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- revised (style, code, xhtml output)

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- added more status variables
- PEAR coding standard
- make use of PMA_formatNumber()
- added comments
This commit is contained in:
Sebastian Mendel
2005-12-06 15:32:53 +00:00
parent 5f3b086ed2
commit 223203e5ec
1 changed files with 294 additions and 157 deletions
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451
libraries/engines/innodb.lib.php
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@@ -2,191 +2,328 @@
/* $Id$ */
// vim: expandtab sw=4 ts=4 sts=4:
class PMA_StorageEngine_innodb extends PMA_StorageEngine {
function getVariables() {
class PMA_StorageEngine_innodb extends PMA_StorageEngine
{
/**
* @uses $GLOBALS['strInnoDBDataHomeDir']
* @uses $GLOBALS['strInnoDBDataHomeDirDesc']
* @uses $GLOBALS['strInnoDBDataFilePath']
* @uses $GLOBALS['strInnoDBAutoextendIncrement']
* @uses $GLOBALS['strInnoDBAutoextendIncrementDesc']
* @uses $GLOBALS['strInnoDBBufferPoolSize']
* @uses $GLOBALS['strInnoDBBufferPoolSizeDesc']
* @uses PMA_ENGINE_DETAILS_TYPE_NUMERIC
* @uses PMA_ENGINE_DETAILS_TYPE_SIZE
* @return array
*/
function getVariables()
{
return array(
'innodb_data_home_dir' => array(
'title' => $GLOBALS['strInnoDBDataHomeDir'],
'desc' => $GLOBALS['strInnoDBDataHomeDirDesc']
'desc' => $GLOBALS['strInnoDBDataHomeDirDesc'],
),
'innodb_data_file_path' => array(
'title' => $GLOBALS['strInnoDBDataFilePath']
'title' => $GLOBALS['strInnoDBDataFilePath'],
),
'innodb_autoextend_increment' => array(
'title' => $GLOBALS['strInnoDBAutoextendIncrement'],
'desc' => $GLOBALS['strInnoDBAutoextendIncrementDesc'],
'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC
'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC,
),
'innodb_buffer_pool_size' => array(
'title' => $GLOBALS['strInnoDBBufferPoolSize'],
'desc' => $GLOBALS['strInnoDBBufferPoolSizeDesc'],
'type' => PMA_ENGINE_DETAILS_TYPE_SIZE
)
);
'type' => PMA_ENGINE_DETAILS_TYPE_SIZE,
),
'innodb_additional_mem_pool_size' => array(
'title' => 'innodb_additional_mem_pool_size',
'type' => PMA_ENGINE_DETAILS_TYPE_SIZE,
),
'innodb_buffer_pool_awe_mem_mb' => array(
'type' => PMA_ENGINE_DETAILS_TYPE_SIZE,
),
'innodb_checksums' => array(
),
'innodb_commit_concurrency' => array(
),
'innodb_concurrency_tickets' => array(
'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC,
),
'innodb_doublewrite' => array(
),
'innodb_fast_shutdown' => array(
),
'innodb_file_io_threads' => array(
'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC,
),
'innodb_file_per_table' => array(
),
'innodb_flush_log_at_trx_commit' => array(
),
'innodb_flush_method' => array(
),
'innodb_force_recovery' => array(
),
'innodb_lock_wait_timeout' => array(
'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC,
),
'innodb_locks_unsafe_for_binlog' => array(
),
'innodb_log_arch_dir' => array(
),
'innodb_log_archive' => array(
),
