41 Commits (4dc0fa720fde00f2d3bce2e02aa59609bea68ac6)

Author	SHA1	Message	Date
René Cannaò	6b6dab456b	Code clean up for #450	10 years ago
René Cannaò	31092099fb	Deprecate mysql_sessions_connections_handler ... Issue #540 MySQL_Thread:mysql_sessions_connections_handler is not used anymore	10 years ago
René Cannaò	9353560829	Added variable enforce_autocommit_on_reads ... Just the variable for now	10 years ago
René Cannaò	f40affc361	Removed variable mysql-bug_mdev_8338 ... It seems that bug https://mariadb.atlassian.net/browse/MDEV-8338 is so severe that bypassing it from ProxySQL is not that easy. If affected by https://mariadb.atlassian.net/browse/MDEV-8338 , a user should disable mysql-multiplexing	10 years ago
René Cannaò	d0cabf1a9e	Better handling of bug MDEV-8338 ... Related to bug https://mariadb.atlassian.net/browse/MDEV-8338 . Created new variable: mysql-bug_mdev_8338 If this variable is set, multiplexing is disabled if a query has NOW() or CURDATE()	10 years ago
René Cannaò	59caf46326	Added variable mysql-multiplexing ... Related to issue #468 , primarily to work around bug https://mariadb.atlassian.net/browse/MDEV-8338	10 years ago
René Cannaò	97b3f3dca4	Improving performance in MySQL_Thread main loop ... Sessions are checked for inactivity once every 0.2s . Hardcoded for now	10 years ago
René Cannaò	a63b7cf951	MySQL_Logger configuration ... - added global variable eventslog_filename - added global variable eventslog_filesize	10 years ago
René Cannaò	15f6e22ee5	Add variable client_found_rows (#445) ... Close #445	10 years ago
René Cannaò	726a198822	Improving variables name (#420) ... Renamed ping_interval_server to ping_interval_server_msec	10 years ago
René Cannaò	a9dd642a47	Improving variables name (#420) ... Renamed mysql-shun_recovery_time to mysql-shun_recovery_time_sec	10 years ago
René Cannaò	e6dd56cf07	Added global variable mysql-monitor_writer_is_also_reader , #395 ... When this variable is set, a promoted master is also marked as slave	11 years ago
René Cannaò	b096ce5976	Adding global variables for replication hostgroups (#395)	11 years ago
René Cannaò	2e50417232	Defined variable threshold_resultset_size , #342 ... If a resultset size goes beyond threshold_resultset_size , the resultset starts being sent to the client	11 years ago
René Cannaò	6fc9bb3dad	Status variables per #366 ... - Queries_backends_bytes_recv - Queries_backends_bytes_sent Closes #366	11 years ago
René Cannaò	4bf5fda572	Implemented variable threshold_query_length , #366	11 years ago
René Cannaò	8d6ec028f9	Removed variable mysql-connect_timeout_server_error	11 years ago
René Cannaò	899989b901	Monitor replication lag ... monitor_replication_lag_interval monitor_replication_lag_timeout Drafting MySQL_Monitor::monitor_replication_lag() as a clone of MySQL_Monitor::monitor_ping()	11 years ago
René Cannaò	5a47c41c7e	Removed DBG commands, issue #353 ... Closes #353	11 years ago
René Cannaò	6d496d46ee	Implementation of Automatic shun failing backends (issue #339)	11 years ago
René Cannaò	b9c4548ab7	Implementation of mysql status table named stats_mysql_global (issue #328) ... Status variables implemented so far: - Client_Connections_aborted - Client_Connections_connected - Client_Connections_created - Questions - Slow_queries Also created alias command SHOW MYSQL STATUS	11 years ago
René Cannaò	0eac78991e	iImplementation of mysql-wait_timeout (issue #321) and others ... Also implemented mysql-max_transaction_time : like mysql-wait_timeout , but for transactions	11 years ago
René Cannaò	ea1cb87b0e	Improved handling of PROXYSQL STOP and PROXYSQL START ... Not perfect implementation . See issue #336 for more details	11 years ago
René Cannaò	112d525c4d	Bugfix: PROXYSQL STOP wasn't closing the listener	11 years ago
René Cannaò	f1b760925f	Enhanced COM_STATISTICS (#330) and added long_query_time (#327)	11 years ago
