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  * @package phpMyAdmin
   8  */
   9
  10 /**
  11  * no need for variables importing
  12  * @ignore
  13  */
  14 if (! defined('PMA_NO_VARIABLES_IMPORT')) {
  15     define('PMA_NO_VARIABLES_IMPORT', true);
  16 }
  17
  18 if (isset($_REQUEST['ajax_request']) && $_REQUEST['ajax_request'] == true)
  19     $GLOBALS['is_header_sent'] = true;
  20
  21 require_once './libraries/common.inc.php';
  22
  23 /**
  24  * Function to output refresh rate selection.
  25  */
  26 function PMA_choose_refresh_rate() {
  27     echo '<option value="5">' . __('Refresh rate') . '</option>';
  28     foreach (array(1, 2, 5, 20, 40, 60, 120, 300, 600) as $rate) {
  29         if ($rate % 60 == 0) {
  30             $minrate = $rate / 60;
  31             echo '<option value="' . $rate . '">' . sprintf(_ngettext('%d minute', '%d minutes', $minrate), $minrate) . '</option>';
  32         } else {
  33             echo '<option value="' . $rate . '">' . sprintf(_ngettext('%d second', '%d seconds', $rate), $rate) . '</option>';
  34         }
  35     }
  36 }
  37
  38 /**
  39  * Ajax request
  40  */
  41
  42 if (isset($_REQUEST['ajax_request']) && $_REQUEST['ajax_request'] == true) {
  43     // Send with correct charset
  44     header('Content-Type: text/html; charset=UTF-8');
  45
  46     if (isset($_REQUEST['logging_vars'])) {
  47         if (isset($_REQUEST['varName']) && isset($_REQUEST['varValue'])) {
  48             $value = PMA_sqlAddslashes($_REQUEST['varValue']);
  49             if (!is_numeric($value)) $value="'".$value."'";
  50
  51             if (!preg_match("/[^a-zA-Z0-9_]+/",$_REQUEST['varName']))
  52                 PMA_DBI_query('SET GLOBAL ' . $_REQUEST['varName'] . ' = '.$value);
  53
  54         }
  55
  56         $loggingVars = PMA_DBI_fetch_result(
  57             "SHOW GLOBAL VARIABLES WHERE Variable_name IN (
  58                 'general_log', 'slow_query_log', 'long_query_time', 'log_output')", 0, 1);
  59         exit(json_encode($loggingVars));
  60     }
  61
  62     // real-time charting data
  63     if (isset($_REQUEST['chart_data'])) {
  64         switch($_REQUEST['type']) {
  65             case 'proc':
  66                 $c = PMA_DBI_fetch_result("SHOW GLOBAL STATUS WHERE Variable_name = 'Connections'", 0, 1);
  67                 $result = PMA_DBI_query('SHOW PROCESSLIST');
  68                 $num_procs = PMA_DBI_num_rows($result);
  69
  70                 $ret = array(
  71                     'x'      => microtime(true)*1000,
  72                     'y_proc' => $num_procs,
  73                     'y_conn' => $c['Connections']
  74                 );
  75
  76                 exit(json_encode($ret));
  77
  78             case 'queries':
  79                 $queries = PMA_DBI_fetch_result(
  80                     "SHOW GLOBAL STATUS
  81                     WHERE (Variable_name LIKE 'Com_%' OR Variable_name = 'Questions')
  82                         AND Value > 0'", 0, 1);
  83                 cleanDeprecated($queries);
  84                 // admin commands are not queries
  85                 unset($queries['Com_admin_commands']);
  86                 $questions = $queries['Questions'];
  87                 unset($queries['Questions']);
  88
  89                 //$sum=array_sum($queries);
  90                 $ret = array(
  91                     'x'         => microtime(true)*1000,
  92                     'y'         => $questions,
  93                     'pointInfo' => $queries
  94                 );
  95
  96                 exit(json_encode($ret));
  97
  98             case 'traffic':
  99                 $traffic = PMA_DBI_fetch_result(
 100                     "SHOW GLOBAL STATUS
 101                     WHERE Variable_name = 'Bytes_received'
 102                         OR Variable_name = 'Bytes_sent'", 0, 1);
 103
 104                 $ret = array(
 105                     'x'          => microtime(true)*1000,
 106                     'y_sent'     => $traffic['Bytes_sent'],
 107                     'y_received' => $traffic['Bytes_received']
 108                 );
 109
 110                 exit(json_encode($ret));
 111
 112             case 'chartgrid':
 113                 $ret = json_decode($_REQUEST['requiredData'], true);
 114                 $statusVars = array();
 115                 $sysinfo = $cpuload = $memory = 0;
 116
 117                 foreach ($ret as $chart_id => $chartNodes) {
 118                     foreach ($chartNodes as $node_id => $node) {
 119                         switch ($node['dataType']) {
 120                             case 'statusvar':
 121                                 // Some white list filtering
 122                                 if (!preg_match('/[^a-zA-Z_]+/',$node['name']))
 123                                     $statusVars[] = $node['name'];
 124                                 break;
 125
 126                             case 'proc':
 127                                 $result = PMA_DBI_query('SHOW PROCESSLIST');
 128                                 $ret[$chart_id][$node_id]['y'] = PMA_DBI_num_rows($result);
 129                                 break;
 130
 131                             case 'cpu':
 132                                 if (!$sysinfo) {
 133                                     require_once('libraries/sysinfo.lib.php');
 134                                     $sysinfo = getSysInfo();
 135                                 }
 136                                 if (!$cpuload)
 137                                     $cpuload = $sysinfo->loadavg();
 138
 139                                 if (PHP_OS == 'Linux') {
 140                                     $ret[$chart_id][$node_id]['idle'] = $cpuload['idle'];
 141                                     $ret[$chart_id][$node_id]['busy'] = $cpuload['busy'];
 142                                 } else
 143                                     $ret[$chart_id][$node_id]['y'] = $cpuload['loadavg'];
 144
 145                                 break;
 146
 147                             case 'memory':
 148                                 if (!$sysinfo) {
 149                                     require_once('libraries/sysinfo.lib.php');
 150                                     $sysinfo = getSysInfo();
 151                                 }
 152                                 if (!$memory)
 153                                     $memory  = $sysinfo->memory();
 154
 155                                 $ret[$chart_id][$node_id]['y'] = $memory[$node['name']];
 156                                 break;
 157                         }
 158                     }
 159                 }
 160
 161                 $vars = PMA_DBI_fetch_result(
 162                     "SHOW GLOBAL STATUS
 163                     WHERE Variable_name='" . implode("' OR Variable_name='", $statusVars) . "'", 0, 1);
 164
 165                 foreach ($ret as $chart_id => $chartNodes) {
 166                     foreach ($chartNodes as $node_id => $node) {
 167                         if ($node['dataType'] == 'statusvar')
 168                             $ret[$chart_id][$node_id]['y'] = $vars[$node['name']];
 169                     }
 170                 }
 171
 172                 $ret['x'] = microtime(true)*1000;
 173
 174                 exit(json_encode($ret));
 175         }
 176     }
 177
 178     if (isset($_REQUEST['log_data'])) {
 179         $start = intval($_REQUEST['time_start']);
 180         $end = intval($_REQUEST['time_end']);
 181
 182         if ($_REQUEST['type'] == 'slow') {
 183             $q = 'SELECT SUM(query_time) AS TIME(query_time), SUM(lock_time) as lock_time, '.
 184                  'SUM(rows_sent) AS rows_sent, SUM(rows_examined) AS rows_examined, sql_text, COUNT(sql_text) AS \'#\' '.
 185                  'FROM `mysql`.`slow_log` WHERE event_time > FROM_UNIXTIME('.$start.') '.
 186                  'AND event_time < FROM_UNIXTIME('.$end.') GROUP BY sql_text';
 187
 188             $result = PMA_DBI_try_query($q);
 189
 190             $return = array('rows' => array(), 'sum' => array());
 191             $type = '';
 192
 193             while ($row = PMA_DBI_fetch_assoc($result)) {
 194                 $type = substr($row['sql_text'],0,strpos($row['sql_text'],' '));
 195                 $return['sum'][$type]++;
 196                 $return['rows'][] = $row;
 197             }
 198
 199             $return['sum']['TOTAL'] = array_sum($return['sum']);
 200
 201             PMA_DBI_free_result($result);
 202
 203             exit(json_encode($return));
 204         }
 205
 206         if ($_REQUEST['type'] == 'general') {
 207             $q = 'SELECT TIME(event_time) as event_time, user_host, thread_id, server_id, argument, count(argument) as \'#\' FROM `mysql`.`general_log` WHERE command_type=\'Query\' '.
 208                  'AND event_time > FROM_UNIXTIME('.$start.') AND event_time < FROM_UNIXTIME('.$end.') '.