'innodb_log_buffer_size' => array(
'type' => PMA_ENGINE_DETAILS_TYPE_SIZE,
),
'innodb_log_file_size' => array(
'type' => PMA_ENGINE_DETAILS_TYPE_SIZE,
),
'innodb_log_files_in_group' => array(
'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC,
),
'innodb_log_group_home_dir' => array(
),
'innodb_max_dirty_pages_pct' => array(
'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC,
),
'innodb_max_purge_lag' => array(
),
'innodb_mirrored_log_groups' => array(
'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC,
),
'innodb_open_files' => array(
'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC,
),
'innodb_support_xa' => array(
),
'innodb_sync_spin_loops' => array(
'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC,
),
'innodb_table_locks' => array(
'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC,
),
'innodb_thread_concurrency' => array(
'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC,
),
'innodb_thread_sleep_delay' => array(
'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC,
),
);
}
function getVariablesLikePattern () {
/**
* @return string SQL query LIKE pattern
*/
function getVariablesLikePattern()
{
return 'innodb\\_%';
}
function getInfoPages () {
/**
* @uses $this->support
* @uses PMA_ENGINE_SUPPORT_YES
* @uses PMA_MYSQL_INT_VERSION
* @uses $GLOBALS['strBufferPool']
* @uses $GLOBALS['strInnodbStat']
* @return array detail pages
*/
function getInfoPages()
{
if ($this->support < PMA_ENGINE_SUPPORT_YES) {
return array();
}
$pages = array();
if (PMA_MYSQL_INT_VERSION >= 50002) {
$pages['bufferpool'] = $GLOBALS['strBufferPool'];
$pages['Bufferpool'] = $GLOBALS['strBufferPool'];
}
$pages['status'] = $GLOBALS['strInnodbStat'];
$pages['Status'] = $GLOBALS['strInnodbStat'];
return $pages;
}
function getPage($id) {
global $cfg;
switch ($id) {
case 'bufferpool':
if (PMA_MYSQL_INT_VERSION < 50002) {
return FALSE;
}
// rabus: The following query is only possible because we know
// that we are on MySQL 5 here (checked above)!
// side note: I love MySQL 5 for this. :-)
$res = PMA_DBI_query('SHOW STATUS WHERE Variable_name LIKE \'Innodb\\_buffer\\_pool\\_%\' OR Variable_name = \'Innodb_page_size\';');
$status = array();
while ($row = PMA_DBI_fetch_row($res)) {
$status[$row[0]] = $row[1];
}
PMA_DBI_free_result($res);
unset($res, $row);
$output = '<table>' . "\n"
. ' <thead>' . "\n"
. ' <tr>' . "\n"
. ' <th colspan="4">' . "\n"
. ' ' . $GLOBALS['strBufferPoolUsage'] . "\n"
. ' </th>' . "\n"
. ' </tr>' . "\n"
. ' </thead>' . "\n"
. ' <tfoot>' . "\n"
. ' <tr>' . "\n"
. ' <th>' . "\n"
. ' ' . $GLOBALS['strTotalUC'] . "\n"
. ' </th>' . "\n"
. ' <th colspan="3">' . "\n"
. ' ' . htmlspecialchars($status['Innodb_buffer_pool_pages_total']) . '&nbsp;' . $GLOBALS['strInnoDBPages'] . '&nbsp;/ ' . join('&nbsp;', PMA_formatByteDown($status['Innodb_buffer_pool_pages_total'] * $status['Innodb_page_size'])) . "\n"
. ' </th>' . "\n"
. ' </tr>' . "\n"
. ' </tfoot>' . "\n"
. ' <tbody>' . "\n"
. ' <tr>' . "\n"
