0,0 → 1,688 |
<?php |
/* $Id: server_status.php,v 2.28 2006/01/25 08:16:40 cybot_tm Exp $ */ |
// vim: expandtab sw=4 ts=4 sts=4: |
/** |
* displays status variables with descriptions and some hints an optmizing |
* + reset status variables |
*/ |
if ( ! defined( 'PMA_NO_VARIABLES_IMPORT' ) ) { |
define( 'PMA_NO_VARIABLES_IMPORT', true ); |
} |
require_once('./libraries/common.lib.php'); |
|
/** |
* Does the common work |
*/ |
require './libraries/server_common.inc.php'; |
|
|
/** |
* Displays the links |
*/ |
require './libraries/server_links.inc.php'; |
|
|
/** |
* Displays the sub-page heading |
*/ |
echo '<a name="_top"></a>' . "\n"; |
echo '<div id="serverstatus">' . "\n"; |
echo '<h2>' . "\n" |
. ($GLOBALS['cfg']['MainPageIconic'] |
? '<img class="icon" src="' . $GLOBALS['pmaThemeImage'] . |
's_status.png" width="16" height="16" alt="" />' |
: '' ) |
. $strServerStatus . "\n" |
. '</h2>' . "\n"; |
|
|
/** |
* flush status variables if requested |
*/ |
if ( isset( $_REQUEST['flush'] ) ) { |
$_flush_commands = array( |
'STATUS', |
'TABLES', |
'QUERY CACHE', |
); |
|
if ( in_array( $_REQUEST['flush'], $_flush_commands ) ) { |
PMA_DBI_query('FLUSH ' . $_REQUEST['flush'] . ';'); |
} |
unset( $_flush_commands ); |
} |
|
|
/** |
* get status from server |
*/ |
if ( PMA_MYSQL_INT_VERSION >= 50002 ) { |
$server_status = PMA_DBI_fetch_result( 'SHOW GLOBAL STATUS', 0, 1 ); |
} else { |
$server_status = PMA_DBI_fetch_result( 'SHOW STATUS', 0, 1 ); |
} |
|
|
/** |
* for some calculations we require also some server settings |
*/ |
if ( PMA_MYSQL_INT_VERSION >= 40003 ) { |
$server_variables = PMA_DBI_fetch_result( 'SHOW GLOBAL VARIABLES', 0, 1 ); |
} else { |
$server_variables = PMA_DBI_fetch_result( 'SHOW VARIABLES', 0, 1 ); |
} |
|
|
/** |
* starttime calculation |
*/ |
$start_time = PMA_DBI_fetch_value( |
'SELECT UNIX_TIMESTAMP() - ' . $server_status['Uptime'] ); |
|
|
/** |
* cleanup some deprecated values |
*/ |
$deprecated = array( |
'Com_prepare_sql' => 'Com_stmt_prepare', |
'Com_execute_sql' => 'Com_stmt_execute', |
'Com_dealloc_sql' => 'Com_stmt_close', |
); |
|
foreach ( $deprecated as $old => $new ) { |
if ( isset( $server_status[$old] ) |
&& isset( $server_status[$new] ) ) { |
unset( $server_status[$old] ); |
} |
} |
unset( $deprecated ); |
|
|
/** |
* calculate some values |
*/ |
// Key_buffer_fraction |
if ( isset( $server_status['Key_blocks_unused'] ) |
&& isset( $server_variables['key_cache_block_size'] ) |
&& isset( $server_variables['key_buffer_size'] ) ) { |
$server_status['Key_buffer_fraction_%'] = |
100 |
- $server_status['Key_blocks_unused'] |
* $server_variables['key_cache_block_size'] |
/ $server_variables['key_buffer_size'] |
* 100; |
} elseif ( |
isset( $server_status['Key_blocks_used'] ) |
&& isset( $server_variables['key_buffer_size'] ) ) { |
$server_status['Key_buffer_fraction_%'] = |
$server_status['Key_blocks_used'] |
* 1024 |
/ $server_variables['key_buffer_size']; |
} |
// Threads_cache_hitrate |
if ( isset( $server_status['Threads_created'] ) |
&& isset( $server_status['Connections'] ) ) { |
$server_status['Threads_cache_hitrate_%'] = |
100 |
- $server_status['Threads_created'] |
/ $server_status['Connections'] |