 209                  'AND argument REGEXP \'^(INSERT|SELECT|UPDATE|DELETE)\' GROUP by argument'; // HAVING count > 1';
 210
 211             $result = PMA_DBI_try_query($q);
 212
 213             $return = array('rows' => array(), 'sum' => array());
 214             $type = '';
 215             $insertTables = array();
 216             $insertTablesFirst = -1;
 217             $i = 0;
 218
 219             while ($row = PMA_DBI_fetch_assoc($result)) {
 220                 preg_match('/^(\w+)\s/',$row['argument'],$match);
 221                 $type = strtolower($match[1]);
 222                 // Ignore undefined index warning, just increase counter by one
 223                 @$return['sum'][$type]++;
 224                 if($type=='insert' || $type=='update') {
 225                     // Group inserts if selected
 226                     if($type=='insert' && isset($_REQUEST['groupInserts']) && $_REQUEST['groupInserts'] && preg_match('/^INSERT INTO (`|\'|"|)([^\s\\1]+)\\1/i',$row['argument'],$matches)) {
 227                         $insertTables[$matches[2]]++;
 228                         if ($insertTables[$matches[2]] > 1) {
 229                             $return['rows'][$insertTablesFirst]['#'] = $insertTables[$matches[2]];
 230
 231                             // Add a ... to the end of this query to indicate that there's been other queries
 232                             $return['rows'][$insertTablesFirst]['argument'][strlen($return['rows'][$insertTablesFirst]['argument'])-1] != '.';
 233                                 $return['rows'][$insertTablesFirst]['argument'] .= '<br/>...';
 234
 235                             // Group this value, thus do not add to the result list
 236                             continue;
 237                         } else {
 238                             $insertTablesFirst = $i;
 239                             $insertTables[$matches[2]] += $row['#'] - 1;
 240                         }
 241                     }
 242
 243                     // Cut off big selects, but append byte count therefor
 244                     if (strlen($row['argument']) > 180) {
 245                         $row['argument'] = substr($row['argument'],0,160) . '... [' .
 246                                             PMA_formatByteDown(strlen($row['argument']), 2).']';
 247                     }
 248                 }
 249                 $return['rows'][] = $row;
 250                 $i++;
 251             }
 252
 253             $return['sum']['TOTAL'] = array_sum($return['sum']);
 254
 255             PMA_DBI_free_result($result);
 256
 257             exit(json_encode($return));
 258         }
 259     }
 260 }
 261
 262
 263 /**
 264  * Replication library
 265  */
 266 require './libraries/replication.inc.php';
 267 require_once './libraries/replication_gui.lib.php';
 268
 269 /**
 270  * JS Includes
 271  */
 272
 273 $GLOBALS['js_include'][] = 'server_status.js';
 274 $GLOBALS['js_include'][] = 'jquery/jquery-ui-1.8.custom.js';
 275 $GLOBALS['js_include'][] = 'jquery/jquery.tablesorter.js';
 276 $GLOBALS['js_include'][] = 'jquery/jquery.cookie.js'; // For tab persistence
 277 $GLOBALS['js_include'][] = 'jquery/jquery.json-2.2.js';
 278 $GLOBALS['js_include'][] = 'jquery/jquery.sprintf.js';
 279 $GLOBALS['js_include'][] = 'jquery/jquery.sortableTable.js';
 280 // Charting
 281 $GLOBALS['js_include'][] = 'highcharts/highcharts.js';
 282 /* Files required for chart exporting */
 283 $GLOBALS['js_include'][] = 'highcharts/exporting.js';
 284 $GLOBALS['js_include'][] = 'canvg/flashcanvas.js';
 285 $GLOBALS['js_include'][] = 'canvg/canvg.js';
 286 $GLOBALS['js_include'][] = 'canvg/rgbcolor.js';
 287
 288 /**
 289  * flush status variables if requested
 290  */
 291 if (isset($_REQUEST['flush'])) {
 292     $_flush_commands = array(
 293         'STATUS',
 294         'TABLES',
 295         'QUERY CACHE',
 296     );
 297
 298     if (in_array($_REQUEST['flush'], $_flush_commands)) {
 299         PMA_DBI_query('FLUSH ' . $_REQUEST['flush'] . ';');
 300     }
 301     unset($_flush_commands);
 302 }
 303
 304 /**
 305  * Kills a selected process
 306  */
 307 if (!empty($_REQUEST['kill'])) {
 308     if (PMA_DBI_try_query('KILL ' . $_REQUEST['kill'] . ';')) {
 309         $message = PMA_Message::success(__('Thread %s was successfully killed.'));
 310     } else {
 311         $message = PMA_Message::error(__('phpMyAdmin was unable to kill thread %s. It probably has already been closed.'));
 312     }
 313     $message->addParam($_REQUEST['kill']);
 314     //$message->display();
 315 }
 316
 317
 318
 319 /**
 320  * get status from server
 321  */
 322 $server_status = PMA_DBI_fetch_result('SHOW GLOBAL STATUS', 0, 1);
 323
 324 /**
 325  * for some calculations we require also some server settings
 326  */
 327 $server_variables = PMA_DBI_fetch_result('SHOW GLOBAL VARIABLES', 0, 1);
 328
 329 /**
 330  * cleanup of some deprecated values
 331  */
 332 cleanDeprecated($server_status);
 333
 334 /**
 335  * calculate some values
 336  */
 337 // Key_buffer_fraction
 338 if (isset($server_status['Key_blocks_unused'])
 339         && isset($server_variables['key_cache_block_size'])
 340         && isset($server_variables['key_buffer_size'])) {
 341     $server_status['Key_buffer_fraction_%'] =
 342         100
 343         - $server_status['Key_blocks_unused']
 344         * $server_variables['key_cache_block_size']
 345         / $server_variables['key_buffer_size']
 346         * 100;
 347 } elseif (isset($server_status['Key_blocks_used'])
 348         && isset($server_variables['key_buffer_size'])) {
 349     $server_status['Key_buffer_fraction_%'] =
 350         $server_status['Key_blocks_used']
 351         * 1024
 352         / $server_variables['key_buffer_size'];
 353   }
 354
 355 // Ratio for key read/write
 356 if (isset($server_status['Key_writes'])
 357         && isset($server_status['Key_write_requests'])
 358         && $server_status['Key_write_requests'] > 0) {
 359     $server_status['Key_write_ratio_%'] = 100 * $server_status['Key_writes'] / $server_status['Key_write_requests'];
 360 }
 361
 362 if (isset($server_status['Key_reads'])
 363         && isset($server_status['Key_read_requests'])
 364         && $server_status['Key_read_requests'] > 0) {
 365     $server_status['Key_read_ratio_%'] = 100 * $server_status['Key_reads'] / $server_status['Key_read_requests'];
 366 }
 367
 368 // Threads_cache_hitrate
 369 if (isset($server_status['Threads_created'])
 370         && isset($server_status['Connections'])
 371         && $server_status['Connections'] > 0) {
 372     $server_status['Threads_cache_hitrate_%'] =
 373         100
 374         - $server_status['Threads_created']
 375         / $server_status['Connections']
 376         * 100;
 377 }
 378
 379 // Format Uptime_since_flush_status : show as days, hours, minutes, seconds
 380 if (isset($server_status['Uptime_since_flush_status'])) {
 381     $server_status['Uptime_since_flush_status'] = PMA_timespanFormat($server_status['Uptime_since_flush_status']);
 382 }
 383
 384 /**
 385  * split variables in sections
 386  */
 387 $allocations = array(
 388     // variable name => section
 389     // variable names match when they begin with the given string
 390
 391     'Com_'              => 'com',
 392     'Innodb_'           => 'innodb',
 393     'Ndb_'              => 'ndb',
 394     'Handler_'          => 'handler',
 395     'Qcache_'           => 'qcache',
 396     'Threads_'          => 'threads',
 397     'Slow_launch_threads' => 'threads',
 398
 399     'Binlog_cache_'     => 'binlog_cache',
 400     'Created_tmp_'      => 'created_tmp',
 401     'Key_'              => 'key',
 402
 403     'Delayed_'          => 'delayed',
 404     'Not_flushed_delayed_rows' => 'delayed',
 405
 406     'Flush_commands'    => 'query',
 407     'Last_query_cost'   => 'query',
 408     'Slow_queries'      => 'query',
 409     'Queries'           => 'query',
 410     'Prepared_stmt_count' => 'query',
 411
 412     'Select_'           => 'select',
 413     'Sort_'             => 'sort',
 414
 415     'Open_tables'       => 'table',
 416     'Opened_tables'     => 'table',
 417     'Open_table_definitions' => 'table',
 418     'Opened_table_definitions' => 'table',
 419     'Table_locks_'      => 'table',
 420
 421     'Rpl_status'        => 'repl',
 422     'Slave_'            => 'repl',
 423
 424     'Tc_'               => 'tc',
 425
 426     'Ssl_'              => 'ssl',
 427
 428     'Open_files'        => 'files',
 429     'Open_streams'      => 'files',
 430     'Opened_files'      => 'files',
 431 );
 432
 433 $sections = array(
 434     // section => section name (description)
 435     'com'           => 'Com',
 436     'query'         => __('SQL query'),
 437     'innodb'        => 'InnoDB',
 438     'ndb'           => 'NDB',
 439     'handler'       => __('Handler'),
 440     'qcache'        => __('Query cache'),
 441     'threads'       => __('Threads'),
 442     'binlog_cache'  => __('Binary log'),
 443     'created_tmp'   => __('Temporary data'),
 444     'delayed'       => __('Delayed inserts'),
 445     'key'           => __('Key cache'),
 446     'select'        => __('Joins'),
 447     'repl'          => __('Replication'),
 448     'sort'          => __('Sorting'),
 449     'table'         => __('Tables'),
 450     'tc'            => __('Transaction coordinator'),
 451     'files'         => __('Files'),
 452     'ssl'           => 'SSL',
 453 );
 454
 455 /**
 456  * define some needfull links/commands
 457  */
 458 // variable or section name => (name => url)
 459 $links = array();
 460
 461 $links['table'][__('Flush (close) all tables')]
 462     = $PMA_PHP_SELF . '?flush=TABLES&amp;' . PMA_generate_common_url();
 463 $links['table'][__('Show open tables')]
 464     = 'sql.php?sql_query=' . urlencode('SHOW OPEN TABLES') .