. ' <td bgcolor="' . $cfg['BgcolorTwo'] . '">' . "\n"
. ' &nbsp;' . $GLOBALS['strFreePages'] . '&nbsp;' . "\n"
. ' </td>' . "\n"
. ' <td align="right" bgcolor="' . $cfg['BgcolorTwo'] . '">' . "\n"
. ' ' . htmlspecialchars($status['Innodb_buffer_pool_pages_free']) . "\n"
. ' </td>' . "\n"
. ' <td bgcolor="' . $cfg['BgcolorOne'] . '">' . "\n"
. ' &nbsp;' . $GLOBALS['strDirtyPages'] . '&nbsp;' . "\n"
. ' </td>' . "\n"
. ' <td align="right" bgcolor="' . $cfg['BgcolorOne'] . '">' . "\n"
. ' ' . htmlspecialchars($status['Innodb_buffer_pool_pages_dirty']) . "\n"
. ' </td>' . "\n"
. ' </tr>' . "\n"
. ' <tr>' . "\n"
. ' <td bgcolor="' . $cfg['BgcolorOne'] . '">' . "\n"
. ' &nbsp;' . $GLOBALS['strDataPages'] . '&nbsp;' . "\n"
. ' </td>' . "\n"
. ' <td align="right" bgcolor="' . $cfg['BgcolorOne'] . '">' . "\n"
. ' ' . htmlspecialchars($status['Innodb_buffer_pool_pages_data']) . "\n"
. ' </td>' . "\n"
. ' <td bgcolor="' . $cfg['BgcolorOne'] . '">' . "\n"
. ' &nbsp;' . $GLOBALS['strPagesToBeFlushed'] . '&nbsp;' . "\n"
. ' </td>' . "\n"
. ' <td align="right" bgcolor="' . $cfg['BgcolorOne'] . '">' . "\n"
. ' ' . htmlspecialchars($status['Innodb_buffer_pool_pages_flushed']) . "\n"
. ' </td>' . "\n"
. ' </tr>' . "\n"
. ' <tr>' . "\n"
. ' <td bgcolor="' . $cfg['BgcolorTwo'] . '">' . "\n"
. ' &nbsp;' . $GLOBALS['strBusyPages'] . '&nbsp;' . "\n"
. ' </td>' . "\n"
. ' <td align="right" bgcolor="' . $cfg['BgcolorTwo'] . '">' . "\n"
. ' ' . htmlspecialchars($status['Innodb_buffer_pool_pages_misc']) . "\n"
. ' </td>' . "\n"
. ' <td bgcolor="' . $cfg['BgcolorOne'] . '">' . "\n"
. ' &nbsp;' . $GLOBALS['strLatchedPages'] . '&nbsp;' . "\n"
. ' </td>' . "\n"
. ' <td align="right" bgcolor="' . $cfg['BgcolorOne'] . '">' . "\n"
. ' ' . htmlspecialchars($status['Innodb_buffer_pool_pages_latched']) . "\n"
. ' </td>' . "\n"
. ' </tr>' . "\n"
. ' </tbody>' . "\n"
. '</table>' . "\n\n"
. '<br />' . "\n\n"
. '<table>' . "\n"
. ' <thead>' . "\n"
. ' <tr>' . "\n"
. ' <th colspan="4">' . "\n"
. ' ' . $GLOBALS['strBufferPoolActivity'] . "\n"
. ' </th>' . "\n"
. ' </tr>' . "\n"
. ' </thead>' . "\n"
. ' <tbody>' . "\n"
. ' <tr>' . "\n"
. ' <td bgcolor="' . $cfg['BgcolorOne'] . '">' . "\n"
. ' &nbsp;' . $GLOBALS['strReadRequests'] . '&nbsp;' . "\n"
. ' </td>' . "\n"
. ' <td align="right" bgcolor="' . $cfg['BgcolorOne'] . '">' . "\n"
. ' ' . htmlspecialchars($status['Innodb_buffer_pool_read_requests']) . "\n"
. ' </td>' . "\n"
. ' <td bgcolor="' . $cfg['BgcolorOne'] . '">' . "\n"
. ' &nbsp;' . $GLOBALS['strWriteRequests'] . '&nbsp;' . "\n"
. ' </td>' . "\n"
. ' <td align="right" bgcolor="' . $cfg['BgcolorOne'] . '">' . "\n"
. ' ' . htmlspecialchars($status['Innodb_buffer_pool_write_requests']) . "\n"
. ' </td>' . "\n"
. ' </tr>' . "\n"
. ' <tr>' . "\n"
. ' <td bgcolor="' . $cfg['BgcolorTwo'] . '">' . "\n"
. ' &nbsp;' . $GLOBALS['strBufferReadMisses'] . '&nbsp;' . "\n"
. ' </td>' . "\n"
. ' <td align="right" bgcolor="' . $cfg['BgcolorTwo'] . '">' . "\n"