* 100; |
} |
|
|
/** |
* define some alerts |
*/ |
// name => max value before alert |
$alerts = array( |
// lower is better |
// variable => max value |
'Aborted_clients' => 0, |
'Aborted_connects' => 0, |
|
'Binlog_cache_disk_use' => 0, |
|
'Created_tmp_disk_tables' => 0, |
|
'Handler_read_rnd' => 0, |
'Handler_read_rnd_next' => 0, |
|
'Innodb_buffer_pool_pages_dirty' => 0, |
'Innodb_buffer_pool_reads' => 0, |
'Innodb_buffer_pool_wait_free' => 0, |
'Innodb_log_waits' => 0, |
'Innodb_row_lock_time_avg' => 10, // ms |
'Innodb_row_lock_time_max' => 50, // ms |
'Innodb_row_lock_waits' => 0, |
|
'Slow_queries' => 0, |
'Delayed_errors' => 0, |
'Select_full_join' => 0, |
'Select_range_check' => 0, |
'Sort_merge_passes' => 0, |
'Opened_tables' => 0, |
'Table_locks_waited' => 0, |
'Qcache_lowmem_prunes' => 0, |
'Slow_launch_threads' => 0, |
|
// depends on Key_read_requests |
// normaly lower then 1:0.01 |
'Key_reads' => (0.01 * $server_status['Key_read_requests']), |
// depends on Key_write_requests |
// normaly nearly 1:1 |
'Key_writes' => (0.9 * $server_status['Key_write_requests']), |
|
'Key_buffer_fraction' => 0.5, |
|
// alert if more than 95% of thread cache is in use |
'Threads_cached' => 0.95 * $server_variables['thread_cache_size'] |
|
// higher is better |
// variable => min value |
//'Handler read key' => '> ', |
); |
|
|
/** |
* split variables in sections |
*/ |
$allocations = array( |
// variable name => section |
|
'Com_' => 'com', |
'Innodb_' => 'innodb', |
'Ndb_' => 'ndb', |
'Ssl_' => 'ssl', |
'Handler_' => 'handler', |
'Qcache_' => 'qcache', |
'Threads_' => 'threads', |
'Slow_launch_threads' => 'threads', |
|
'Binlog_cache_' => 'binlog_cache', |
'Created_tmp_' => 'created_tmp', |
'Key_' => 'key', |
|
'Delayed_' => 'delayed', |
'Not_flushed_delayed_rows' => 'delayed', |
|
'Flush_commands' => 'query', |
'Last_query_cost' => 'query', |
'Slow_queries' => 'query', |
|
'Select_' => 'select', |
'Sort_' => 'sort', |
|
'Open_tables' => 'table', |
'Opened_tables' => 'table', |
'Table_locks_' => 'table', |
|
'Rpl_status' => 'repl', |
'Slave_' => 'repl', |
|
'Tc_' => 'tc', |
); |
|
$sections = array( |
// section => section name (description) |
'com' => array( 'title' => '' ), |
'query' => array( 'title' => '' ), |
'innodb' => array( 'title' => 'InnoDB' ), |
'ndb' => array( 'title' => 'NDB' ), |
'ssl' => array( 'title' => 'SSL' ), |
'handler' => array( 'title' => $strHandler ), |
'qcache' => array( 'title' => $strQueryCache ), |
'threads' => array( 'title' => $strThreads ), |
'binlog_cache' => array( 'title' => $strBinaryLog ), |
'created_tmp' => array( 'title' => $strTempData ), |
'delayed' => array( 'title' => $strServerStatusDelayedInserts ), |
'key' => array( 'title' => $strKeyCache ), |
'select' => array( 'title' => $strJoins ), |
'repl' => array( 'title' => $strReplication ), |
'sort' => array( 'title' => $strSorting ), |
'table' => array( 'title' => $strNumTables ), |
'tc' => array( 'title' => $strTransactionCoordinator ), |
); |
|
|
/** |
* define some needfull links/commands |
*/ |
// variable or section name => (name => url) |
$links = array(); |
|
$links['table'][$strFlushTables] |
= $PHP_SELF . '?flush=TABLES&' . PMA_generate_common_url(); |