 465         '&amp;goto=server_status.php&amp;' . PMA_generate_common_url();
 466
 467 if ($server_master_status) {
 468     $links['repl'][__('Show slave hosts')]
 469         = 'sql.php?sql_query=' . urlencode('SHOW SLAVE HOSTS') .
 470             '&amp;goto=server_status.php&amp;' . PMA_generate_common_url();
 471     $links['repl'][__('Show master status')] = '#replication_master';
 472 }
 473 if ($server_slave_status) {
 474     $links['repl'][__('Show slave status')] = '#replication_slave';
 475 }
 476
 477 $links['repl']['doc'] = 'replication';
 478
 479 $links['qcache'][__('Flush query cache')]
 480     = $PMA_PHP_SELF . '?flush=' . urlencode('QUERY CACHE') . '&amp;' .
 481         PMA_generate_common_url();
 482 $links['qcache']['doc'] = 'query_cache';
 483
 484 //$links['threads'][__('Show processes')]
 485 //    = 'server_processlist.php?' . PMA_generate_common_url();
 486 $links['threads']['doc'] = 'mysql_threads';
 487
 488 $links['key']['doc'] = 'myisam_key_cache';
 489
 490 $links['binlog_cache']['doc'] = 'binary_log';
 491
 492 $links['Slow_queries']['doc'] = 'slow_query_log';
 493
 494 $links['innodb'][__('Variables')]
 495     = 'server_engines.php?engine=InnoDB&amp;' . PMA_generate_common_url();
 496 $links['innodb'][__('InnoDB Status')]
 497     = 'server_engines.php?engine=InnoDB&amp;page=Status&amp;' .
 498         PMA_generate_common_url();
 499 $links['innodb']['doc'] = 'innodb';
 500
 501
 502 // Variable to contain all com_ variables
 503 $used_queries = array();
 504
 505 // Variable to map variable names to their respective section name (used for js category filtering)
 506 $allocationMap = array();
 507
 508 // sort vars into arrays
 509 foreach ($server_status as $name => $value) {
 510     foreach ($allocations as $filter => $section) {
 511         if (strpos($name, $filter) !== false) {
 512             $allocationMap[$name] = $section;
 513             if ($section == 'com' && $value > 0) $used_queries[$name] = $value;
 514             break; // Only exits inner loop
 515         }
 516     }
 517 }
 518
 519 // admin commands are not queries (e.g. they include COM_PING, which is excluded from $server_status['Questions'])
 520 unset($used_queries['Com_admin_commands']);
 521
 522 /* Ajax request refresh */
 523 if (isset($_REQUEST['show']) && isset($_REQUEST['ajax_request'])) {
 524     switch($_REQUEST['show']) {
 525         case 'query_statistics':
 526             printQueryStatistics();
 527             exit();
 528         case 'server_traffic':
 529             printServerTraffic();
 530             exit();
 531         case 'variables_table':
 532             // Prints the variables table
 533             printVariablesTable();
 534             exit();
 535
 536         default:
 537             break;
 538     }
 539 }
 540
 541 /**
 542  * start output
 543  */
 544
 545  /**
 546  * Does the common work
 547  */
 548 require './libraries/server_common.inc.php';
 549
 550
 551 /**
 552  * Displays the links
 553  */
 554 require './libraries/server_links.inc.php';
 555
 556 $server = 1;
 557 if(isset($_REQUEST['server']) && intval($_REQUEST['server'])) $server = intval($_REQUEST['server']);
 558
 559 $server_db_isLocal = strtolower($cfg['Servers'][$server]['host']) == 'localhost'
 560                               || $cfg['Servers'][$server]['host'] == '127.0.0.1'
 561                               || $cfg['Servers'][$server]['host'] == '::1';
 562
 563 ?>
 564 <script type="text/javascript">
 565 pma_token = '<?php echo $_SESSION[' PMA_token ']; ?>';
 566 url_query = '<?php echo str_replace('&amp;','&',$url_query);?>';
 567 server_time_diff = new Date().getTime() - <?php echo microtime(true)*1000; ?>;
 568 server_os = '<?php echo PHP_OS; ?>';
 569 is_superuser = <?php echo PMA_isSuperuser()?'true':'false'; ?>;
 570 server_db_isLocal = <?php echo ($server_db_isLocal)?'true':'false'; ?>;
 571 </script>
 572 <div id="serverstatus">
 573     <h2><?php
 574 /**
 575  * Displays the sub-page heading
 576  */
 577 if ($GLOBALS['cfg']['MainPageIconic']) {
 578     echo '<img class="icon" src="' . $GLOBALS['pmaThemeImage'] . 's_status.png" width="16" height="16" alt="" />';
 579 }
 580
 581 echo __('Runtime Information');
 582
 583 ?></h2>
 584     <div id="serverStatusTabs">
 585         <ul>
 586             <li><a href="#statustabs_traffic"><?php echo __('Server traffic'); ?></a></li>
 587             <li><a href="#statustabs_queries"><?php echo __('Query statistics'); ?></a></li>
 588             <li><a href="#statustabs_allvars"><?php echo __('All status variables'); ?></a></li>
 589             <li><a href="#statustabs_charting"><?php echo __('Monitor'); ?></a></li>
 590         </ul>
 591
 592         <div id="statustabs_traffic">
 593             <div class="buttonlinks">
 594                 <a class="tabRefresh" href="<?php echo $PMA_PHP_SELF . '?show=server_traffic&amp;' . PMA_generate_common_url(); ?>" >
 595                     <img src="<?php echo $GLOBALS['pmaThemeImage'];?>ajax_clock_small.gif" alt="ajax clock" style="display: none;" />
 596                     <?php echo __('Refresh'); ?>
 597                 </a>
 598                 <span class="refreshList" style="display:none;">
 599                     <label for="trafficChartRefresh"><?php echo __('Refresh rate: '); ?></label>
 600                     <?php refreshList('trafficChartRefresh'); ?>
 601                 </span>
 602
 603                 <a class="tabChart livetrafficLink" href="#">
 604                     <?php echo __('Live traffic chart'); ?>
 605                 </a>
 606                 <a class="tabChart liveconnectionsLink" href="#">
 607                     <?php echo __('Live conn./process chart'); ?>
 608                 </a>
 609             </div>
 610             <div class="tabInnerContent">
 611                 <?php printServerTraffic(); ?>
 612             </div>
 613         </div>
 614         <div id="statustabs_queries">
 615             <div class="buttonlinks">
 616                 <a class="tabRefresh"  href="<?php echo $PMA_PHP_SELF . '?show=query_statistics&amp;' . PMA_generate_common_url(); ?>" >
 617                     <img src="<?php echo $GLOBALS['pmaThemeImage'];?>ajax_clock_small.gif" alt="ajax clock" style="display: none;" />
 618                     <?php echo __('Refresh'); ?>
 619                 </a>
 620                 <span class="refreshList" style="display:none;">
 621                     <label for="queryChartRefresh"><?php echo __('Refresh rate: '); ?></label>
 622                        <?php refreshList('queryChartRefresh'); ?>
 623                 </span>
 624                 <a class="tabChart livequeriesLink" href="#">
 625                     <?php echo __('Live query chart'); ?>
 626                 </a>
 627             </div>
 628             <div class="tabInnerContent">
 629                 <?php printQueryStatistics(); ?>
 630             </div>
 631         </div>
 632         <div id="statustabs_allvars">
 633             <fieldset id="tableFilter">
 634                 <div class="buttonlinks">
 635                     <a class="tabRefresh" href="<?php echo $PMA_PHP_SELF . '?show=variables_table&amp;' . PMA_generate_common_url(); ?>" >
 636                         <img src="<?php echo $GLOBALS['pmaThemeImage'];?>ajax_clock_small.gif" alt="ajax clock" style="display: none;" />
 637                         <?php echo __('Refresh'); ?>
 638                     </a>
 639                 </div>
 640                 <legend>Filters</legend>
 641                 <div class="formelement">
 642                     <label for="filterText"><?php echo __('Containing the word:'); ?></label>
 643                     <input name="filterText" type="text" id="filterText" style="vertical-align: baseline;" />
 644                 </div>
 645                 <div class="formelement">
 646                     <input type="checkbox" name="filterAlert" id="filterAlert">
 647                     <label for="filterAlert"><?php echo __('Show only alert values'); ?></label>
 648                 </div>
 649                 <div class="formelement">
 650                     <select id="filterCategory" name="filterCategory">
 651                         <option value=''><?php echo __('Filter by category...'); ?></option>
 652                 <?php
 653                         foreach($sections as $section_id => $section_name) {
 654                 ?>
 655                             <option value='<?php echo $section_id; ?>'><?php echo $section_name; ?></option>
 656                 <?php
 657                         }
 658
 659                 ?>
 660                     </select>
 661                 </div>
 662             </fieldset>
 663             <div id="linkSuggestions" class="defaultLinks" style="display:none">