. ' ' . htmlspecialchars($status['Innodb_buffer_pool_reads']) . "\n"
. ' </td>' . "\n"
. ' <td bgcolor="' . $cfg['BgcolorTwo'] . '">' . "\n"
. ' &nbsp;' . $GLOBALS['strBufferWriteWaits'] . '&nbsp;' . "\n"
. ' </td>' . "\n"
. ' <td align="right" bgcolor="' . $cfg['BgcolorTwo'] . '">' . "\n"
. ' ' . htmlspecialchars($status['Innodb_buffer_pool_wait_free']) . "\n"
. ' </td>' . "\n"
. ' </tr>' . "\n"
. ' <tr>' . "\n"
. ' <td bgcolor="' . $cfg['BgcolorOne'] . '">' . "\n"
. ' &nbsp;' . $GLOBALS['strBufferReadMissesInPercent'] . '&nbsp;' . "\n"
. ' </td>' . "\n"
. ' <td align="right" bgcolor="' . $cfg['BgcolorTwo'] . '">' . "\n"
. ' ' . ($status['Innodb_buffer_pool_read_requests'] == 0 ? '---' : htmlspecialchars(number_format($status['Innodb_buffer_pool_reads'] * 100 / $status['Innodb_buffer_pool_read_requests'], 2, $GLOBALS['number_decimal_separator'], $GLOBALS['number_thousands_separator'])) . '&nbsp;%') . "\n"
. ' </td>' . "\n"
. ' <td bgcolor="' . $cfg['BgcolorOne'] . '">' . "\n"
. ' &nbsp;' . $GLOBALS['strBufferWriteWaitsInPercent'] . '&nbsp;' . "\n"
. ' </td>' . "\n"
. ' <td align="right" bgcolor="' . $cfg['BgcolorTwo'] . '">' . "\n"
. ' ' . ($status['Innodb_buffer_pool_write_requests'] == 0 ? '---' : htmlspecialchars(number_format($status['Innodb_buffer_pool_wait_free'] * 100 / $status['Innodb_buffer_pool_write_requests'], 2, $GLOBALS['number_decimal_separator'], $GLOBALS['number_thousands_separator'])) . '&nbsp;%') . "\n"
. ' </td>' . "\n"
. ' </tr>' . "\n"
. ' </tbody>' . "\n"
. '</table>' . "\n";
return $output;
case 'status':
$res = PMA_DBI_query('SHOW INNODB STATUS;');
$row = PMA_DBI_fetch_row($res);
PMA_DBI_free_result($res);
return '<pre>' . "\n"
. htmlspecialchars($row[0]) . "\n"
. '</pre>' . "\n";
default:
return FALSE;
/**
* returns html tables with stats over inno db buffer pool
*
* @uses PMA_MYSQL_INT_VERSION
* @uses PMA_DBI_fetch_result()
* @uses PMA_formatNumber()
* @uses PMA_formatByteDown()
* @uses $GLOBALS['number_decimal_separator']
* @uses $GLOBALS['number_thousands_separator']
* @uses $GLOBALS['strBufferPoolUsage']
* @uses $GLOBALS['strTotalUC']
* @uses $GLOBALS['strInnoDBPages']
* @uses $GLOBALS['strFreePages']
* @uses $GLOBALS['strDirtyPages']
* @uses $GLOBALS['strDataPages']
* @uses $GLOBALS['strPagesToBeFlushed']
* @uses $GLOBALS['strBusyPages']
* @uses $GLOBALS['strLatchedPages']
* @uses $GLOBALS['strBufferPoolActivity']
* @uses $GLOBALS['strReadRequests']
* @uses $GLOBALS['strWriteRequests']
* @uses $GLOBALS['strBufferReadMisses']
* @uses $GLOBALS['strBufferWriteWaits']
* @uses $GLOBALS['strBufferReadMissesInPercent']
* @uses $GLOBALS['strBufferWriteWaitsInPercent']
* @uses join()
* @uses htmlspecialchars()
* @uses number_format()
* @return string html table with stats
*/
function getPageBufferpool()
{
if (PMA_MYSQL_INT_VERSION < 50002) {
return false;
}
// rabus: The following query is only possible because we know
// that we are on MySQL 5 here (checked above)!