$links['table'][$strShowOpenTables] |
= 'sql.php?sql_query=' . urlencode('SHOW OPEN TABLES') . |
'&goto=server_status.php&' . PMA_generate_common_url(); |
|
$links['repl'][$strShowSlaveHosts] |
= 'sql.php?sql_query=' . urlencode('SHOW SLAVE HOSTS') . |
'&goto=server_status.php&' . PMA_generate_common_url(); |
$links['repl'][$strShowSlaveStatus] |
= 'sql.php?sql_query=' . urlencode('SHOW SLAVE STATUS') . |
'&goto=server_status.php&' . PMA_generate_common_url(); |
$links['repl']['MySQL - ' . $strDocu] |
= $cfg['MySQLManualBase'] . '/replication.html'; |
|
$links['qcache'][$strFlushQueryCache] |
= $PHP_SELF . '?flush=' . urlencode('QUERY CACHE') . '&' . |
PMA_generate_common_url(); |
$links['qcache']['MySQL - ' . $strDocu] |
= $cfg['MySQLManualBase'] . '/query-cache.html'; |
|
$links['threads'][$strMySQLShowProcess] |
= 'server_processlist.php?' . PMA_generate_common_url(); |
$links['threads']['MySQL - ' . $strDocu] |
= $cfg['MySQLManualBase'] . '/mysql-threads.html'; |
|
$links['key']['MySQL - ' . $strDocu] |
= $cfg['MySQLManualBase'] . '/myisam-key-cache.html'; |
|
$links['slow_queries']['MySQL - ' . $strDocu] |
= $cfg['MySQLManualBase'] . '/slow-query-log.html'; |
|
$links['binlog_cache']['MySQL - ' . $strDocu] |
= $cfg['MySQLManualBase'] . '/binary-log.html'; |
|
$links['Slow_queries']['MySQL - ' . $strDocu] |
= $cfg['MySQLManualBase'] . '/slow-query-log.html'; |
|
$links['innodb'][$strServerTabVariables] |
= 'server_engines.php?engine=innodb&' . PMA_generate_common_url(); |
$links['innodb'][$strInnodbStat] |
= 'server_engines.php?engine=innodb&page=status&' . |
PMA_generate_common_url(); |
$links['innodb']['MySQL - ' . $strDocu] |
= $cfg['MySQLManualBase'] . '/innodb.html'; |
|
|
// sort status vars into arrays |
foreach ( $server_status as $name => $value ) { |
if ( isset( $allocations[$name] ) ) { |
$sections[$allocations[$name]]['vars'][$name] = $value; |
unset( $server_status[$name] ); |
} else { |
foreach ( $allocations as $filter => $section ) { |
if ( preg_match( '/^' . $filter . '/', $name ) |
&& isset( $server_status[$name] ) ) { |
unset( $server_status[$name] ); |
$sections[$section]['vars'][$name] = $value; |
} |
} |
} |
} |
unset( $name, $value, $filter, $section, $allocations ); |
|
// rest |
$sections['all']['vars'] =& $server_status; |
|
$hour_factor = 3600 / $server_status['Uptime']; |
|
/** |
* start output |
*/ |
?> |
<div id="statuslinks"> |
<a href="<?php echo |
$PHP_SELF . '?' . PMA_generate_common_url(); ?>" |
><?php echo $strRefresh; ?></a> |
<a href="<?php echo |
$PHP_SELF . '?flush=STATUS&' . PMA_generate_common_url(); ?>" |
><?php echo $strShowStatusReset; ?></a> |
<a href="<?php echo |
$cfg['MySQLManualBase']; ?>/server-status-variables.html" |
target="documentation">MySQL - <?php echo $strDocu; ?></a> |
</div> |
|
<p> |
<?php |
echo sprintf( $strServerStatusUptime, |
PMA_timespanFormat( $server_status['Uptime'] ), |
PMA_localisedDate( $start_time ) ) . "\n"; |
?> |
</p> |
|
<div id="sectionlinks"> |
<?php |
foreach ( $sections as $section_name => $section ) { |
if ( ! empty( $section['vars'] ) && ! empty( $section['title'] ) ) { |
echo '<a href="' . $PHP_SELF . '?' . |
