From 5bf66662a9bdd62c5bccab15e607cd95cfb8fcab Mon Sep 17 00:00:00 2001 From: Charles Cabergs Date: Mon, 27 Jul 2020 10:05:23 +0200 Subject: Removed wordpress and phpmyadmin, my server doesn't handle it well and it brings shame on my familly --- .../Server/Status/VariablesController.php | 639 --------------------- 1 file changed, 639 deletions(-) delete mode 100644 srcs/phpmyadmin/libraries/classes/Controllers/Server/Status/VariablesController.php (limited to 'srcs/phpmyadmin/libraries/classes/Controllers/Server/Status/VariablesController.php') diff --git a/srcs/phpmyadmin/libraries/classes/Controllers/Server/Status/VariablesController.php b/srcs/phpmyadmin/libraries/classes/Controllers/Server/Status/VariablesController.php deleted file mode 100644 index a17f15f..0000000 --- a/srcs/phpmyadmin/libraries/classes/Controllers/Server/Status/VariablesController.php +++ /dev/null @@ -1,639 +0,0 @@ -flush($params['flush']); - } - - if ($this->data->dataLoaded) { - $categories = []; - foreach ($this->data->sections as $sectionId => $sectionName) { - if (isset($this->data->sectionUsed[$sectionId])) { - $categories[$sectionId] = [ - 'id' => $sectionId, - 'name' => $sectionName, - 'is_selected' => false, - ]; - if (! empty($params['filterCategory']) - && $params['filterCategory'] === $sectionId - ) { - $categories[$sectionId]['is_selected'] = true; - } - } - } - - $links = []; - foreach ($this->data->links as $sectionName => $sectionLinks) { - $links[$sectionName] = [ - 'name' => 'status_' . $sectionName, - 'links' => $sectionLinks, - ]; - } - - $descriptions = $this->getDescriptions(); - $alerts = $this->getAlerts(); - - $variables = []; - foreach ($this->data->status as $name => $value) { - $variables[$name] = [ - 'name' => $name, - 'value' => $value, - 'is_numeric' => is_numeric($value), - 'class' => $this->data->allocationMap[$name] ?? null, - 'doc' => '', - 'has_alert' => false, - 'is_alert' => false, - 'description' => $descriptions[$name] ?? '', - 'description_doc' => [], - ]; - - // Fields containing % are calculated, - // they can not be described in MySQL documentation - if (mb_strpos($name, '%') === false) { - $variables[$name]['doc'] = Util::linkToVarDocumentation( - $name, - $this->dbi->isMariaDB() - ); - } - - if (isset($alerts[$name])) { - $variables[$name]['has_alert'] = true; - if ($value > $alerts[$name]) { - $variables[$name]['is_alert'] = true; - } - } - - if (isset($this->data->links[$name])) { - foreach ($this->data->links[$name] as $linkName => $linkUrl) { - $variables[$name]['description_doc'][] = [ - 'name' => $linkName, - 'url' => $linkUrl, - ]; - } - } - } - } - - return $this->template->render('server/status/variables/index', [ - 'is_data_loaded' => $this->data->dataLoaded, - 'filter_text' => ! empty($params['filterText']) ? $params['filterText'] : '', - 'is_only_alerts' => ! empty($params['filterAlert']), - 'is_not_formatted' => ! empty($params['dontFormat']), - 'categories' => $categories ?? [], - 'links' => $links ?? [], - 'variables' => $variables ?? [], - ]); - } - - /** - * Flush status variables if requested - * - * @param string $flush Variable name - * @return void - */ - private function flush(string $flush): void - { - $flushCommands = [ - 'STATUS', - 'TABLES', - 'QUERY CACHE', - ]; - - if (in_array($flush, $flushCommands)) { - $this->dbi->query('FLUSH ' . $flush . ';'); - } - } - - /** - * @return array - */ - private function getAlerts(): array - { - // name => max value before alert - return [ - // lower is better - // variable => max value - 'Aborted_clients' => 0, - 'Aborted_connects' => 0, - - 'Binlog_cache_disk_use' => 0, - - 'Created_tmp_disk_tables' => 0, - - 'Handler_read_rnd' => 0, - 'Handler_read_rnd_next' => 0, - - 'Innodb_buffer_pool_pages_dirty' => 0, - 'Innodb_buffer_pool_reads' => 0, - 'Innodb_buffer_pool_wait_free' => 0, - 'Innodb_log_waits' => 0, - 'Innodb_row_lock_time_avg' => 10, // ms - 'Innodb_row_lock_time_max' => 50, // ms - 'Innodb_row_lock_waits' => 0, - - 'Slow_queries' => 0, - 'Delayed_errors' => 0, - 'Select_full_join' => 0, - 'Select_range_check' => 0, - 'Sort_merge_passes' => 0, - 'Opened_tables' => 0, - 'Table_locks_waited' => 0, - 'Qcache_lowmem_prunes' => 0, - - 'Qcache_free_blocks' => - isset($this->data->status['Qcache_total_blocks']) - ? $this->data->status['Qcache_total_blocks'] / 5 - : 0, - 'Slow_launch_threads' => 0, - - // depends on Key_read_requests - // normally lower then 1:0.01 - 'Key_reads' => isset($this->data->status['Key_read_requests']) - ? (0.01 * $this->data->status['Key_read_requests']) : 0, - // depends on Key_write_requests - // normally nearly 1:1 - 'Key_writes' => isset($this->data->status['Key_write_requests']) - ? (0.9 * $this->data->status['Key_write_requests']) : 0, - - 'Key_buffer_fraction' => 0.5, - - // alert if more than 95% of thread cache is in use - 'Threads_cached' => isset($this->data->variables['thread_cache_size']) - ? 