// side note: I love MySQL 5 for this. :-)
$sql = '
SHOW STATUS
WHERE Variable_name LIKE \'Innodb\\_buffer\\_pool\\_%\'
OR Variable_name = \'Innodb_page_size\';';
$status = PMA_DBI_fetch_result( $sql, 0, 1 );
$output = '<table class="data" id="table_innodb_bufferpool_usage">' . "\n"
. ' <caption class="tblHeaders">' . "\n"
. ' ' . $GLOBALS['strBufferPoolUsage'] . "\n"
. ' </caption>' . "\n"
. ' <tfoot>' . "\n"
. ' <tr>' . "\n"
. ' <th colspan="2">' . "\n"
. ' ' . $GLOBALS['strTotalUC'] . "\n"
. ' : ' . PMA_formatNumber(
$status['Innodb_buffer_pool_pages_total'], 0)
. '&nbsp;' . $GLOBALS['strInnoDBPages']
. ' / '
. join('&nbsp;',
PMA_formatByteDown($status['Innodb_buffer_pool_pages_total'] * $status['Innodb_page_size'])) . "\n"
. ' </th>' . "\n"
. ' </tr>' . "\n"
. ' </tfoot>' . "\n"
. ' <tbody>' . "\n"
. ' <tr class="odd">' . "\n"
. ' <th>' . $GLOBALS['strFreePages'] . '</th>' . "\n"
. ' <td class="value">'
. PMA_formatNumber($status['Innodb_buffer_pool_pages_free'], 0)
. '</td>' . "\n"
. ' </tr>' . "\n"
. ' <tr class="even">' . "\n"
. ' <th>' . $GLOBALS['strDirtyPages'] . '</th>' . "\n"
. ' <td class="value">'
. PMA_formatNumber($status['Innodb_buffer_pool_pages_dirty'], 0)
. '</td>' . "\n"
. ' </tr>' . "\n"
. ' <tr class="odd">' . "\n"
. ' <th>' . $GLOBALS['strDataPages'] . '</th>' . "\n"
. ' <td class="value">'
. PMA_formatNumber($status['Innodb_buffer_pool_pages_data'], 0) . "\n"
. '</td>' . "\n"
. ' </tr>' . "\n"
. ' <tr class="even">' . "\n"
. ' <th>' . $GLOBALS['strPagesToBeFlushed'] . '</th>' . "\n"
. ' <td class="value">'
. PMA_formatNumber($status['Innodb_buffer_pool_pages_flushed'], 0) . "\n"
. '</td>' . "\n"
. ' </tr>' . "\n"
. ' <tr class="odd">' . "\n"
. ' <th>' . $GLOBALS['strBusyPages'] . '</th>' . "\n"
. ' <td class="value">'
. PMA_formatNumber($status['Innodb_buffer_pool_pages_misc'], 0) . "\n"
. '</td>' . "\n"
. ' </tr>' . "\n"
. ' <tr class="even">' . "\n"
. ' <th>' . $GLOBALS['strLatchedPages'] . '</th>' . "\n"
. ' <td class="value">'
. PMA_formatNumber($status['Innodb_buffer_pool_pages_latched'], 0) . "\n"
. '</td>' . "\n"
. ' </tr>' . "\n"
. ' </tbody>' . "\n"
. '</table>' . "\n\n"
. '<br />' . "\n\n"
. '<table class="data" id="table_innodb_bufferpool_activity">' . "\n"
. ' <caption class="tblHeaders">' . "\n"
. ' ' . $GLOBALS['strBufferPoolActivity'] . "\n"
. ' </caption>' . "\n"
. ' <tbody>' . "\n"
. ' <tr class="odd">' . "\n"
