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kaklik |
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<?php |
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/* $Id: innodb.lib.php,v 2.8 2005/12/07 11:24:38 cybot_tm Exp $ */ |
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// vim: expandtab sw=4 ts=4 sts=4: |
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class PMA_StorageEngine_innodb extends PMA_StorageEngine |
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{ |
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/** |
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* @uses $GLOBALS['strInnoDBDataHomeDir'] |
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* @uses $GLOBALS['strInnoDBDataHomeDirDesc'] |
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* @uses $GLOBALS['strInnoDBDataFilePath'] |
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* @uses $GLOBALS['strInnoDBAutoextendIncrement'] |
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* @uses $GLOBALS['strInnoDBAutoextendIncrementDesc'] |
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* @uses $GLOBALS['strInnoDBBufferPoolSize'] |
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* @uses $GLOBALS['strInnoDBBufferPoolSizeDesc'] |
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* @uses PMA_ENGINE_DETAILS_TYPE_NUMERIC |
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* @uses PMA_ENGINE_DETAILS_TYPE_SIZE |
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* @return array |
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*/ |
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function getVariables() |
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{ |
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return array( |
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'innodb_data_home_dir' => array( |
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'title' => $GLOBALS['strInnoDBDataHomeDir'], |
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'desc' => $GLOBALS['strInnoDBDataHomeDirDesc'], |
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), |
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'innodb_data_file_path' => array( |
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'title' => $GLOBALS['strInnoDBDataFilePath'], |
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), |
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'innodb_autoextend_increment' => array( |
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'title' => $GLOBALS['strInnoDBAutoextendIncrement'], |
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'desc' => $GLOBALS['strInnoDBAutoextendIncrementDesc'], |
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'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC, |
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), |
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'innodb_buffer_pool_size' => array( |
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'title' => $GLOBALS['strInnoDBBufferPoolSize'], |
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'desc' => $GLOBALS['strInnoDBBufferPoolSizeDesc'], |
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'type' => PMA_ENGINE_DETAILS_TYPE_SIZE, |
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), |
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'innodb_additional_mem_pool_size' => array( |
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'title' => 'innodb_additional_mem_pool_size', |
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'type' => PMA_ENGINE_DETAILS_TYPE_SIZE, |
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), |
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'innodb_buffer_pool_awe_mem_mb' => array( |
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'type' => PMA_ENGINE_DETAILS_TYPE_SIZE, |
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), |
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'innodb_checksums' => array( |
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), |
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'innodb_commit_concurrency' => array( |
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), |
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'innodb_concurrency_tickets' => array( |
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'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC, |
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), |
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'innodb_doublewrite' => array( |
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), |
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'innodb_fast_shutdown' => array( |
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), |
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'innodb_file_io_threads' => array( |
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'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC, |
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), |
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'innodb_file_per_table' => array( |
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), |
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'innodb_flush_log_at_trx_commit' => array( |
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), |
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'innodb_flush_method' => array( |
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), |
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'innodb_force_recovery' => array( |
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), |
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'innodb_lock_wait_timeout' => array( |
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'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC, |
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), |
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'innodb_locks_unsafe_for_binlog' => array( |
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), |
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'innodb_log_arch_dir' => array( |
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), |
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'innodb_log_archive' => array( |
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), |
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'innodb_log_buffer_size' => array( |
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'type' => PMA_ENGINE_DETAILS_TYPE_SIZE, |
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), |
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'innodb_log_file_size' => array( |
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'type' => PMA_ENGINE_DETAILS_TYPE_SIZE, |
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), |
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'innodb_log_files_in_group' => array( |
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'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC, |
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), |
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'innodb_log_group_home_dir' => array( |
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), |
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'innodb_max_dirty_pages_pct' => array( |
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'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC, |
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), |
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'innodb_max_purge_lag' => array( |
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), |
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'innodb_mirrored_log_groups' => array( |
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'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC, |
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), |
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'innodb_open_files' => array( |
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'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC, |
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), |
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'innodb_support_xa' => array( |
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), |
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'innodb_sync_spin_loops' => array( |
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'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC, |
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), |
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'innodb_table_locks' => array( |
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'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC, |
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), |
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'innodb_thread_concurrency' => array( |
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'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC, |
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), |
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'innodb_thread_sleep_delay' => array( |
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'type' => PMA_ENGINE_DETAILS_TYPE_NUMERIC, |
