365 Commits (699fe7efcdbf9c68024e2d2de4463126faf89a5e)

Author	SHA1	Message	Date
René Cannaò	f89231c203	Add randomness in Monitor checks #1630 ... - servers are checked in random orders - checks are scheduled in the 2-4% range of the relative timeout	7 years ago
René Cannaò	42a0e7cc7a	For Galera cluster, detect MySQL backend version ... Because MySQL 5.7 deprecates INFORMATION_SCHEMA.GLOBAL_STATUS and returns errors unless show_compatibility_56=ON, the new Galera check determines the version of the backend and uses either INFORMATION_SCHEMA.GLOBAL_STATUS or performance_schema.global_status	8 years ago
Nick Vyzas	3b578a119f	Fixes RO check for Aurora ... Addresses a bug where the innodb_read_only check is not processed while monitoring an Aurora instance	8 years ago
René Cannaò	7158e601d1	Unable to parse innodb_read_only variable #1641 ... This is a recession bug introduced in 88fdec89a8	8 years ago
René Cannaò	88fdec89a8	Use SELECT @@global.read_only #1621	8 years ago
René Cannaò	e41f959f71	Reset the value of mmsd->interr before each check	8 years ago
René Cannaò	77f7c4891c	Galera: do not try to resume nodes with wsrep_reject_queries==true	8 years ago
René Cannaò	7474a64df1	Galera: do not set node offline only if wsrep_sst_donor_rejects_queries=true	8 years ago
René Cannaò	7db8f24b8b	For Galera cluster, try to find the most appropriate node if none seems healthy	8 years ago
René Cannaò	3d0497616b	Galera node was erroneously set as write when wsrep_reject_queries=true	8 years ago
René Cannaò	f4e3281964	Typo on disable replication lag for offline nodes	8 years ago
René Cannaò	c57a6c1ec8	Disable monitor for node not responding to ping also for Galera and Group Replication checks	8 years ago
René Cannaò	efb716b048	Disable monitoring of servers not responding to ping ... This commit also prevents shunned nodes to come back online if they are missing pings. Related to #1416 Because it reduces the number of checks, it may also be relevant to #1417	8 years ago
René Cannaò	d8f0ace80c	Missing return in galera_find_last_node()	8 years ago
René Cannaò	6599473ee3	Continue monitoring Galera nodes after going offline	8 years ago
René Cannaò	f7f7633cc3	Set Galera node offline for wsrep_desync==true or wsrep_local_state!=4	8 years ago
René Cannaò	353d2a49a5	Try to use the last node in a Galera Cluster	8 years ago
René Cannaò	a5a0d0edec	Improving handling of Galera Cluster	8 years ago
René Cannaò	89d16a1ceb	Multiple improvements in MySQL Monitor ... Added 10 new metrics Added 3 new global variables * monitor_threads_min : minimum number of threads * monitor_threads_max : maximum number of threads * monitor_threads_queue_maxsize : maximum numbr of pending checks before starting new threads	8 years ago
René Cannaò	0a875c2a7d	Change stack size for Monitor threads from 64K to 128K ... Changing some error messages into warning and info	8 years ago
René Cannaò	5221d91366	Better error handling in Monitor module	8 years ago
René Cannaò	62d8407cdb	Merge branch 'v2.0-Galera' into v2.0.0	8 years ago
René Cannaò	7b11967fe3	Change query check for Galera	8 years ago
René Cannaò	1cb13309db	Adding Galera check	8 years ago
René Cannaò	c5040ab854	Monitor: do not consider unhealthy ProxySQL's as backends if monitor is unable to login	8 years ago
René Cannaò	ce815a5a72	Initial commit to natively support Galera	8 years ago
Nikolaos Vyzas	1b7b6f08fd	Resolving conflict for 2.0 ProxySQL admin migration	8 years ago
Nikolaos Vyzas	7228f4e0de	Merging changes and resolving conflicts related to MariaDB connector upgrade	8 years ago
René Cannaò	b347178348	Added variable monitor_read_only_max_timeout_count #1206 ... It implements a retry mechanism in case read_only checks time out	8 years ago
pondix	9b3fffdf49	Removing SQLLite lock assertion	8 years ago