PMA_generate_common_url() . '#' . $section_name . '">' . |
$section['title'] . '</a>' . "\n"; |
} |
} |
?> |
</div> |
|
<h3><?php echo $strServerTrafficNotes; ?></h3> |
|
<table id="serverstatustraffic" class="data"> |
<thead> |
<tr> |
<th colspan="2"><?php echo $strTraffic . ' ' . PMA_showHint($strStatisticsOverrun); ?></th> |
<th>ø <?php echo $strPerHour; ?></th> |
</tr> |
</thead> |
<tbody> |
<tr class="odd"> |
<th class="name"><?php echo $strReceived; ?></th> |
<td class="value"><?php echo |
implode(' ', |
PMA_formatByteDown( $server_status['Bytes_received'], 3 ) ); ?></td> |
<td class="value"><?php echo |
implode(' ', |
PMA_formatByteDown( |
$server_status['Bytes_received'] * $hour_factor, 3 ) ); ?></td> |
</tr> |
<tr class="even"> |
<th class="name"><?php echo $strSent; ?></th> |
<td class="value"><?php echo |
implode(' ', |
PMA_formatByteDown( $server_status['Bytes_sent'], 3 ) ); ?></td> |
<td class="value"><?php echo |
implode(' ', |
PMA_formatByteDown( |
$server_status['Bytes_sent'] * $hour_factor, 3 ) ); ?></td> |
</tr> |
<tr class="odd"> |
<th class="name"><?php echo $strTotalUC; ?></th> |
<td class="value"><?php echo |
implode(' ', |
PMA_formatByteDown( |
$server_status['Bytes_received'] + $server_status['Bytes_sent'], 3 ) |
); ?></td> |
<td class="value"><?php echo |
implode(' ', |
PMA_formatByteDown( |
($server_status['Bytes_received'] + $server_status['Bytes_sent']) |
* $hour_factor, 3 ) |
); ?></td> |
</tr> |
</tbody> |
</table> |
|
<table id="serverstatusconnections" class="data"> |
<thead> |
<tr> |
<th colspan="2"><?php echo $strConnections; ?></th> |
<th>ø <?php echo $strPerHour; ?></th> |
<th>%</th> |
</tr> |
</thead> |
<tbody> |
<tr class="odd"> |
<th class="name"><?php echo $strMaxConnects; ?></th> |
<td class="value"><?php echo |
number_format( $server_status['Max_used_connections'], 0, |
$GLOBALS['number_decimal_separator'], |
$GLOBALS['number_thousands_separator']); ?> </td> |
<td class="value">--- </td> |
<td class="value">--- </td> |
</tr> |
<tr class="even"> |
<th class="name"><?php echo $strFailedAttempts; ?></th> |
<td class="value"><?php echo |
PMA_formatNumber( $server_status['Aborted_connects'], 4, 0 ); ?></td> |
<td class="value"><?php echo |
PMA_formatNumber( $server_status['Aborted_connects'] * $hour_factor, |
4, 2 ); ?></td> |
<td class="value"><?php echo |
$server_status['Connections'] > 0 |
? number_format( |
$server_status['Aborted_connects'] * 100 / $server_status['Connections'], |
2, $GLOBALS['number_decimal_separator'], |
$GLOBALS['number_thousands_separator'] ) . '%' |
: '--- '; ?></td> |
</tr> |
<tr class="odd"> |
<th class="name"><?php echo $strAbortedClients; ?></th> |
<td class="value"><?php echo |
PMA_formatNumber( $server_status['Aborted_clients'], 4, 0 ); ?></td> |
<td class="value"><?php echo |
PMA_formatNumber( $server_status['Aborted_clients'] * $hour_factor, |
4, 2 ); ?></td> |
<td class="value"><?php echo |
$server_status['Connections'] > 0 |
? number_format( |
$server_status['Aborted_clients'] * 100 / $server_status['Connections'], |
2, $GLOBALS['number_decimal_separator'], |
$GLOBALS['number_thousands_separator']) . '%' |
: '--- '; ?></td> |
</tr> |
<tr class="even"> |
<th class="name"><?php echo $strTotalUC; ?></th> |