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), |
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); |
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} |
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/** |
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* @return string SQL query LIKE pattern |
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*/ |
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function getVariablesLikePattern() |
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{ |
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return 'innodb\\_%'; |
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} |
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/** |
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* @uses $this->support |
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* @uses PMA_ENGINE_SUPPORT_YES |
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* @uses PMA_MYSQL_INT_VERSION |
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* @uses $GLOBALS['strBufferPool'] |
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* @uses $GLOBALS['strInnodbStat'] |
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* @return array detail pages |
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*/ |
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function getInfoPages() |
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{ |
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if ($this->support < PMA_ENGINE_SUPPORT_YES) { |
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return array(); |
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} |
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$pages = array(); |
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if (PMA_MYSQL_INT_VERSION >= 50002) { |
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$pages['Bufferpool'] = $GLOBALS['strBufferPool']; |
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} |
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$pages['Status'] = $GLOBALS['strInnodbStat']; |
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return $pages; |
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} |
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/** |
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* returns html tables with stats over inno db buffer pool |
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* |
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* @uses PMA_MYSQL_INT_VERSION |
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* @uses PMA_DBI_fetch_result() |
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* @uses PMA_formatNumber() |
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* @uses PMA_formatByteDown() |
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* @uses $GLOBALS['number_decimal_separator'] |
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* @uses $GLOBALS['number_thousands_separator'] |
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* @uses $GLOBALS['strBufferPoolUsage'] |
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* @uses $GLOBALS['strTotalUC'] |
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* @uses $GLOBALS['strInnoDBPages'] |
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* @uses $GLOBALS['strFreePages'] |
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* @uses $GLOBALS['strDirtyPages'] |
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* @uses $GLOBALS['strDataPages'] |
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* @uses $GLOBALS['strPagesToBeFlushed'] |
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* @uses $GLOBALS['strBusyPages'] |
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* @uses $GLOBALS['strLatchedPages'] |
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* @uses $GLOBALS['strBufferPoolActivity'] |
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* @uses $GLOBALS['strReadRequests'] |
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* @uses $GLOBALS['strWriteRequests'] |
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* @uses $GLOBALS['strBufferReadMisses'] |
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* @uses $GLOBALS['strBufferWriteWaits'] |
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* @uses $GLOBALS['strBufferReadMissesInPercent'] |
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* @uses $GLOBALS['strBufferWriteWaitsInPercent'] |
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* @uses join() |
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* @uses htmlspecialchars() |
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* @uses number_format() |
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* @return string html table with stats |
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*/ |
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function getPageBufferpool() |
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{ |
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if (PMA_MYSQL_INT_VERSION < 50002) { |
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return false; |
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} |
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// rabus: The following query is only possible because we know |
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// that we are on MySQL 5 here (checked above)! |
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// side note: I love MySQL 5 for this. :-) |
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$sql = ' |
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SHOW STATUS |
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WHERE Variable_name LIKE \'Innodb\\_buffer\\_pool\\_%\' |
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OR Variable_name = \'Innodb_page_size\';'; |
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$status = PMA_DBI_fetch_result( $sql, 0, 1 ); |
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$output = '<table class="data" id="table_innodb_bufferpool_usage">' . "\n" |
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. ' <caption class="tblHeaders">' . "\n" |
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. ' ' . $GLOBALS['strBufferPoolUsage'] . "\n" |
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. ' </caption>' . "\n" |
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. ' <tfoot>' . "\n" |
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. ' <tr>' . "\n" |
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. ' <th colspan="2">' . "\n" |
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. ' ' . $GLOBALS['strTotalUC'] . "\n" |
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. ' : ' . PMA_formatNumber( |
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$status['Innodb_buffer_pool_pages_total'], 0) |
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. ' ' . $GLOBALS['strInnoDBPages'] |
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. ' / ' |
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. join(' ', |
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PMA_formatByteDown($status['Innodb_buffer_pool_pages_total'] * $status['Innodb_page_size'])) . "\n" |
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. ' </th>' . "\n" |
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. ' </tr>' . "\n" |
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. ' </tfoot>' . "\n" |
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. ' <tbody>' . "\n" |
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. ' <tr class="odd">' . "\n" |
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. ' <th>' . $GLOBALS['strFreePages'] . '</th>' . "\n" |
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. ' <td class="value">' |
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. PMA_formatNumber($status['Innodb_buffer_pool_pages_free'], 0) |
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. '</td>' . "\n" |
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. ' </tr>' . "\n" |
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. ' <tr class="even">' . "\n" |
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. ' <th>' . $GLOBALS['strDirtyPages'] . '</th>' . "\n" |
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. ' <td class="value">' |
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. PMA_formatNumber($status['Innodb_buffer_pool_pages_dirty'], 0) |
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. '</td>' . "\n" |
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. ' </tr>' . "\n" |
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. ' <tr class="odd">' . "\n" |
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. ' <th>' . $GLOBALS['strDataPages'] . '</th>' . "\n" |
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. ' <td class="value">' |
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. PMA_formatNumber($status['Innodb_buffer_pool_pages_data'], 0) . "\n" |
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. '</td>' . "\n" |
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. ' </tr>' . "\n" |
