2 /* vim: set expandtab sw=4 ts=4 sts=4: */
4 * displays status variables with descriptions and some hints an optmizing
5 * + reset status variables
13 if (! defined('PMA_NO_VARIABLES_IMPORT')) {
14 define('PMA_NO_VARIABLES_IMPORT', true);
16 require_once './libraries/common.inc.php';
19 * Does the common work
21 require './libraries/server_common.inc.php';
27 require './libraries/server_links.inc.php';
31 * Displays the sub-page heading
33 echo '<div id="serverstatus">' . "\n";
35 . ($GLOBALS['cfg']['MainPageIconic']
36 ?
'<img class="icon" src="' . $GLOBALS['pmaThemeImage'] .
37 's_status.png" width="16" height="16" alt="" />'
39 . $strServerStatus . "\n"
44 * flush status variables if requested
46 if (isset($_REQUEST['flush'])) {
47 $_flush_commands = array(
53 if (in_array($_REQUEST['flush'], $_flush_commands)) {
54 PMA_DBI_query('FLUSH ' . $_REQUEST['flush'] . ';');
56 unset($_flush_commands);
61 * get status from server
63 if (PMA_MYSQL_INT_VERSION
>= 50002) {
64 $server_status = PMA_DBI_fetch_result('SHOW GLOBAL STATUS', 0, 1);
66 $server_status = PMA_DBI_fetch_result('SHOW STATUS', 0, 1);
71 * for some calculations we require also some server settings
73 if (PMA_MYSQL_INT_VERSION
>= 40003) {
74 $server_variables = PMA_DBI_fetch_result('SHOW GLOBAL VARIABLES', 0, 1);
76 $server_variables = PMA_DBI_fetch_result('SHOW VARIABLES', 0, 1);
81 * starttime calculation
83 $start_time = PMA_DBI_fetch_value(
84 'SELECT UNIX_TIMESTAMP() - ' . $server_status['Uptime']);
88 * cleanup some deprecated values
91 'Com_prepare_sql' => 'Com_stmt_prepare',
92 'Com_execute_sql' => 'Com_stmt_execute',
93 'Com_dealloc_sql' => 'Com_stmt_close',
96 foreach ($deprecated as $old => $new) {
97 if (isset($server_status[$old])
98 && isset($server_status[$new])) {
99 unset($server_status[$old]);
106 * calculate some values
108 // Key_buffer_fraction
109 if (isset($server_status['Key_blocks_unused'])
110 && isset($server_variables['key_cache_block_size'])
111 && isset($server_variables['key_buffer_size'])) {
112 $server_status['Key_buffer_fraction_%'] =
114 - $server_status['Key_blocks_unused']
115 * $server_variables['key_cache_block_size']
116 / $server_variables['key_buffer_size']
119 isset($server_status['Key_blocks_used'])
120 && isset($server_variables['key_buffer_size'])) {
121 $server_status['Key_buffer_fraction_%'] =
122 $server_status['Key_blocks_used']
124 / $server_variables['key_buffer_size'];
127 // Ratio for key read/write
128 if (isset($server_status['Key_writes'])
129 && isset($server_status['Key_write_requests'])
130 && $server_status['Key_write_requests'] > 0)
131 $server_status['Key_write_ratio_%'] = 100 * $server_status['Key_writes'] / $server_status['Key_write_requests'];
133 if (isset($server_status['Key_reads'])
134 && isset($server_status['Key_read_requests'])
135 && $server_status['Key_read_requests'] > 0)
136 $server_status['Key_read_ratio_%'] = 100 * $server_status['Key_reads'] / $server_status['Key_read_requests'];
138 // Threads_cache_hitrate
139 if (isset($server_status['Threads_created'])
140 && isset($server_status['Connections'])
141 && $server_status['Connections'] > 0) {
142 $server_status['Threads_cache_hitrate_%'] =
144 - $server_status['Threads_created']
145 / $server_status['Connections']
153 // name => max value before alert
156 // variable => max value