 664                 <p class="notice"><?php echo __('Related links:'); ?>
 665                 <?php
 666                 foreach ($links as $section_name => $section_links) {
 667                     echo '<span class="status_'.$section_name.'"> ';
 668                     $i=0;
 669                     foreach ($section_links as $link_name => $link_url) {
 670                         if ($i > 0) echo ', ';
 671                         if ('doc' == $link_name) {
 672                             echo PMA_showMySQLDocu($link_url, $link_url);
 673                         } else {
 674                             echo '<a href="' . $link_url . '">' . $link_name . '</a>';
 675                         }
 676                         $i++;
 677                     }
 678                     echo '</span>';
 679                 }
 680                 unset($link_url, $link_name, $i);
 681                 ?>
 682                 </p>
 683             </div>
 684             <div class="tabInnerContent">
 685                 <?php printVariablesTable(); ?>
 686             </div>
 687         </div>
 688
 689         <div id="statustabs_charting">
 690             <?php printMonitor(); ?>
 691         </div>
 692     </div>
 693 </div>
 694
 695 <?php
 696
 697 function printQueryStatistics() {
 698     global $server_status, $used_queries, $url_query, $PMA_PHP_SELF;
 699
 700     $hour_factor   = 3600 / $server_status['Uptime'];
 701
 702     $total_queries = array_sum($used_queries);
 703
 704     ?>
 705     <h3 id="serverstatusqueries">
 706         <?php
 707         /* l10n: Questions is the name of a MySQL Status variable */
 708         echo sprintf(__('Questions since startup: %s'),PMA_formatNumber($total_queries, 0)) . ' ';
 709         echo PMA_showMySQLDocu('server-status-variables', 'server-status-variables', false, 'statvar_Questions');
 710         ?>
 711         <br>
 712         <span>
 713         <?php
 714         echo '&oslash; '.__('per hour').': ';
 715         echo PMA_formatNumber($total_queries * $hour_factor, 0);
 716         echo '<br>';
 717
 718         echo '&oslash; '.__('per minute').': ';
 719         echo PMA_formatNumber( $total_queries * 60 / $server_status['Uptime'], 0);
 720         echo '<br>';
 721
 722         if($total_queries / $server_status['Uptime'] >= 1) {
 723             echo '&oslash; '.__('per second').': ';
 724             echo PMA_formatNumber( $total_queries / $server_status['Uptime'], 0);
 725         }
 726         ?>
 727         </span>
 728     </h3>
 729     <?php
 730
 731     // reverse sort by value to show most used statements first
 732     arsort($used_queries);
 733
 734     $odd_row        = true;
 735     $count_displayed_rows = 0;
 736     $perc_factor    = 100 / $total_queries; //(- $server_status['Connections']);
 737
 738     ?>
 739
 740         <table id="serverstatusqueriesdetails" class="data sortable">
 741         <col class="namecol" />
 742         <col class="valuecol" span="3" />
 743         <thead>
 744             <tr><th><?php echo __('Statements'); ?></th>
 745                 <th><?php
 746                     /* l10n: # = Amount of queries */
 747                     echo __('#');
 748                     ?>
 749                 <th>&oslash; <?php echo __('per hour'); ?></th>
 750                 <th>%</th>
 751             </tr>
 752         </thead>
 753         <tbody>
 754
 755     <?php
 756     $chart_json = array();
 757     $query_sum = array_sum($used_queries);
 758     $other_sum = 0;
 759     foreach ($used_queries as $name => $value) {
 760         $odd_row = !$odd_row;
 761
 762         // For the percentage column, use Questions - Connections, because
 763         // the number of connections is not an item of the Query types
 764         // but is included in Questions. Then the total of the percentages is 100.
 765         $name = str_replace(array('Com_', '_'), array('', ' '), $name);
 766
 767         // Group together values that make out less than 2% into "Other", but only if we have more than 6 fractions already
 768         if($value < $query_sum * 0.02 && count($chart_json)>6)
 769             $other_sum += $value;
 770         else $chart_json[$name] = $value;
 771     ?>
 772             <tr class="noclick <?php echo $odd_row ? 'odd' : 'even'; ?>">
 773                 <th class="name"><?php echo htmlspecialchars($name); ?></th>
 774                 <td class="value"><?php echo PMA_formatNumber($value, 5, 0, true); ?></td>
 775                 <td class="value"><?php echo
 776                     PMA_formatNumber($value * $hour_factor, 4, 1, true); ?></td>
 777                 <td class="value"><?php echo
 778                     PMA_formatNumber($value * $perc_factor, 0, 2); ?>%</td>
 779             </tr>
 780     <?php
 781     }
 782     ?>
 783         </tbody>
 784         </table>
 785
 786         <div id="serverstatusquerieschart">
 787             <span style="display:none;">
 788         <?php
 789             if ($other_sum > 0)
 790                 $chart_json[__('Other')] = $other_sum;
 791
 792             echo json_encode($chart_json);
 793         ?>
 794             </span>
 795         </div>
 796         <?php
 797 }
 798
 799 function printServerTraffic() {
 800     global $server_status,$PMA_PHP_SELF;
 801     global $server_master_status, $server_slave_status, $replication_types;
 802
 803     $hour_factor    = 3600 / $server_status['Uptime'];
 804
 805     /**
 806      * starttime calculation
 807      */
 808     $start_time = PMA_DBI_fetch_value(
 809         'SELECT UNIX_TIMESTAMP() - ' . $server_status['Uptime']);
 810
 811     ?>
 812     <h3><?php
 813     echo sprintf(
 814         __('Network traffic since startup: %s'),
 815         implode(' ', PMA_formatByteDown( $server_status['Bytes_received'] + $server_status['Bytes_sent'], 3, 1))
 816         );
 817     ?>
 818     </h3>
 819
 820     <p class="notice">
 821     <?php
 822     echo sprintf(__('This MySQL server has been running for %1$s. It started up on %2$s.'),
 823         PMA_timespanFormat($server_status['Uptime']),
 824         PMA_localisedDate($start_time)) . "\n";
 825     ?>
 826     </p>
 827
 828     <?php
 829     if ($server_master_status || $server_slave_status) {
 830         echo '<p class="notice">';
 831         if ($server_master_status && $server_slave_status) {
 832             echo __('This MySQL server works as <b>master</b> and <b>slave</b> in <b>replication</b> process.');
 833         } elseif ($server_master_status) {
 834             echo __('This MySQL server works as <b>master</b> in <b>replication</b> process.');
 835         } elseif ($server_slave_status) {
 836             echo __('This MySQL server works as <b>slave</b> in <b>replication</b> process.');
 837         }
 838         echo __('For further information about replication status on the server, please visit the <a href="#replication">replication section</a>.');
 839         echo '</p>';
 840     }
 841
 842     /* if the server works as master or slave in replication process, display useful information */
 843     if ($server_master_status || $server_slave_status)
 844     {
 845     ?>
 846       <hr class="clearfloat" />
 847
 848       <h3><a name="replication"></a><?php echo __('Replication status'); ?></h3>
 849     <?php
 850
 851         foreach ($replication_types as $type)
 852         {
 853             if (${"server_{$type}_status"}) {
 854                 PMA_replication_print_status_table($type);
 855             }
 856         }
 857         unset($types);
 858     }
 859     ?>
 860
 861     <table id="serverstatustraffic" class="data">
 862     <thead>
 863     <tr>
 864         <th colspan="2"><?php echo __('Traffic') . '&nbsp;' . PMA_showHint(__('On a busy server, the byte counters may overrun, so those statistics as reported by the MySQL server may be incorrect.')); ?></th>
 865         <th>&oslash; <?php echo __('per hour'); ?></th>
 866     </tr>
 867     </thead>
 868     <tbody>
 869     <tr class="noclick odd">
 870         <th class="name"><?php echo __('Received'); ?></th>
 871         <td class="value"><?php echo
 872             implode(' ',
 873                 PMA_formatByteDown($server_status['Bytes_received'], 3, 1)); ?></td>
 874         <td class="value"><?php echo
 875             implode(' ',
 876                 PMA_formatByteDown(
 877                     $server_status['Bytes_received'] * $hour_factor, 3, 1)); ?></td>
 878     </tr>
 879     <tr class="noclick even">
 880         <th class="name"><?php echo __('Sent'); ?></th>
 881         <td class="value"><?php echo
 882             implode(' ',
 883                 PMA_formatByteDown($server_status['Bytes_sent'], 3, 1)); ?></td>