<td class="value"><?php echo |
PMA_formatNumber( $server_status['Connections'], 4, 0 ); ?></td> |
<td class="value"><?php echo |
PMA_formatNumber( $server_status['Connections'] * $hour_factor, |
4, 2 ); ?></td> |
<td class="value"><?php echo |
number_format( 100, 2, $GLOBALS['number_decimal_separator'], |
$GLOBALS['number_thousands_separator'] ); ?>%</td> |
</tr> |
</tbody> |
</table> |
|
<hr class="clearfloat" /> |
|
<h3><?php echo |
sprintf( $strQueryStatistics, |
number_format($server_status['Questions'], |
0, $GLOBALS['number_decimal_separator'], |
$GLOBALS['number_thousands_separator'] ) ); ?></h3> |
|
<table id="serverstatusqueriessummary" class="data"> |
<thead> |
<tr> |
<th><?php echo $strTotalUC; ?></th> |
<th>ø <?php echo $strPerHour; ?></th> |
<th>ø <?php echo $strPerMinute; ?></th> |
<th>ø <?php echo $strPerSecond; ?></th> |
</tr> |
</thead> |
<tbody> |
<tr class="odd"> |
<td class="value"><?php echo |
PMA_formatNumber( $server_status['Questions'], 3, 0 ); ?></td> |
<td class="value"><?php echo |
PMA_formatNumber( $server_status['Questions'] * $hour_factor, |
3, 2 ); ?></td> |
<td class="value"><?php echo |
PMA_formatNumber( |
$server_status['Questions'] * 60 / $server_status['Uptime'], |
3, 2 ); ?></td> |
<td class="value"><?php echo |
PMA_formatNumber( |
$server_status['Questions'] / $server_status['Uptime'], |
3, 2 ); ?></td> |
</tr> |
</tbody> |
</table> |
|
<div id="serverstatusqueriesdetails"> |
<?php |
// number of tables to split values into |
$tables = 2; |
$rows_per_table = (int) ceil( count( $sections['com']['vars'] ) / $tables ); |
$current_table = 0; |
$odd_row = true; |
$countRows = 0; |
$perc_factor = 100 / ( $server_status['Questions'] - $server_status['Connections'] ); |
foreach ( $sections['com']['vars'] as $name => $value ) { |
$current_table++; |
if ( $countRows === 0 || $countRows === $rows_per_table ) { |
$odd_row = true; |
if ( $countRows === $rows_per_table ) { |
echo ' </tbody>' . "\n"; |
echo ' </table>' . "\n"; |
} |
?> |
<table id="serverstatusqueriesdetails<?php echo $current_table; ?>" class="data"> |
<col class="namecol" /> |
<col class="valuecol" span="3" /> |
<thead> |
<tr><th colspan="2"><?php echo $strQueryType; ?></th> |
<th>ø <?php echo $strPerHour; ?></th> |
<th>%</th> |
</tr> |
</thead> |
<tbody> |
<?php |
} else { |
$odd_row = !$odd_row; |
} |
$countRows++; |
|
// For the percentage column, use Questions - Connections, because |
// the number of connections is not an item of the Query types |
// but is included in Questions. Then the total of the percentages is 100. |
$name = str_replace( 'Com_', '', $name ); |
$name = str_replace( '_', ' ', $name ); |
?> |
<tr class="<?php echo $odd_row ? 'odd' : 'even'; ?>"> |
<th class="name"><?php echo htmlspecialchars( $name ); ?></th> |
<td class="value"><?php echo PMA_formatNumber( $value, 3, 0 ); ?></td> |
<td class="value"><?php echo |
PMA_formatNumber( $value * $hour_factor, 3, 2 ); ?></td> |
<td class="value"><?php echo |
number_format( $value * $perc_factor, 2, |
$GLOBALS['number_decimal_separator'], |
$GLOBALS['number_thousands_separator'] ); ?>%</td> |
</tr> |
<?php |
} |
?> |
</tbody> |
</table> |
</div> |
|
<div id="serverstatussection"> |