157 'Aborted_clients' => 0,
158 'Aborted_connects' => 0,
160 'Binlog_cache_disk_use' => 0,
162 'Created_tmp_disk_tables' => 0,
164 'Handler_read_rnd' => 0,
165 'Handler_read_rnd_next' => 0,
167 'Innodb_buffer_pool_pages_dirty' => 0,
168 'Innodb_buffer_pool_reads' => 0,
169 'Innodb_buffer_pool_wait_free' => 0,
170 'Innodb_log_waits' => 0,
171 'Innodb_row_lock_time_avg' => 10, // ms
172 'Innodb_row_lock_time_max' => 50, // ms
173 'Innodb_row_lock_waits' => 0,
176 'Delayed_errors' => 0,
177 'Select_full_join' => 0,
178 'Select_range_check' => 0,
179 'Sort_merge_passes' => 0,
180 'Opened_tables' => 0,
181 'Table_locks_waited' => 0,
182 'Qcache_lowmem_prunes' => 0,
183 'Slow_launch_threads' => 0,
185 // depends on Key_read_requests
186 // normaly lower then 1:0.01
187 'Key_reads' => (0.01 * $server_status['Key_read_requests']),
188 // depends on Key_write_requests
189 // normaly nearly 1:1
190 'Key_writes' => (0.9 * $server_status['Key_write_requests']),
192 'Key_buffer_fraction' => 0.5,
194 // alert if more than 95% of thread cache is in use
195 'Threads_cached' => 0.95 * $server_variables['thread_cache_size']
198 // variable => min value
199 //'Handler read key' => '> ',
204 * split variables in sections
206 $allocations = array(
207 // variable name => section
210 'Innodb_' => 'innodb',
213 'Handler_' => 'handler',
214 'Qcache_' => 'qcache',
215 'Threads_' => 'threads',
216 'Slow_launch_threads' => 'threads',
218 'Binlog_cache_' => 'binlog_cache',
219 'Created_tmp_' => 'created_tmp',
222 'Delayed_' => 'delayed',
223 'Not_flushed_delayed_rows' => 'delayed',
225 'Flush_commands' => 'query',
226 'Last_query_cost' => 'query',
227 'Slow_queries' => 'query',
229 'Select_' => 'select',
232 'Open_tables' => 'table',
233 'Opened_tables' => 'table',
234 'Table_locks_' => 'table',
236 'Rpl_status' => 'repl',
243 // section => section name (description)
244 'com' => array('title' => ''),
245 'query' => array('title' => $strSQLQuery),
246 'innodb' => array('title' => 'InnoDB'),
247 'ndb' => array('title' => 'NDB'),
248 'ssl' => array('title' => 'SSL'),
249 'handler' => array('title' => $strHandler),
250 'qcache' => array('title' => $strQueryCache),
251 'threads' => array('title' => $strThreads),
252 'binlog_cache' => array('title' => $strBinaryLog),
253 'created_tmp' => array('title' => $strTempData),
254 'delayed' => array('title' => $strServerStatusDelayedInserts),
255 'key' => array('title' => $strKeyCache),
256 'select' => array('title' => $strJoins),
257 'repl' => array('title' => $strReplication),
258 'sort' => array('title' => $strSorting),
259 'table' => array('title' => $strNumTables),
260 'tc' => array('title' => $strTransactionCoordinator),
265 * define some needfull links/commands
267 // variable or section name => (name => url)
270 $links['table'][$strFlushTables]
271 = $PMA_PHP_SELF . '?flush=TABLES&' . PMA_generate_common_url();
272 $links['table'][$strShowOpenTables]
273 = 'sql.php?sql_query=' . urlencode('SHOW OPEN TABLES') .
274 '&goto=server_status.php&' . PMA_generate_common_url();
276 $links['repl'][$strShowSlaveHosts]
277 = 'sql.php?sql_query=' . urlencode('SHOW SLAVE HOSTS') .
278 '&goto=server_status.php&' . PMA_generate_common_url();
279 $links['repl'][$strShowSlaveStatus]
280 = 'sql.php?sql_query=' . urlencode('SHOW SLAVE STATUS') .