 884         <td class="value"><?php echo
 885             implode(' ',
 886                 PMA_formatByteDown(
 887                     $server_status['Bytes_sent'] * $hour_factor, 3, 1)); ?></td>
 888     </tr>
 889     <tr class="noclick odd">
 890         <th class="name"><?php echo __('Total'); ?></th>
 891         <td class="value"><?php echo
 892             implode(' ',
 893                 PMA_formatByteDown(
 894                     $server_status['Bytes_received'] + $server_status['Bytes_sent'], 3, 1)
 895             ); ?></td>
 896         <td class="value"><?php echo
 897             implode(' ',
 898                 PMA_formatByteDown(
 899                     ($server_status['Bytes_received'] + $server_status['Bytes_sent'])
 900                     * $hour_factor, 3, 1)
 901             ); ?></td>
 902     </tr>
 903     </tbody>
 904     </table>
 905
 906     <table id="serverstatusconnections" class="data">
 907     <thead>
 908     <tr>
 909         <th colspan="2"><?php echo __('Connections'); ?></th>
 910         <th>&oslash; <?php echo __('per hour'); ?></th>
 911         <th>%</th>
 912     </tr>
 913     </thead>
 914     <tbody>
 915     <tr class="noclick odd">
 916         <th class="name"><?php echo __('max. concurrent connections'); ?></th>
 917         <td class="value"><?php echo
 918             PMA_formatNumber($server_status['Max_used_connections'], 0); ?>  </td>
 919         <td class="value">--- </td>
 920         <td class="value">--- </td>
 921     </tr>
 922     <tr class="noclick even">
 923         <th class="name"><?php echo __('Failed attempts'); ?></th>
 924         <td class="value"><?php echo
 925             PMA_formatNumber($server_status['Aborted_connects'], 4, 1, true); ?></td>
 926         <td class="value"><?php echo
 927             PMA_formatNumber($server_status['Aborted_connects'] * $hour_factor,
 928                 4, 2, true); ?></td>
 929         <td class="value"><?php echo
 930             $server_status['Connections'] > 0
 931           ? PMA_formatNumber(
 932                 $server_status['Aborted_connects'] * 100 / $server_status['Connections'],
 933                 0, 2, true) . '%'
 934           : '--- '; ?></td>
 935     </tr>
 936     <tr class="noclick odd">
 937         <th class="name"><?php echo __('Aborted'); ?></th>
 938         <td class="value"><?php echo
 939             PMA_formatNumber($server_status['Aborted_clients'], 4, 1, true); ?></td>
 940         <td class="value"><?php echo
 941             PMA_formatNumber($server_status['Aborted_clients'] * $hour_factor,
 942                 4, 2, true); ?></td>
 943         <td class="value"><?php echo
 944             $server_status['Connections'] > 0
 945           ? PMA_formatNumber(
 946                 $server_status['Aborted_clients'] * 100 / $server_status['Connections'],
 947                 0, 2, true) . '%'
 948           : '--- '; ?></td>
 949     </tr>
 950     <tr class="noclick even">
 951         <th class="name"><?php echo __('Total'); ?></th>
 952         <td class="value"><?php echo
 953             PMA_formatNumber($server_status['Connections'], 4, 0); ?></td>
 954         <td class="value"><?php echo
 955             PMA_formatNumber($server_status['Connections'] * $hour_factor,
 956                 4, 2); ?></td>
 957         <td class="value"><?php echo
 958             PMA_formatNumber(100, 0, 2); ?>%</td>
 959     </tr>
 960     </tbody>
 961     </table>
 962     <?php
 963
 964     $url_params = array();
 965
 966     if (! empty($_REQUEST['full'])) {
 967         $sql_query = 'SHOW FULL PROCESSLIST';
 968         $url_params['full'] = 1;
 969         $full_text_link = 'server_status.php' . PMA_generate_common_url(array(), 'html', '?');
 970     } else {
 971         $sql_query = 'SHOW PROCESSLIST';
 972         $full_text_link = 'server_status.php' . PMA_generate_common_url(array('full' => 1));
 973     }
 974     $result = PMA_DBI_query($sql_query);
 975
 976     /**
 977      * Displays the page
 978      */
 979     ?>
 980     <table id="tableprocesslist" class="data clearfloat">
 981     <thead>
 982     <tr>
 983         <th><?php echo __('Processes'); ?></th>
 984         <th><?php echo __('ID'); ?></th>
 985         <th><?php echo __('User'); ?></th>
 986         <th><?php echo __('Host'); ?></th>
 987         <th><?php echo __('Database'); ?></th>
 988         <th><?php echo __('Command'); ?></th>
 989         <th><?php echo __('Time'); ?></th>
 990         <th><?php echo __('Status'); ?></th>
 991         <th><?php
 992             echo __('SQL query');
 993             if (! PMA_DRIZZLE) { ?>
 994                 <a href="<?php echo $full_text_link; ?>"
 995                     title="<?php echo empty($full) ? __('Show Full Queries') : __('Truncate Shown Queries'); ?>">
 996                     <img src="<?php echo $GLOBALS['pmaThemeImage'] . 's_' . (empty($_REQUEST['full']) ? 'full' : 'partial'); ?>text.png"
 997                     alt="<?php echo empty($_REQUEST['full']) ? __('Show Full Queries') : __('Truncate Shown Queries'); ?>" />
 998                 </a>
 999             <?php } ?>
1000         </th>
1001     </tr>
1002     </thead>
1003     <tbody>
1004     <?php
1005     $odd_row = true;
1006     while ($process = PMA_DBI_fetch_assoc($result)) {
1007         if (PMA_DRIZZLE) {
1008             // Drizzle uses uppercase keys
1009             foreach ($process as $k => $v) {
1010                 $k = $k !== 'DB'
1011                     ? ucfirst(strtolower($k))
1012                     : 'db';
1013                 $process[$k] = $v;
1014             }
1015         }
1016         $url_params['kill'] = $process['Id'];
1017         $kill_process = 'server_status.php' . PMA_generate_common_url($url_params);
1018         ?>
1019     <tr class="noclick <?php echo $odd_row ? 'odd' : 'even'; ?>">
1020         <td><a href="<?php echo $kill_process ; ?>"><?php echo __('Kill'); ?></a></td>
1021         <td class="value"><?php echo $process['Id']; ?></td>
1022         <td><?php echo $process['User']; ?></td>
1023         <td><?php echo $process['Host']; ?></td>
1024         <td><?php echo ((! isset($process['db']) || ! strlen($process['db'])) ? '<i>' . __('None') . '</i>' : $process['db']); ?></td>
1025         <td><?php echo $process['Command']; ?></td>
1026         <td class="value"><?php echo $process['Time']; ?></td>
1027         <td><?php echo (empty($process['State']) ? '---' : $process['State']); ?></td>
1028         <td><?php echo (empty($process['Info']) ? '---' : PMA_SQP_formatHtml(PMA_SQP_parse($process['Info']))); ?></td>
1029     </tr>
1030         <?php
1031         $odd_row = ! $odd_row;
1032     }
1033     ?>
1034     </tbody>
1035     </table>
1036     <?php
1037 }
1038
1039 function printVariablesTable() {
1040     global $server_status, $server_variables, $allocationMap, $links;
1041     /**
1042      * Messages are built using the message name
1043      */
1044     $strShowStatus = array(
1045         'Aborted_clients' => __('The number of connections that were aborted because the client died without closing the connection properly.'),
1046         'Aborted_connects' => __('The number of failed attempts to connect to the MySQL server.'),
1047         'Binlog_cache_disk_use' => __('The number of transactions that used the temporary binary log cache but that exceeded the value of binlog_cache_size and used a temporary file to store statements from the transaction.'),
1048         'Binlog_cache_use' => __('The number of transactions that used the temporary binary log cache.'),
1049         'Connections' => __('The number of connection attempts (successful or not) to the MySQL server.'),
1050         'Created_tmp_disk_tables' => __('The number of temporary tables on disk created automatically by the server while executing statements. If Created_tmp_disk_tables is big, you may want to increase the tmp_table_size  value to cause temporary tables to be memory-based instead of disk-based.'),
1051         'Created_tmp_files' => __('How many temporary files mysqld has created.'),
1052         'Created_tmp_tables' => __('The number of in-memory temporary tables created automatically by the server while executing statements.'),
1053         'Delayed_errors' => __('The number of rows written with INSERT DELAYED for which some error occurred (probably duplicate key).'),
1054         'Delayed_insert_threads' => __('The number of INSERT DELAYED handler threads in use. Every different table on which one uses INSERT DELAYED gets its own thread.'),
1055         'Delayed_writes' => __('The number of INSERT DELAYED rows written.'),
1056         'Flush_commands'  => __('The number of executed FLUSH statements.'),
1057         'Handler_commit' => __('The number of internal COMMIT statements.'),