0.95 * $this->data->variables['thread_cache_size'] : 0, - - // higher is better - // variable => min value - //'Handler read key' => '> ', - ]; - } - - /** - * Returns a list of variable descriptions - * - * @return array - */ - private function getDescriptions(): array - { - /** - * Messages are built using the message name - */ - return [ - 'Aborted_clients' => __( - 'The number of connections that were aborted because the client died' - . ' without closing the connection properly.' - ), - 'Aborted_connects' => __( - 'The number of failed attempts to connect to the MySQL server.' - ), - '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.' - ), - 'Binlog_cache_use' => __( - 'The number of transactions that used the temporary binary log cache.' - ), - 'Connections' => __( - 'The number of connection attempts (successful or not)' - . ' to the MySQL server.' - ), - '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.' - ), - 'Created_tmp_files' => __( - 'How many temporary files mysqld has created.' - ), - 'Created_tmp_tables' => __( - 'The number of in-memory temporary tables created automatically' - . ' by the server while executing statements.' - ), - 'Delayed_errors' => __( - 'The number of rows written with INSERT DELAYED for which some' - . ' error occurred (probably duplicate key).' - ), - '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.' - ), - 'Delayed_writes' => __( - 'The number of INSERT DELAYED rows written.' - ), - 'Flush_commands' => __( - 'The number of executed FLUSH statements.' - ), - 'Handler_commit' => __( - 'The number of internal COMMIT statements.' - ), - 'Handler_delete' => __( - 'The number of times a row was deleted from a table.' - ), - '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.' - ), - '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.' - ), - '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.' - ), - '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.' - ), - '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.' - ), - '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.' - ), - '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.' - ), - 'Handler_rollback' => __( - 'The number of internal ROLLBACK statements.' - ), - 'Handler_update' => __( - 'The number of requests to update a row in a table.' - ), - 'Handler_write' => __( - 'The number of requests to insert a row in a table.' - ), - 'Innodb_buffer_pool_pages_data' => __( - 'The number of pages containing data (dirty or clean).' - ), - 'Innodb_buffer_pool_pages_dirty' => __( - 'The number of pages currently dirty.' - ), - 'Innodb_buffer_pool_pages_flushed' => __( - 'The number of buffer pool pages that have been requested' - . ' to be flushed.' - ), - 'Innodb_buffer_pool_pages_free' => __( - 'The number of free pages.' - ), - '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.' - ), - '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.' - ), - 'Innodb_buffer_pool_pages_total' => __( - 'Total size of buffer pool, in pages.' - ), - '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.' - ), - 'Innodb_buffer_pool_read_ahead_seq' => __( - 'The number of sequential read-aheads InnoDB initiated. This' - . ' happens when InnoDB does a sequential full table scan.' - ), - 'Innodb_buffer_pool_read_requests' => __( - 'The number of logical read requests InnoDB has done.' - ), - '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.' - ), - '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.' - ), - 'Innodb_buffer_pool_write_requests' => __( - 'The number writes done to the InnoDB buffer pool.' - ), - 'Innodb_data_fsyncs' => __( - 'The number of fsync() operations so far.' - ), - 'Innodb_data_pending_fsyncs' => __( - 'The current number of pending fsync() operations.' - ), - 'Innodb_data_pending_reads' => __( - 'The current number of pending reads.' - ), - 'Innodb_data_pending_writes' => __( - 'The current number of pending writes.' - ), - 'Innodb_data_read' => __( - 'The amount of data read so far, in bytes.' - ), - 'Innodb_data_reads' => __( - 'The total number of data reads.' - ), - 'Innodb_data_writes' => __( - 'The total number of data writes.' - ), - 'Innodb_data_written' => __( - 'The amount of data written so far, in bytes.' - ), - 'Innodb_dblwr_pages_written' => __( - 'The number of pages that have been written for' - . ' doublewrite operations.' - ), - 'Innodb_dblwr_writes' => __( - 'The number of doublewrite operations that have been performed.' - ), - '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.' - ), - 'Innodb_log_write_requests' => __( - 'The number of log write requests.' - ), - 'Innodb_log_writes' => __( - 'The number of physical writes to the log file.' - ), - 'Innodb_os_log_fsyncs' => __( - 'The number of fsync() writes done to the log file.' - ), - 'Innodb_os_log_pending_fsyncs' => __( - 'The number of pending log file fsyncs.' - ), - 'Innodb_os_log_pending_writes' => __( - 'Pending log file writes.' - ), - 'Innodb_os_log_written' => __( - 'The number of bytes written to the log file.' - ), - 'Innodb_pages_created' => __( - 'The number of pages created.' - ), - '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.' - ), - 'Innodb_pages_read' => __( - 'The number of pages read.' - ), - 'Innodb_pages_written' => __( - 'The number of pages written.' - ), - 