281 '&goto=server_status.php&' . PMA_generate_common_url();
282 $links['repl']['doc'] = 'replication';
284 $links['qcache'][$strFlushQueryCache]
285 = $PMA_PHP_SELF . '?flush=' . urlencode('QUERY CACHE') . '&' .
286 PMA_generate_common_url();
287 $links['qcache']['doc'] = 'query_cache';
289 $links['threads'][$strMySQLShowProcess]
290 = 'server_processlist.php?' . PMA_generate_common_url();
291 $links['threads']['doc'] = 'mysql_threads';
293 $links['key']['doc'] = 'myisam_key_cache';
295 $links['binlog_cache']['doc'] = 'binary_log';
297 $links['Slow_queries']['doc'] = 'slow_query_log';
299 $links['innodb'][$strServerTabVariables]
300 = 'server_engines.php?engine=InnoDB&' . PMA_generate_common_url();
301 $links['innodb'][$strInnodbStat]
302 = 'server_engines.php?engine=InnoDB&page=Status&' .
303 PMA_generate_common_url();
304 $links['innodb']['doc'] = 'innodb';
307 // sort status vars into arrays
308 foreach ($server_status as $name => $value) {
309 if (isset($allocations[$name])) {
310 $sections[$allocations[$name]]['vars'][$name] = $value;
311 unset($server_status[$name]);
313 foreach ($allocations as $filter => $section) {
314 if (preg_match('/^' . $filter . '/', $name)
315 && isset($server_status[$name])) {
316 unset($server_status[$name]);
317 $sections[$section]['vars'][$name] = $value;
322 unset($name, $value, $filter, $section, $allocations);
325 $sections['all']['vars'] =& $server_status;
327 $hour_factor = 3600 / $server_status['Uptime'];
333 <div id
="statuslinks">
335 $PMA_PHP_SELF . '?' . PMA_generate_common_url(); ?>"
336 ><?php
echo $strRefresh; ?
></a
>
338 $PMA_PHP_SELF . '?flush=STATUS&' . PMA_generate_common_url(); ?>"
339 ><?php
echo $strShowStatusReset; ?
></a
>
340 <?php
echo PMA_showMySQLDocu('server_status_variables','server_status_variables'); ?
>
345 echo sprintf($strServerStatusUptime,
346 PMA_timespanFormat($server_status['Uptime']),
347 PMA_localisedDate($start_time)) . "\n";
351 <div id
="sectionlinks">
353 foreach ($sections as $section_name => $section) {
354 if (! empty($section['vars']) && ! empty($section['title'])) {
355 echo '<a href="' . $PMA_PHP_SELF . '?' .
356 PMA_generate_common_url() . '#' . $section_name . '">' .
357 $section['title'] . '</a>' . "\n";
363 <h3
><?php
echo $strServerTrafficNotes; ?
></h3
>
365 <table id
="serverstatustraffic" class="data">
368 <th colspan
="2"><?php
echo $strTraffic . ' ' . PMA_showHint($strStatisticsOverrun); ?
></th
>
369 <th
>ø
; <?php
echo $strPerHour; ?
></th
>
374 <th
class="name"><?php
echo $strReceived; ?
></th
>
375 <td
class="value"><?php
echo
377 PMA_formatByteDown($server_status['Bytes_received'], 4)); ?
></td
>
378 <td
class="value"><?php
echo
381 $server_status['Bytes_received'] * $hour_factor, 4)); ?
></td
>
384 <th
class="name"><?php
echo $strSent; ?
></th
>
385 <td
class="value"><?php
echo
387 PMA_formatByteDown($server_status['Bytes_sent'], 4)); ?
></td
>
388 <td
class="value"><?php
echo
391 $server_status['Bytes_sent'] * $hour_factor, 4)); ?
></td
>
394 <th
class="name"><?php
echo $strTotalUC; ?
></th
>
395 <td
class="value"><?php
echo
398 $server_status['Bytes_received'] +
$server_status['Bytes_sent'], 4)
400 <td
class="value"><?php
echo
403 ($server_status['Bytes_received'] +
$server_status['Bytes_sent'])
410 <table id
="serverstatusconnections" class="data">
413 <th colspan
="2"><?php
echo $strConnections; ?