1058         'Handler_delete' => __('The number of times a row was deleted from a table.'),
1059         'Handler_discover' => __('The MySQL server can ask the NDB Cluster storage engine if it knows about a table with a given name. This is called discovery. Handler_discover indicates the number of time tables have been discovered.'),
1060         'Handler_read_first' => __('The number of times the first entry was read from an index. If this is high, it suggests that the server is doing a lot of full index scans; for example, SELECT col1 FROM foo, assuming that col1 is indexed.'),
1061         'Handler_read_key' => __('The number of requests to read a row based on a key. If this is high, it is a good indication that your queries and tables are properly indexed.'),
1062         'Handler_read_next' => __('The number of requests to read the next row in key order. This is incremented if you are querying an index column with a range constraint or if you are doing an index scan.'),
1063         'Handler_read_prev' => __('The number of requests to read the previous row in key order. This read method is mainly used to optimize ORDER BY ... DESC.'),
1064         'Handler_read_rnd' => __('The number of requests to read a row based on a fixed position. This is high if you are doing a lot of queries that require sorting of the result. You probably have a lot of queries that require MySQL to scan whole tables or you have joins that don\'t use keys properly.'),
1065         'Handler_read_rnd_next' => __('The number of requests to read the next row in the data file. This is high if you are doing a lot of table scans. Generally this suggests that your tables are not properly indexed or that your queries are not written to take advantage of the indexes you have.'),
1066         'Handler_rollback' => __('The number of internal ROLLBACK statements.'),
1067         'Handler_update' => __('The number of requests to update a row in a table.'),
1068         'Handler_write' => __('The number of requests to insert a row in a table.'),
1069         'Innodb_buffer_pool_pages_data' => __('The number of pages containing data (dirty or clean).'),
1070         'Innodb_buffer_pool_pages_dirty' => __('The number of pages currently dirty.'),
1071         'Innodb_buffer_pool_pages_flushed' => __('The number of buffer pool pages that have been requested to be flushed.'),
1072         'Innodb_buffer_pool_pages_free' => __('The number of free pages.'),
1073         'Innodb_buffer_pool_pages_latched' => __('The number of latched pages in InnoDB buffer pool. These are pages currently being read or written or that can\'t be flushed or removed for some other reason.'),
1074         'Innodb_buffer_pool_pages_misc' => __('The number of pages busy because they have been allocated for administrative overhead such as row locks or the adaptive hash index. This value can also be calculated as Innodb_buffer_pool_pages_total - Innodb_buffer_pool_pages_free - Innodb_buffer_pool_pages_data.'),
1075         'Innodb_buffer_pool_pages_total' => __('Total size of buffer pool, in pages.'),
1076         'Innodb_buffer_pool_read_ahead_rnd' => __('The number of "random" read-aheads InnoDB initiated. This happens when a query is to scan a large portion of a table but in random order.'),
1077         'Innodb_buffer_pool_read_ahead_seq' => __('The number of sequential read-aheads InnoDB initiated. This happens when InnoDB does a sequential full table scan.'),
1078         'Innodb_buffer_pool_read_requests' => __('The number of logical read requests InnoDB has done.'),
1079         'Innodb_buffer_pool_reads' => __('The number of logical reads that InnoDB could not satisfy from buffer pool and had to do a single-page read.'),
1080         'Innodb_buffer_pool_wait_free' => __('Normally, writes to the InnoDB buffer pool happen in the background. However, if it\'s necessary to read or create a page and no clean pages are available, it\'s necessary to wait for pages to be flushed first. This counter counts instances of these waits. If the buffer pool size was set properly, this value should be small.'),
1081         'Innodb_buffer_pool_write_requests' => __('The number writes done to the InnoDB buffer pool.'),
1082         'Innodb_data_fsyncs' => __('The number of fsync() operations so far.'),
1083         'Innodb_data_pending_fsyncs' => __('The current number of pending fsync() operations.'),
1084         'Innodb_data_pending_reads' => __('The current number of pending reads.'),
1085         'Innodb_data_pending_writes' => __('The current number of pending writes.'),
1086         'Innodb_data_read' => __('The amount of data read so far, in bytes.'),
1087         'Innodb_data_reads' => __('The total number of data reads.'),
1088         'Innodb_data_writes' => __('The total number of data writes.'),
1089         'Innodb_data_written' => __('The amount of data written so far, in bytes.'),
1090         'Innodb_dblwr_pages_written' => __('The number of pages that have been written for doublewrite operations.'),
1091         'Innodb_dblwr_writes' => __('The number of doublewrite operations that have been performed.'),
1092         'Innodb_log_waits' => __('The number of waits we had because log buffer was too small and we had to wait for it to be flushed before continuing.'),
1093         'Innodb_log_write_requests' => __('The number of log write requests.'),
1094         'Innodb_log_writes' => __('The number of physical writes to the log file.'),
1095         'Innodb_os_log_fsyncs' => __('The number of fsync() writes done to the log file.'),
1096         'Innodb_os_log_pending_fsyncs' => __('The number of pending log file fsyncs.'),
1097         'Innodb_os_log_pending_writes' => __('Pending log file writes.'),
1098         'Innodb_os_log_written' => __('The number of bytes written to the log file.'),
1099         'Innodb_pages_created' => __('The number of pages created.'),
1100         'Innodb_page_size' => __('The compiled-in InnoDB page size (default 16KB). Many values are counted in pages; the page size allows them to be easily converted to bytes.'),
1101         'Innodb_pages_read' => __('The number of pages read.'),
1102         'Innodb_pages_written' => __('The number of pages written.'),
1103         'Innodb_row_lock_current_waits' => __('The number of row locks currently being waited for.'),
1104         'Innodb_row_lock_time_avg' => __('The average time to acquire a row lock, in milliseconds.'),
1105         'Innodb_row_lock_time' => __('The total time spent in acquiring row locks, in milliseconds.'),
1106         'Innodb_row_lock_time_max' => __('The maximum time to acquire a row lock, in milliseconds.'),
1107         'Innodb_row_lock_waits' => __('The number of times a row lock had to be waited for.'),
1108         'Innodb_rows_deleted' => __('The number of rows deleted from InnoDB tables.'),
1109         'Innodb_rows_inserted' => __('The number of rows inserted in InnoDB tables.'),
1110         'Innodb_rows_read' => __('The number of rows read from InnoDB tables.'),
1111         'Innodb_rows_updated' => __('The number of rows updated in InnoDB tables.'),
1112         'Key_blocks_not_flushed' => __('The number of key blocks in the key cache that have changed but haven\'t yet been flushed to disk. It used to be known as Not_flushed_key_blocks.'),
1113         'Key_blocks_unused' => __('The number of unused blocks in the key cache. You can use this value to determine how much of the key cache is in use.'),
1114         'Key_blocks_used' => __('The number of used blocks in the key cache. This value is a high-water mark that indicates the maximum number of blocks that have ever been in use at one time.'),
1115         'Key_read_requests' => __('The number of requests to read a key block from the cache.'),
1116         'Key_reads' => __('The number of physical reads of a key block from disk. If Key_reads is big, then your key_buffer_size value is probably too small. The cache miss rate can be calculated as Key_reads/Key_read_requests.'),
1117         'Key_write_requests' => __('The number of requests to write a key block to the cache.'),
1118         'Key_writes' => __('The number of physical writes of a key block to disk.'),
1119         'Last_query_cost' => __('The total cost of the last compiled query as computed by the query optimizer. Useful for comparing the cost of different query plans for the same query. The default value of 0 means that no query has been compiled yet.'),
1120         'Max_used_connections' => __('The maximum number of connections that have been in use simultaneously since the server started.'),
1121         'Not_flushed_delayed_rows' => __('The number of rows waiting to be written in INSERT DELAYED queues.'),