'Innodb_row_lock_current_waits' => __( - 'The number of row locks currently being waited for.' - ), - 'Innodb_row_lock_time_avg' => __( - 'The average time to acquire a row lock, in milliseconds.' - ), - 'Innodb_row_lock_time' => __( - 'The total time spent in acquiring row locks, in milliseconds.' - ), - 'Innodb_row_lock_time_max' => __( - 'The maximum time to acquire a row lock, in milliseconds.' - ), - 'Innodb_row_lock_waits' => __( - 'The number of times a row lock had to be waited for.' - ), - 'Innodb_rows_deleted' => __( - 'The number of rows deleted from InnoDB tables.' - ), - 'Innodb_rows_inserted' => __( - 'The number of rows inserted in InnoDB tables.' - ), - 'Innodb_rows_read' => __( - 'The number of rows read from InnoDB tables.' - ), - 'Innodb_rows_updated' => __( - 'The number of rows updated in InnoDB tables.' - ), - '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.' - ), - '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.' - ), - '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.' - ), - 'Key_buffer_fraction_%' => __( - 'Percentage of used key cache (calculated value)' - ), - 'Key_read_requests' => __( - 'The number of requests to read a key block from the cache.' - ), - '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.' - ), - 'Key_read_ratio_%' => __( - 'Key cache miss calculated as rate of physical reads compared' - . ' to read requests (calculated value)' - ), - 'Key_write_requests' => __( - 'The number of requests to write a key block to the cache.' - ), - 'Key_writes' => __( - 'The number of physical writes of a key block to disk.' - ), - 'Key_write_ratio_%' => __( - 'Percentage of physical writes compared' - . ' to write requests (calculated value)' - ), - '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.' - ), - 'Max_used_connections' => __( - 'The maximum number of connections that have been in use' - . ' simultaneously since the server started.' - ), - 'Not_flushed_delayed_rows' => __( - 'The number of rows waiting to be written in INSERT DELAYED queues.' - ), - 'Opened_tables' => __( - 'The number of tables that have been opened. If opened tables is' - . ' big, your table cache value is probably too small.' - ), - 'Open_files' => __( - 'The number of files that are open.' - ), - 'Open_streams' => __( - 'The number of streams that are open (used mainly for logging).' - ), - 'Open_tables' => __( - 'The number of tables that are open.' - ), - '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.' - ), - 'Qcache_free_memory' => __( - 'The amount of free memory for query cache.' - ), - 'Qcache_hits' => __( - 'The number of cache hits.' - ), - 'Qcache_inserts' => __( - 'The number of queries added to the cache.' - ), - '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.' - ), - 'Qcache_not_cached' => __( - 'The number of non-cached queries (not cachable, or not cached' - . ' due to the query_cache_type setting).' - ), - 'Qcache_queries_in_cache' => __( - 'The number of queries registered in the cache.' - ), - 'Qcache_total_blocks' => __( - 'The total number of blocks in the query cache.' - ), - 'Rpl_status' => __( - 'The status of failsafe replication (not yet implemented).' - ), - '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.' - ), - 'Select_full_range_join' => __( - 'The number of joins that used a range search on a reference table.' - ), - '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.)' - ), - 'Select_range' => __( - 'The number of joins that used ranges on the first table. (It\'s' - . ' normally not critical even if this is big.)' - ), - 'Select_scan' => __( - 'The number of joins that did a full scan of the first table.' - ), - 'Slave_open_temp_tables' => __( - 'The number of temporary tables currently' - . ' open by the slave SQL thread.' - ), - 'Slave_retried_transactions' => __( - 'Total (since startup) number of times the replication slave SQL' - . ' thread has retried transactions.' - ), - 'Slave_running' => __( - 'This is ON if this server is a slave that is connected to a master.' - ), - 'Slow_launch_threads' => __( - 'The number of threads that have taken more than slow_launch_time' - . ' seconds to create.' - ), - 'Slow_queries' => __( - 'The number of queries that have taken more than long_query_time' - . ' seconds.' - ), - '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.' - ), - 'Sort_range' => __( - 'The number of sorts that were done with ranges.' - ), - 'Sort_rows' => __( - 'The number of sorted rows.' - ), - 'Sort_scan' => __( - 'The number of sorts that were done by scanning the table.' - ), - 'Table_locks_immediate' => __( - 'The number of times that a table lock was acquired immediately.' - ), - '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.' - ), - '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.' - ), - 'Threads_connected' => __( - 'The number of currently open connections.' - ), - '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.)' - ), - 'Threads_cache_hitrate_%' => __( - 'Thread cache hit rate (calculated value)' - ), - 'Threads_running' => __( - 'The number of threads that are not sleeping.' - ), - ]; - } -} -- cgit