<?php |
//Unset used variables |
unset( |
$tables, $rows_per_table, $current_table, $countRows, $perc_factor, |
$hour_factor, $sections['com'], |
$server_status['Aborted_clients'], $server_status['Aborted_connects'], |
$server_status['Max_used_connections'], $server_status['Bytes_received'], |
$server_status['Bytes_sent'], $server_status['Connections'], |
$server_status['Questions'], $server_status['Uptime'] |
); |
|
foreach ( $sections as $section_name => $section ) { |
if ( ! empty( $section['vars'] ) ) { |
?> |
<table class="data" id="serverstatussection<?php echo $section_name; ?>"> |
<caption class="tblHeaders"> |
<a class="top" |
href="<?php echo $PHP_SELF . '?' . |
PMA_generate_common_url() . '#_top'; ?>" |
name="<?php echo $section_name; ?>"><?php echo $strPos1; ?> |
<?php echo |
($GLOBALS['cfg']['MainPageIconic'] |
? '<img src="' . $GLOBALS['pmaThemeImage'] . |
's_asc.png" width="11" height="9" align="middle" alt="" />' |
: '' ); ?> |
</a> |
<?php |
if ( ! empty( $section['title'] ) ) { |
echo $section['title']; |
} |
?> |
</caption> |
<col class="namecol" /> |
<col class="valuecol" /> |
<col class="descrcol" /> |
<thead> |
<tr> |
<th><?php echo $strVar; ?></th> |
<th><?php echo $strValue; ?></th> |
<th><?php echo $strDescription; ?></th> |
</tr> |
</thead> |
<?php |
if ( ! empty( $links[$section_name] ) ) { |
?> |
<tfoot> |
<tr class="tblFooters"> |
<th colspan="3" class="tblFooters"> |
<?php |
foreach ( $links[$section_name] as $link_name => $link_url ) { |
echo '<a href="' . $link_url . '">' . $link_name . '</a>' . "\n"; |
} |
unset( $link_url, $link_name ); |
?> |
</th> |
</tr> |
</tfoot> |
<?php |
} |
?> |
<tbody> |
<?php |
$odd_row = false; |
foreach ( $section['vars'] as $name => $value ) { |
$odd_row = !$odd_row; |
?> |
<tr class="<?php echo $odd_row ? 'odd' : 'even'; ?>"> |
<th class="name"><?php echo htmlspecialchars($name); ?></th> |
<td class="value"><?php |
if ( isset( $alerts[$name] ) ) { |
if ( $value > $alerts[$name] ) { |
echo '<span class="attention">'; |
} else { |
echo '<span class="allfine">'; |
} |
} |
if ( '%' === substr( $name, -1, 1 ) ) { |
echo number_format( $value, 2, |
$GLOBALS['number_decimal_separator'], |
$GLOBALS['number_thousands_separator'] ) . ' %'; |
} elseif ( is_numeric( $value ) && $value == (int) $value ) { |
echo PMA_formatNumber( $value, 3, 0 ); |
} elseif ( is_numeric( $value ) ) { |
echo PMA_formatNumber( $value, 3, 2 ); |
} else { |
echo htmlspecialchars( $value ); |
} |
if ( isset( $alerts[$name] ) ) { |
echo '</span>'; |
} |
?></td> |
<td class="descr"> |
<?php |
if ( isset( $GLOBALS['strShowStatus' . $name . 'Descr'] ) ) { |
echo $GLOBALS['strShowStatus' . $name . 'Descr']; |
} |
|
if ( isset( $links[$name] ) ) { |
foreach ( $links[$name] as $link_name => $link_url ) { |
echo ' <a href="' . $link_url . '">' . $link_name . '</a>' . |
"\n"; |
} |
unset( $link_url, $link_name ); |
} |
?> |
</td> |
</tr> |
<?php |
} |
unset( $name, $value ); |
?> |
</tbody> |
</table> |
<?php |
} |
} |
unset( $section_name, $section, $sections, $server_status, $odd_row, $alerts ); |
?> |
</div> |
</div> |
<?php |
|
|
/** |
* Sends the footer |
*/ |
require_once './libraries/footer.inc.php'; |
?> |