1122         'Opened_tables' => __('The number of tables that have been opened. If opened tables is big, your table cache value is probably too small.'),
1123         'Open_files' => __('The number of files that are open.'),
1124         'Open_streams' => __('The number of streams that are open (used mainly for logging).'),
1125         'Open_tables' => __('The number of tables that are open.'),
1126         'Qcache_free_blocks' => __('The number of free memory blocks in query cache. High numbers can indicate fragmentation issues, which may be solved by issuing a FLUSH QUERY CACHE statement.'),
1127         'Qcache_free_memory' => __('The amount of free memory for query cache.'),
1128         'Qcache_hits' => __('The number of cache hits.'),
1129         'Qcache_inserts' => __('The number of queries added to the cache.'),
1130         'Qcache_lowmem_prunes' => __('The number of queries that have been removed from the cache to free up memory for caching new queries. This information can help you tune the query cache size. The query cache uses a least recently used (LRU) strategy to decide which queries to remove from the cache.'),
1131         'Qcache_not_cached' => __('The number of non-cached queries (not cachable, or not cached due to the query_cache_type setting).'),
1132         'Qcache_queries_in_cache' => __('The number of queries registered in the cache.'),
1133         'Qcache_total_blocks' => __('The total number of blocks in the query cache.'),
1134         'Rpl_status' => __('The status of failsafe replication (not yet implemented).'),
1135         'Select_full_join' => __('The number of joins that do not use indexes. If this value is not 0, you should carefully check the indexes of your tables.'),
1136         'Select_full_range_join' => __('The number of joins that used a range search on a reference table.'),
1137         'Select_range_check' => __('The number of joins without keys that check for key usage after each row. (If this is not 0, you should carefully check the indexes of your tables.)'),
1138         'Select_range' => __('The number of joins that used ranges on the first table. (It\'s normally not critical even if this is big.)'),
1139         'Select_scan' => __('The number of joins that did a full scan of the first table.'),
1140         'Slave_open_temp_tables' => __('The number of temporary tables currently open by the slave SQL thread.'),
1141         'Slave_retried_transactions' => __('Total (since startup) number of times the replication slave SQL thread has retried transactions.'),
1142         'Slave_running' => __('This is ON if this server is a slave that is connected to a master.'),
1143         'Slow_launch_threads' => __('The number of threads that have taken more than slow_launch_time seconds to create.'),
1144         'Slow_queries' => __('The number of queries that have taken more than long_query_time seconds.'),
1145         'Sort_merge_passes' => __('The number of merge passes the sort algorithm has had to do. If this value is large, you should consider increasing the value of the sort_buffer_size system variable.'),
1146         'Sort_range' => __('The number of sorts that were done with ranges.'),
1147         'Sort_rows' => __('The number of sorted rows.'),
1148         'Sort_scan' => __('The number of sorts that were done by scanning the table.'),
1149         'Table_locks_immediate' => __('The number of times that a table lock was acquired immediately.'),
1150         'Table_locks_waited' => __('The number of times that a table lock could not be acquired immediately and a wait was needed. If this is high, and you have performance problems, you should first optimize your queries, and then either split your table or tables or use replication.'),
1151         'Threads_cached' => __('The number of threads in the thread cache. The cache hit rate can be calculated as Threads_created/Connections. If this value is red you should raise your thread_cache_size.'),
1152         'Threads_connected' => __('The number of currently open connections.'),
1153         'Threads_created' => __('The number of threads created to handle connections. If Threads_created is big, you may want to increase the thread_cache_size value. (Normally this doesn\'t give a notable performance improvement if you have a good thread implementation.)'),
1154         'Threads_running' => __('The number of threads that are not sleeping.')
1155     );
1156
1157     /**
1158      * define some alerts
1159      */
1160     // name => max value before alert
1161     $alerts = array(
1162         // lower is better
1163         // variable => max value
1164         'Aborted_clients' => 0,
1165         'Aborted_connects' => 0,
1166
1167         'Binlog_cache_disk_use' => 0,
1168
1169         'Created_tmp_disk_tables' => 0,
1170
1171         'Handler_read_rnd' => 0,
1172         'Handler_read_rnd_next' => 0,
1173
1174         'Innodb_buffer_pool_pages_dirty' => 0,
1175         'Innodb_buffer_pool_reads' => 0,
1176         'Innodb_buffer_pool_wait_free' => 0,
1177         'Innodb_log_waits' => 0,
1178         'Innodb_row_lock_time_avg' => 10, // ms
1179         'Innodb_row_lock_time_max' => 50, // ms
1180         'Innodb_row_lock_waits' => 0,
1181
1182         'Slow_queries' => 0,
1183         'Delayed_errors' => 0,
1184         'Select_full_join' => 0,
1185         'Select_range_check' => 0,
1186         'Sort_merge_passes' => 0,
1187         'Opened_tables' => 0,
1188         'Table_locks_waited' => 0,
1189         'Qcache_lowmem_prunes' => 0,
1190
1191         'Qcache_free_blocks' => $server_status['Qcache_total_blocks'] / 5,
1192         'Slow_launch_threads' => 0,
1193
1194         // depends on Key_read_requests
1195         // normaly lower then 1:0.01
1196         'Key_reads' => (0.01 * $server_status['Key_read_requests']),
1197         // depends on Key_write_requests
1198         // normaly nearly 1:1
1199         'Key_writes' => (0.9 * $server_status['Key_write_requests']),
1200
1201         'Key_buffer_fraction' => 0.5,
1202
1203         // alert if more than 95% of thread cache is in use
1204         'Threads_cached' => 0.95 * $server_variables['thread_cache_size']
1205
1206         // higher is better
1207         // variable => min value
1208         //'Handler read key' => '> ',
1209     );
1210
1211 ?>
1212 <table class="data sortable" id="serverstatusvariables">
1213     <col class="namecol" />
1214     <col class="valuecol" />
1215     <col class="descrcol" />
1216     <thead>
1217         <tr>
1218             <th><?php echo __('Variable'); ?></th>
1219             <th><?php echo __('Value'); ?></th>
1220             <th><?php echo __('Description'); ?></th>
1221         </tr>
1222     </thead>
1223     <tbody>
1224     <?php
1225
1226     $odd_row = false;
1227     foreach ($server_status as $name => $value) {
1228             $odd_row = !$odd_row;
1229 ?>
1230         <tr class="noclick <?php echo $odd_row ? 'odd' : 'even'; echo isset($allocationMap[$name])?' s_'.$allocationMap[$name]:''; ?>">
1231             <th class="name"><?php echo htmlspecialchars(str_replace('_',' ',$name)) . PMA_showMySQLDocu('server-status-variables', 'server-status-variables', false, 'statvar_' . $name); ?>
1232             </th>
1233             <td class="value"><?php
1234             if (isset($alerts[$name])) {
1235                 if ($value > $alerts[$name]) {
1236                     echo '<span class="attention">';
1237                 } else {
1238                     echo '<span class="allfine">';
1239                 }
1240             }
1241             if ('%' === substr($name, -1, 1)) {
1242                 echo PMA_formatNumber($value, 0, 2) . ' %';
1243             } elseif (is_numeric($value) && $value == (int) $value && $value > 1000) {
1244                 echo PMA_formatNumber($value, 3, 1);
1245             } elseif (is_numeric($value) && $value == (int) $value) {
1246                 echo PMA_formatNumber($value, 3, 0);
1247             } elseif (is_numeric($value)) {
1248                 echo PMA_formatNumber($value, 3, 1);
1249             } else {
1250                 echo htmlspecialchars($value);
1251             }
1252             if (isset($alerts[$name])) {
1253                 echo '</span>';
1254             }
1255             ?></td>
1256             <td class="descr">
1257             <?php
1258             if (isset($strShowStatus[$name ])) {
1259                 echo $strShowStatus[$name];
1260             }
1261
1262             if (isset($links[$name])) {
1263                 foreach ($links[$name] as $link_name => $link_url) {
1264                     if ('doc' == $link_name) {
1265                         echo PMA_showMySQLDocu($link_url, $link_url);
1266                     } else {
1267                         echo ' <a href="' . $link_url . '">' . $link_name . '</a>' .