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. ' <tr class="even">' . "\n" |
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. ' <th>' . $GLOBALS['strPagesToBeFlushed'] . '</th>' . "\n" |
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. ' <td class="value">' |
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. PMA_formatNumber($status['Innodb_buffer_pool_pages_flushed'], 0) . "\n" |
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. '</td>' . "\n" |
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. ' </tr>' . "\n" |
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. ' <tr class="odd">' . "\n" |
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. ' <th>' . $GLOBALS['strBusyPages'] . '</th>' . "\n" |
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. ' <td class="value">' |
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. PMA_formatNumber($status['Innodb_buffer_pool_pages_misc'], 0) . "\n" |
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. '</td>' . "\n" |
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. ' </tr>' . "\n" |
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. ' <tr class="even">' . "\n" |
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. ' <th>' . $GLOBALS['strLatchedPages'] . '</th>' . "\n" |
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. ' <td class="value">' |
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. PMA_formatNumber($status['Innodb_buffer_pool_pages_latched'], 0) . "\n" |
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. '</td>' . "\n" |
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. ' </tr>' . "\n" |
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. ' </tbody>' . "\n" |
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. '</table>' . "\n\n" |
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. '<table class="data" id="table_innodb_bufferpool_activity">' . "\n" |
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. ' <caption class="tblHeaders">' . "\n" |
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. ' ' . $GLOBALS['strBufferPoolActivity'] . "\n" |
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. ' </caption>' . "\n" |
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. ' <tbody>' . "\n" |
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. ' <tr class="odd">' . "\n" |
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. ' <th>' . $GLOBALS['strReadRequests'] . '</th>' . "\n" |
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. ' <td class="value">' |
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. PMA_formatNumber($status['Innodb_buffer_pool_read_requests'], 0) . "\n" |
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. '</td>' . "\n" |
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. ' </tr>' . "\n" |
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. ' <tr class="even">' . "\n" |
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. ' <th>' . $GLOBALS['strWriteRequests'] . '</th>' . "\n" |
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. ' <td class="value">' |
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. PMA_formatNumber($status['Innodb_buffer_pool_write_requests'], 0) . "\n" |
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. '</td>' . "\n" |
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. ' </tr>' . "\n" |
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. ' <tr class="odd">' . "\n" |
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. ' <th>' . $GLOBALS['strBufferReadMisses'] . '</th>' . "\n" |
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. ' <td class="value">' |
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. PMA_formatNumber($status['Innodb_buffer_pool_reads'], 0) . "\n" |
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. '</td>' . "\n" |
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. ' </tr>' . "\n" |
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. ' <tr class="even">' . "\n" |
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. ' <th>' . $GLOBALS['strBufferWriteWaits'] . '</th>' . "\n" |
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. ' <td class="value">' |
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. PMA_formatNumber($status['Innodb_buffer_pool_wait_free'], 0) . "\n" |
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. '</td>' . "\n" |
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. ' </tr>' . "\n" |
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. ' <tr class="odd">' . "\n" |
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. ' <th>' . $GLOBALS['strBufferReadMissesInPercent'] . '</th>' . "\n" |
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. ' <td class="value">' |
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. ($status['Innodb_buffer_pool_read_requests'] == 0 |
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? '---' |
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: 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" |
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. '</td>' . "\n" |
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. ' </tr>' . "\n" |
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. ' <tr class="even">' . "\n" |
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. ' <th>' . $GLOBALS['strBufferWriteWaitsInPercent'] . '</th>' . "\n" |
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. ' <td class="value">' |
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. ($status['Innodb_buffer_pool_write_requests'] == 0 |
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? '---' |
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: 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" |
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. '</td>' . "\n" |
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. ' </tr>' . "\n" |
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. ' </tbody>' . "\n" |
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. '</table>' . "\n"; |
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return $output; |
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} |
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/** |
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* returns InnoDB status |
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* |
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* @uses htmlspecialchars() |
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* @uses PMA_DBI_fetch_value() |
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* @return string result of SHOW INNODB STATUS inside pre tags |
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*/ |
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function getPageStatus() |
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{ |
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return '<pre id="pre_innodb_status">' . "\n" |
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. htmlspecialchars(PMA_DBI_fetch_value('SHOW INNODB STATUS;')) . "\n" |
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. '</pre>' . "\n"; |
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} |
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/** |
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* returns content for page $id |
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* |
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* @uses $this->getInfoPages() |
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* @uses array_key_exists() |
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* @param string $id page id |
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* @return string html output |
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*/ |
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function getPage($id) |
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{ |
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if ( ! array_key_exists( $id, $this->getInfoPages() ) ) { |
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return false; |
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} |
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$id = 'getPage' . $id; |
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return $this->$id(); |
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} |
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/** |
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* returns string with filename for the MySQL helppage |
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* about this storage engne |
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* |
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* @return string mysql helppage filename |
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*/ |
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function getMysqlHelpPage() |
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{ |
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return 'innodb'; |
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} |
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} |
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?> |