></th
>
414 <th
>ø
; <?php
echo $strPerHour; ?
></th
>
420 <th
class="name"><?php
echo $strMaxConnects; ?
></th
>
421 <td
class="value"><?php
echo
422 PMA_formatNumber($server_status['Max_used_connections'], 0); ?
> </td
>
423 <td
class="value">--- </td
>
424 <td
class="value">--- </td
>
427 <th
class="name"><?php
echo $strFailedAttempts; ?
></th
>
428 <td
class="value"><?php
echo
429 PMA_formatNumber($server_status['Aborted_connects'], 4, 0); ?
></td
>
430 <td
class="value"><?php
echo
431 PMA_formatNumber($server_status['Aborted_connects'] * $hour_factor,
433 <td
class="value"><?php
echo
434 $server_status['Connections'] > 0
436 $server_status['Aborted_connects'] * 100 / $server_status['Connections'],
441 <th
class="name"><?php
echo $strAbortedClients; ?
></th
>
442 <td
class="value"><?php
echo
443 PMA_formatNumber($server_status['Aborted_clients'], 4, 0); ?
></td
>
444 <td
class="value"><?php
echo
445 PMA_formatNumber($server_status['Aborted_clients'] * $hour_factor,
447 <td
class="value"><?php
echo
448 $server_status['Connections'] > 0
450 $server_status['Aborted_clients'] * 100 / $server_status['Connections'],
455 <th
class="name"><?php
echo $strTotalUC; ?
></th
>
456 <td
class="value"><?php
echo
457 PMA_formatNumber($server_status['Connections'], 4, 0); ?
></td
>
458 <td
class="value"><?php
echo
459 PMA_formatNumber($server_status['Connections'] * $hour_factor,
461 <td
class="value"><?php
echo
462 PMA_formatNumber(100, 0, 2); ?
>%
</td
>
467 <hr
class="clearfloat" />
470 sprintf($strQueryStatistics,
471 PMA_formatNumber($server_status['Questions'], 0)); ?
></h3
>
473 <table id
="serverstatusqueriessummary" class="data">
476 <th
><?php
echo $strTotalUC; ?
></th
>
477 <th
>ø
; <?php
echo $strPerHour; ?
></th
>
478 <th
>ø
; <?php
echo $strPerMinute; ?
></th
>
479 <th
>ø
; <?php
echo $strPerSecond; ?
></th
>
484 <td
class="value"><?php
echo
485 PMA_formatNumber($server_status['Questions'], 4, 0); ?
></td
>
486 <td
class="value"><?php
echo
487 PMA_formatNumber($server_status['Questions'] * $hour_factor,
489 <td
class="value"><?php
echo
491 $server_status['Questions'] * 60 / $server_status['Uptime'],
493 <td
class="value"><?php
echo
495 $server_status['Questions'] / $server_status['Uptime'],
501 <div id
="serverstatusqueriesdetails">
503 // number of tables to split values into
505 $rows_per_table = (int) ceil(count($sections['com']['vars']) / $tables);
509 $perc_factor = 100 / ($server_status['Questions'] - $server_status['Connections']);
510 foreach ($sections['com']['vars'] as $name => $value) {
512 if ($countRows === 0 ||
$countRows === $rows_per_table) {
514 if ($countRows === $rows_per_table) {
515 echo ' </tbody>' . "\n";
516 echo ' </table>' . "\n";
519 <table id
="serverstatusqueriesdetails<?php echo $current_table; ?>" class="data">
520 <col
class="namecol" />
521 <col
class="valuecol" span
="3" />
523 <tr
><th colspan
="2"><?php
echo $strQueryType; ?
></th
>
524 <th
>ø
; <?php
echo $strPerHour; ?
></th
>
531 $odd_row = !$odd_row;
535 // For the percentage column, use Questions - Connections, because
536 // the number of connections is not an item of the Query types
537 // but is included in Questions. Then the total of the percentages is 100.