1268                         "\n";
1269                     }
1270                 }
1271                 unset($link_url, $link_name);
1272             }
1273             ?>
1274             </td>
1275         </tr>
1276     <?php
1277     }
1278     ?>
1279     </tbody>
1280     </table>
1281     <?php
1282 }
1283
1284 function printMonitor() {
1285     global $server_status, $server_db_isLocal;
1286 ?>
1287     <div class="monitorLinks">
1288         <a href="#pauseCharts">
1289             <img src="<?php echo $GLOBALS['pmaThemeImage'];?>play.png" alt="" />
1290             <?php echo __('Start Monitor'); ?>
1291         </a>
1292         <a href="#settingsPopup" rel="popupLink" style="display:none;">
1293             <img src="<?php echo $GLOBALS['pmaThemeImage'];?>s_cog.png" alt="" />
1294             <?php echo __('Settings'); ?>
1295         </a>
1296         <a href="#monitorInstructionsDialog">
1297             <img src="<?php echo $GLOBALS['pmaThemeImage'];?>b_help.png" alt="" />
1298             <?php echo __('Instructions/Setup'); ?>
1299         </a>
1300         <a href="#endChartEditMode" style="display:none;">
1301             <img src="<?php echo $GLOBALS['pmaThemeImage'];?>s_okay.png" alt="" />
1302             <?php echo __('Done rearranging/editing charts'); ?>
1303         </a>
1304     </div>
1305
1306     <div class="popupContent settingsPopup">
1307         <a href="#addNewChart">
1308             <img src="<?php echo $GLOBALS['pmaThemeImage'];?>b_chart.png" alt="" />
1309             <?php echo __('Add chart'); ?>
1310         </a> |
1311         <a href="#rearrangeCharts"> <?php echo __('Rearrange/edit charts'); ?></a><br>
1312         <p>
1313             <?php echo __('Refresh rate:'); refreshList('gridChartRefresh'); ?><br>
1314         </p>
1315         <p>
1316             <?php echo __('Chart columns:'); ?>
1317             <select name="chartColumns">
1318                 <option>1</option>
1319                 <option>2</option>
1320                 <option>3</option>
1321                 <option>4</option>
1322                 <option>5</option>
1323                 <option>6</option>
1324                 <option>7</option>
1325                 <option>8</option>
1326                 <option>9</option>
1327                 <option>10</option>
1328             </select>
1329         </p>
1330         <a href="#clearMonitorConfig"><?php echo __('Clear monitor config'); ?></a>
1331     </div>
1332
1333     <div id="monitorInstructionsDialog" title="<?php echo __('Monitor Instructions'); ?>" style="display:none;">
1334         <?php echo __('The phpMyAdmin Monitor can assist you in optimizing the server configuration and track down time intensive
1335         queries. For the latter you will need to log_output set to \'TABLE\' and have either the slow_query_log or general_log enabled.'); ?>
1336         <p></p>
1337         <img class="ajaxIcon" src="<?php echo $GLOBALS['pmaThemeImage']; ?>ajax_clock_small.gif" alt="Loading">
1338         <div class="ajaxContent">
1339         </div>
1340         <div class="monitorUse" style="display:none;">
1341         <p></p>
1342         <?php echo __('<b>Using the monitor:</b><br/>
1343         Ok, you are good to go! Once you click \'Start monitor\' your browser will refresh all displayed charts
1344         in a regular interval. You may add charts and change the refresh rate under \'Settings\', or remove any chart
1345         using the cog icon on each respective chart.
1346         <p>When you get to see a sudden spike in activity, select the relevant time span on any chart by holding down the
1347         left mouse button and panning over the chart. This will load statistics from the logs helping you find what caused the
1348         activity spike.</p>
1349         <p><b>Please note:</b>
1350         Enabling the general_log may increase the server load by up to 5-15%. Also be aware that generating statistics out of the logs is a
1351         very load intensive task, thus it is advisable to select only a small time span.
1352         </p>'); ?>
1353         </div>
1354     </div>
1355
1356     <div id="addChartDialog" title="Add chart" style="display:none;">
1357         <div id="tabGridVariables">
1358             <p><input type="text" name="chartTitle" value="<?php echo __('Chart Title'); ?>" /></p>
1359             <?php if($server_db_isLocal) { ?>
1360             <input type="radio" name="chartType" value="cpu" id="chartCPU">
1361             <label for="chartCPU"><?php echo __('CPU Usage'); ?></label><br/>
1362
1363             <input type="radio" name="chartType" value="memory" id="chartMemory">
1364             <label for="chartMemory"><?php echo __('Memory Usage'); ?></label><br/>
1365
1366             <input type="radio" name="chartType" value="swap" id="chartSwap">
1367             <label for="chartSwap"><?php echo __('Swap Usage'); ?></label><br/>
1368             <?php } ?>
1369             <input type="radio" name="chartType" value="variable" id="chartStatusVar" checked="checked">
1370             <label for="chartStatusVar"><?php echo __('Status variable(s)'); ?></label><br/>
1371             <div id="chartVariableSettings">
1372                 <label for="chartSeries"><?php echo __('Select series:'); ?></label><br>
1373                 <select id="chartSeries" name="varChartList" size="1">
1374                     <option><?php echo __('Commonly monitored'); ?></option>
1375                     <option>Processes</option>
1376                     <option>Questions</option>
1377                     <option>Connections</option>
1378                     <option>Bytes_sent</option>
1379                     <option>Bytes_received</option>
1380                     <option>Threads_connected</option>
1381                     <option>Created_tmp_disk_tables</option>
1382                     <option>Handler_read_first</option>
1383                     <option>Innodb_buffer_pool_wait_free</option>
1384                     <option>Key_reads</option>
1385                     <option>Open_tables</option>
1386                     <option>Select_full_join</option>
1387                     <option>Slow_queries</option>
1388                 </select><br>
1389                 <label for="variableInput"><?php echo __('or type variable name:'); ?> </label>
1390                 <input type="text" name="variableInput" id="variableInput" />
1391                 <p></p>
1392                 <input type="checkbox" name="differentialValue" id="differentialValue" value="differential" checked="checked" />
1393                 <label for="differentialValue"><?php echo __('Display as differential value'); ?></label><br>
1394                 <input type="checkbox" id="useDivisor" name="useDivisor" value="1" />
1395                 <label for="useDivisor"><?php echo __('Apply a divisor'); ?></label>
1396                 <span class="divisorInput" style="display:none;">
1397                     <input type="text" name="valueDivisor" size="4" value="1">
1398                     (<a href="#kibDivisor"><?php echo __('KiB'); ?></a>, <a href="#mibDivisor"><?php echo __('MiB'); ?></a>)
1399                 </span><br>
1400
1401                 <input type="checkbox" id="useUnit" name="useUnit" value="1" />
1402                 <label for="useUnit"><?php echo __('Append unit to data values'); ?></label>
1403
1404                 <span class="unitInput" style="display:none;">
1405                     <input type="text" name="valueUnit" size="4" value="">
1406                 </span>
1407                 <p>
1408                     <a href="#submitAddSeries"><b><?php echo __('Add this series'); ?></b></a>
1409                     <span id="clearSeriesLink" style="display:none;">
1410                        | <a href="#submitClearSeries"><?php echo __('Clear series'); ?></a>
1411                     </span>
1412                 </p>
1413                 <?php echo __('Series in Chart:'); ?><br/>
1414                 <span id="seriesPreview">
1415                 <i><?php echo __('None'); ?></i>
1416                 </span>
1417             </div>
1418         </div>
1419     </div>
1420
1421     <div id="loadingLogsDialog" title="<?php echo __('Loading logs'); ?>" style="display:none;">
1422     </div>
1423
1424     <div id="logAnalyseDialog" title="<?php echo __('Log statistics'); ?>">
1425
1426     </div>
1427
1428     <table border="0" class="clearfloat" id="chartGrid">
1429
1430     </table>
1431     <div id="logTable">
1432         <br/>
1433     </div>
1434
1435     <script type="text/javascript">
1436         variableNames = [ <?php
1437             $i=0;
1438             foreach($server_status as $name=>$value) {
1439                 if(is_numeric($value)) {
1440                     if($i++ > 0) echo ", ";
1441                     echo "'".$name."'";
1442                 }
1443             }
1444             ?> ];
1445     </script>
1446 <?php
1447 }
1448
1449 /* Builds a <select> list for refresh rates */
1450 function refreshList($name,$defaultRate=5, $refreshRates=Array(1, 2, 5, 10, 20, 40, 60, 120, 300, 600)) {
1451 ?>
1452     <select name="<?php echo $name; ?>">
1453         <?php
1454             foreach($refreshRates as $rate) {
1455                 $selected = ($rate == $defaultRate)?' selected="selected"':'';
1456
1457                 if($rate<60)
1458                     echo '<option value="'.$rate.'"'.$selected.'>'.sprintf(_ngettext('%d second', '%d seconds', $rate), $rate).'</option>';
1459                 else
1460                     echo '<option value="'.$rate.'"'.$selected.'>'.sprintf(_ngettext('%d minute', '%d minutes', $rate/60), $rate/60).'</option>';
1461             }
1462         ?>
1463     </select>
1464 <?php
1465 }
1466
1467 /**
1468  * cleanup of some deprecated values
1469  *
1470  * @param array &$server_status
1471  */
1472 function cleanDeprecated(&$server_status) {
1473     $deprecated = array(
1474         'Com_prepare_sql' => 'Com_stmt_prepare',
1475         'Com_execute_sql' => 'Com_stmt_execute',
1476         'Com_dealloc_sql' => 'Com_stmt_close',
1477     );
1478
1479     foreach ($deprecated as $old => $new) {
1480         if (isset($server_status[$old]) && isset($server_status[$new])) {
1481             unset($server_status[$old]);
1482         }
1483     }
1484 }
1485
1486 /**
1487  * Sends the footer
1488  */
1489 require './libraries/footer.inc.php';
1490 ?>