">
 695             <th colspan="3" class="tblFooters">
 696 <?php
 697             foreach ($links[$section_name] as $link_name => $link_url) {
 698                 if ('doc' == $link_name) {
 699                     echo PMA_showMySQLDocu($link_url, $link_url);
 700                 } else {
 701                     echo '<a href="' . $link_url . '">' . $link_name . '</a>' . "\n";
 702                 }
 703             }
 704             unset($link_url, $link_name);
 705 ?>
 706             </th>
 707         </tr>
 708     </tfoot>
 709 <?php
 710         }
 711 ?>
 712     <tbody>
 713 <?php
 714         $odd_row = false;
 715         foreach ($section['vars'] as $name => $value) {
 716             $odd_row = !$odd_row;
 717 ?>
 718         <tr class="<?php echo $odd_row ? 'odd' : 'even'; ?>">
 719             <th class="name"><?php echo htmlspecialchars($name); ?></th>
 720             <td class="value"><?php
 721             if (isset($alerts[$name])) {
 722                 if ($value > $alerts[$name]) {
 723                     echo '<span class="attention">';
 724                 } else {
 725                     echo '<span class="allfine">';
 726                 }
 727             }
 728             if ('%' === substr($name, -1, 1)) {
 729                 echo PMA_formatNumber($value, 0, 2) . ' %';
 730             } elseif (is_numeric($value) && $value == (int) $value) {
 731                 echo PMA_formatNumber($value, 4, 0);
 732             } elseif (is_numeric($value)) {
 733                 echo PMA_formatNumber($value, 4, 2);
 734             } else {
 735                 echo htmlspecialchars($value);
 736             }
 737             if (isset($alerts[$name])) {
 738                 echo '</span>';
 739             }
 740             ?></td>
 741             <td class="descr">
 742             <?php
 743             if (isset($GLOBALS['strShowStatus' . $name . 'Descr'])) {
 744                 echo $GLOBALS['strShowStatus' . $name . 'Descr'];
 745             }
 746
 747             if (isset($links[$name])) {
 748                 foreach ($links[$name] as $link_name => $link_url) {
 749                     if ('doc' == $link_name) {
 750                         echo PMA_showMySQLDocu($link_url, $link_url);
 751                     } else {
 752                         echo ' <a href="' . $link_url . '">' . $link_name . '</a>' .
 753                         "\n";
 754                     }
 755                 }
 756                 unset($link_url, $link_name);
 757             }
 758             ?>
 759             </td>
 760         </tr>
 761 <?php
 762         }
 763         unset($name, $value);
 764 ?>
 765     </tbody>
 766     </table>
 767 <?php
 768     }
 769 }
 770 unset($section_name, $section, $sections, $server_status, $odd_row, $alerts);
 771 ?>
 772 </div>
 773 <?php
 774 /* if the server works as master or slave in replication process, display useful information */
 775 if ($server_master_status_run || $server_slave_status_run)
 776 {
 777   ?>
 778   <hr class="clearfloat" />
 779
 780   <h3><a name="replication"></a><?php echo $strReplicationStatus; ?></h3>
 781   <?php
 782
 783   foreach ($replication_types as $type)
 784   {
 785     if (${"server_{$type}_status_run"})
 786     {
 787     ?>
 788     <h4><?php echo ${"strReplicationStatus_{$type}"}; ?></h4>
 789     <?php
 790     ?>
 791     <table id="server<?php echo $type; ?>replicationsummary" class="data">
 792
 793     <thead>
 794     <tr>
 795         <th><?php echo $strVar; ?></th>
 796         <th><?php echo $strValue; ?></th>
 797     </tr>
 798     </thead>
 799     <tbody>
 800     <?php
 801     $odd_row = true;
 802     foreach(${"{$type}_variables"} as $variable)
 803     {
 804     ?>
 805     <tr class="<?php echo $odd_row ? 'odd' : 'even'; ?>">
 806       <td class="name">
 807         <?php echo $variable; ?>
 808       </td>
 809       <td class="value">
 810         <?php
 811           if (${"{$type}_variables_alerts"}[$variable] == ${"server_{$type}_status"}[0][$variable])
 812             echo '<span class="attention">';
 813           if (${"{$type}_variables_oks"}[$variable] == ${"server_{$type}_status"}[0][$variable])
 814             echo '<span class="allfine">';
 815           else
 816             echo '<span>';
 817           echo ${"server_{$type}_status"}[0][$variable];
 818           echo '</span>';
 819         ?>
 820       </td>
 821     </tr>
 822     <?php
 823     $odd_row = ! $odd_row;
 824     }
 825     unset(${"server_{$type}_status"});
 826     ?>
 827     </tbody>
 828     </table>
 829     <?php
 830     }
 831   }
 832   unset($types);
 833 }
 834 ?>
 835
 836 </div>
 837
 838 <?php
 839 /**
 840  * Sends the footer
 841  */
 842 require_once './libraries/footer.inc.php';
 843 ?>