538 $name = str_replace('Com_', '', $name);
539 $name = str_replace('_', ' ', $name);
541 <tr
class="<?php echo $odd_row ? 'odd' : 'even'; ?>">
542 <th
class="name"><?php
echo htmlspecialchars($name); ?
></th
>
543 <td
class="value"><?php
echo PMA_formatNumber($value, 4, 0); ?
></td
>
544 <td
class="value"><?php
echo
545 PMA_formatNumber($value * $hour_factor, 4, 2); ?
></td
>
546 <td
class="value"><?php
echo
547 PMA_formatNumber($value * $perc_factor, 0, 2); ?
>%
</td
>
556 <div id
="serverstatussection">
558 //Unset used variables
560 $tables, $rows_per_table, $current_table, $countRows, $perc_factor,
561 $hour_factor, $sections['com'],
562 $server_status['Aborted_clients'], $server_status['Aborted_connects'],
563 $server_status['Max_used_connections'], $server_status['Bytes_received'],
564 $server_status['Bytes_sent'], $server_status['Connections'],
565 $server_status['Questions'], $server_status['Uptime']
568 foreach ($sections as $section_name => $section) {
569 if (! empty($section['vars'])) {
571 <table
class="data" id
="serverstatussection<?php echo $section_name; ?>">
572 <caption
class="tblHeaders">
574 href
="<?php echo $PMA_PHP_SELF . '?' .
575 PMA_generate_common_url() . '#serverstatus'; ?>"
576 name
="<?php echo $section_name; ?>"><?php
echo $strPos1; ?
>
578 ($GLOBALS['cfg']['MainPageIconic']
579 ?
'<img src="' . $GLOBALS['pmaThemeImage'] .
580 's_asc.png" width="11" height="9" align="middle" alt="" />'
584 if (! empty($section['title'])) {
585 echo $section['title'];
589 <col
class="namecol" />
590 <col
class="valuecol" />
591 <col
class="descrcol" />
594 <th
><?php
echo $strVar; ?
></th
>
595 <th
><?php
echo $strValue; ?
></th
>
596 <th
><?php
echo $strDescription; ?
></th
>
600 if (! empty($links[$section_name])) {
603 <tr
class="tblFooters">
604 <th colspan
="3" class="tblFooters">
606 foreach ($links[$section_name] as $link_name => $link_url) {
607 if ('doc' == $link_name) {
608 echo PMA_showMySQLDocu($link_url, $link_url);
610 echo '<a href="' . $link_url . '">' . $link_name . '</a>' . "\n";
613 unset($link_url, $link_name);
624 foreach ($section['vars'] as $name => $value) {
625 $odd_row = !$odd_row;
627 <tr
class="<?php echo $odd_row ? 'odd' : 'even'; ?>">
628 <th
class="name"><?php
echo htmlspecialchars($name); ?
></th
>
629 <td
class="value"><?php
630 if (isset($alerts[$name])) {
631 if ($value > $alerts[$name]) {
632 echo '<span class="attention">';
634 echo '<span class="allfine">';
637 if ('%' === substr($name, -1, 1)) {
638 echo PMA_formatNumber($value, 0, 2) . ' %';
639 } elseif (is_numeric($value) && $value == (int) $value) {
640 echo PMA_formatNumber($value, 4, 0);
641 } elseif (is_numeric($value)) {
642 echo PMA_formatNumber($value, 4, 2);
644 echo htmlspecialchars($value);
646 if (isset($alerts[$name])) {
652 if (isset($GLOBALS['strShowStatus' . $name . 'Descr'])) {
653 echo $GLOBALS['strShowStatus' . $name . 'Descr'];
656 if (isset($links[$name])) {
657 foreach ($links[$name] as $link_name => $link_url) {
658 if ('doc' == $link_name) {
659 echo PMA_showMySQLDocu($link_url, $link_url);
661 echo ' <a href="' . $link_url . '">' . $link_name . '</a>' .
665 unset($link_url, $link_name);
672 unset($name, $value);
679 unset($section_name, $section, $sections, $server_status, $odd_row, $alerts);
689 require_once './libraries/footer.inc.php';