. ' <th>' . $GLOBALS['strReadRequests'] . '</th>' . "\n"
. ' <td class="value">'
. PMA_formatNumber($status['Innodb_buffer_pool_read_requests'], 0) . "\n"
. '</td>' . "\n"
. ' </tr>' . "\n"
. ' <tr class="even">' . "\n"
. ' <th>' . $GLOBALS['strWriteRequests'] . '</th>' . "\n"
. ' <td class="value">'
. PMA_formatNumber($status['Innodb_buffer_pool_write_requests'], 0) . "\n"
. '</td>' . "\n"
. ' </tr>' . "\n"
. ' <tr class="odd">' . "\n"
. ' <th>' . $GLOBALS['strBufferReadMisses'] . '</th>' . "\n"
. ' <td class="value">'
. PMA_formatNumber($status['Innodb_buffer_pool_reads'], 0) . "\n"
. '</td>' . "\n"
. ' </tr>' . "\n"
. ' <tr class="even">' . "\n"
. ' <th>' . $GLOBALS['strBufferWriteWaits'] . '</th>' . "\n"
. ' <td class="value">'
. PMA_formatNumber($status['Innodb_buffer_pool_wait_free'], 0) . "\n"
. '</td>' . "\n"
. ' </tr>' . "\n"
. ' <tr class="odd">' . "\n"
. ' <th>' . $GLOBALS['strBufferReadMissesInPercent'] . '</th>' . "\n"
. ' <td class="value">'
. ($status['Innodb_buffer_pool_read_requests'] == 0
? '---'
: htmlspecialchars(number_format($status['Innodb_buffer_pool_reads'] * 100 / $status['Innodb_buffer_pool_read_requests'], 2, $GLOBALS['number_decimal_separator'], $GLOBALS['number_thousands_separator'])) . ' %') . "\n"
. '</td>' . "\n"
. ' </tr>' . "\n"
. ' <tr class="even">' . "\n"
. ' <th>' . $GLOBALS['strBufferWriteWaitsInPercent'] . '</th>' . "\n"
. ' <td class="value">'
. ($status['Innodb_buffer_pool_write_requests'] == 0
? '---'
: htmlspecialchars(number_format($status['Innodb_buffer_pool_wait_free'] * 100 / $status['Innodb_buffer_pool_write_requests'], 2, $GLOBALS['number_decimal_separator'], $GLOBALS['number_thousands_separator'])) . ' %') . "\n"
. '</td>' . "\n"
. ' </tr>' . "\n"
. ' </tbody>' . "\n"
. '</table>' . "\n";
return $output;
}
/**
* returns InnoDB status
*
* @uses htmlspecialchars()
* @uses PMA_DBI_fetch_value()
* @return string result of SHOW INNODB STATUS inside pre tags
*/
function getPageStatus()
{
return '<pre id="pre_innodb_status">' . "\n"
. htmlspecialchars(PMA_DBI_fetch_value('SHOW INNODB STATUS;')) . "\n"
. '</pre>' . "\n";
}
/**
* returns content for page $id
*
* @uses $this->getInfoPages()
* @uses array_key_exists()
* @param string $id page id
* @return string html output
*/
function getPage($id)
{
if ( ! array_key_exists( $id, $this->getInfoPages() ) ) {
return false;
}
$id = 'getPage' . $id;
return $this->$id();
}
}