René Cannaò	f31b10ff0e	Enhancements for issue #329 ... - added global variables mysql-query_digests - initialization if either mysql_thread___commands_stats or mysql_thread___query_digests are enabled - query_parser_free() checks if QueryParserArgs was initialized - Query_Processor::query_parser_init() checks the command type only if mysql_thread___commands_stats is true - Query_Processor::query_parser_init() run mysql_query_digest() only if mysql_thread___query_digests is true - Query_Processor::query_parser_update_counters() updates query digests only if digest_text is not null - start time is always update (this is relevant for issue #327)	11 years ago
René Cannaò	42b0e6f54a	Implemented KILL CONNECTION ... Also replaced some proxy_error() with proxy_warning()	11 years ago
René Cannaò	89be97e4ab	Tuning of processlist ... signal_all_threads() now accepts an argument (default 0). If the argument is greater than 0, the threads release the thread_mutex, and sleep for the specified millisecond . In this way processlist will immediately access all threads	11 years ago
René Cannaò	0507bf7bfd	Added new variable free_connections_pct ... If the number of free connections is greater than free_connections_pct percentage of max_connections for that specific host, all connections idle for longer than ping_interval_server are closed instead of sending PING	11 years ago
René Cannaò	cf1062e8fd	Improvements on handling of idle connections	11 years ago
René Cannaò	ff5b50a82c	Improved handling of sessions when few backends are available ... - added variables mysql_thread___connect_retries_delay and mysql_thread___sessions_sort - sessions that cannot get a connections are sorted - commands_stats now defaults to true	11 years ago
René Cannaò	7f27c500a7	Drafting table stats.stats_mysql_processlist	11 years ago
René Cannaò	752e653791	Connection timeout and small improvements ... To handle connect timeout: - added MySQL_Data_Stream::destroy_MySQL_Connection() - new async status: ASYNC_CONNECT_TIMEOUT - "select @@version_comment limit 1" is answered by proxysql and not forwarded to any backend - added MySQL_Data_Stream variables connect_retries_on_failure and max_connect_time - added global variables mysql-connect_timeout_server_max and mysql-connect_retries_on_failure Improvement: proxysql returns more info in COM_STATISTICS: clients connected and uptime	11 years ago
René Cannaò	dca5b434fc	Many bug fixes: ... Simplified the ping within MySQL_Thread SQLite3_row::add_fields() to handle empty string prot_status was not initialized in MySQL_Protocol Session's default schema was always mysql_thread___default_schema , now fixed with correct value default_schema is now read from config file	11 years ago
René Cannaò	76edfb126f	Further implementation of libmariadb client	11 years ago
René Cannaò	ff5c62830c	Connects to backends is performed via MariaDB Client Library	11 years ago
René Cannaò	6ed5c782e7	Complex commit, never do it again! ... Dependencies: - added libevent - added mariadb-connector-c for non-blocking API - added patch for mariadb-connector-c ( see https://mariadb.atlassian.net/browse/CONC-131 ) MySQL Monitoring: - added table mysql_server_connect_log - added table mysql_server_ping_log - added access to admindb - implemented monitoring using MariaDB client library non-blocking API and libevent, using MySQL_Monitor_State_Data to track state machine (experimental, and may change a lot in the near future) - implemented MySQL_Monitor_Connection_Pool , a new connection pool only for MySQL Monitoring - in MySQL_Thread added variable monitor_history to define the length of logs - in MySQL_Thread added variables monitor_username and monitor_password to define monitoring credentials - in MySQL_Thread added variable monitor_timer_cached to define if monitoring timers can be cached - not completed feature: MySQL_Thread added variables monitor_query_variables, monitor_query_status, monitor_query_interval and monitor_query_timeout to define how global variables and global status are collected Admin: - added access to monitordb, to query MySQL_Monitor tables	11 years ago
René Cannaò	221268d1b0	Added global variables for MySQL Monitor module (issue #282)	11 years ago
René Cannaò	b4a9b68bb7	MySQL_Monitor has access to MySQL global variables via an object of MySQL_Thread (issue #280)	11 years ago
René Cannaò	2b603a7fc1	Fix issue #278	11 years ago
René Cannaò	59507675e5	MySQL_Thread, MySQL_Threads_Handler and MySQL_Authentication are no longer modules	11 years ago