René Cannaò	7eccd347e3	Add support for Percona Heartbeat #1248 ... This commits adds a new variable: mysql-monitor_replication_lag_use_percona_heartbeat This variable defines the percona heartbeat table used to check replication lag. If set, replication lag is checked against the defined table, otherwise `SHOW SLAVE STATUS` is used. To be set, the value should match the following regex: ``` `?([a-z\d_]+)`?\.`?([a-z\d_]+)`? ```	8 years ago
René Cannaò	dfa35e25b6	Remove tables mysql_server_connect and mysql_server_ping #1252 ... Tables were originally meant to be used as aggregate tables, but they were never used.	8 years ago
René Cannaò	f3a27b2c1b	Do not consider a server failed in case of Access denied #1073 ... If a server returns "Access denied" during monitor ping, the server is up and running. If a server returns "Access denied" during monitor connect, an error message is logged in error log. Added a comment in proxysql.cnf to point that the variables need to be set	9 years ago
René Cannaò	71ecc15c86	Make possible to compile on gcc 4.7	9 years ago
René Cannaò	384c91b7ed	Merge branch 'v1.4.0-GR' into v1.4.0 ... Conflicts: src/main.cpp	9 years ago
René Cannaò	c3f84ff118	Added variable mysql-monitor_wait_timeout #951	9 years ago
René Cannaò	c7cffc9ea7	More support for group replication	9 years ago
René Cannaò	63e86039e6	Added writer_hostgroup for GR	9 years ago
René Cannaò	6130cf61a1	2nd commit to support Darwin #930	9 years ago
René Cannaò	abd83ff1a3	Compile 1.4.0 on on FreeBSD #898	9 years ago
René Cannaò	669e6d3a20	Minor fixes for GR	9 years ago
René Cannaò	249420e313	Minor fixes	9 years ago
René Cannaò	5817905df2	Merge branch 'v1.4.0' into v1.4.0-GR ... Conflicts: lib/MySQL_HostGroups_Manager.cpp lib/MySQL_Monitor.cpp lib/ProxySQL_Admin.cpp	9 years ago
René Cannaò	a6c53d0d12	Revert "Refactor header includes."	9 years ago
René Cannaò	3665ba0755	Merge branch 'v1.4.0' into refactor_headers	9 years ago
René Cannaò	8768acf5a5	Third commit for GR support	9 years ago
Maxim Bublis	30dbcc21a8	Refactor header includes. ... * reduce build time by 25%; * remove circular dependency on `cpp.h` and other headers. * fixes issue with `my_global.h` from mariadbclient which redefines `__attribute__`, that leads to broken STL and GCC intrinsics if `<algorithm>` wasn't included prior including this header; * fixes another issue with redefined `__attribute__` which leads to `_conn_exchange_t` not being aligned to cache line size; * removes `pthread_setstacksize` calls as `my_global.h` redefines `pthread_setstacksize` to be `pthread_dummy(0)` which led to stack size being never adjusted; * add missing include guards to some headers; * remove unused proxysql_hash.h header.	9 years ago
Evgeniy Firsov	3cac899602	MySQL_Monitor_Connection_Pool refactored ... Signed-off-by: Evgeniy Firsov <firsov@uber.com>	9 years ago
Maxim Bublis	043a321e55	Cleanup legacy codebase.	9 years ago
René Cannaò	7ea78394f0	Second commit for GR support	9 years ago
René Cannaò	3c2ced2a7d	Drafting GR support	9 years ago
René Cannaò	a8c7feb1ef	Fix reported timeout on check read_only #836	9 years ago
René Cannaò	21d5854e88	Removed a lot of valgrind warnings	9 years ago
René Cannaò	e5a6fdd73a	Fix for bug #715	9 years ago
René Cannaò	1d67a73c88	Replace std::list with PtrArray #715	9 years ago
René Cannaò	afea6885b8	Merge branch 'v1.3.0' into v1.3.1-20161127 ... Conflicts: lib/mysql_connection.cpp	9 years ago
René Cannaò	597130e367	Integer overflow for mysql-monitor_history #804	9 years ago
René Cannaò	0cfb351190	monitor_read_only_timeout was ignored #805	9 years ago
René Cannaò	1a805cfcf2	Removed unused variables from Monitor	9 years ago
René Cannaò	de4f71bffa	Merge branch 'v1.3.0' into v1.3.1-dev ... Conflicts: deps/Makefile include/thread.h lib/MySQL_Monitor.cpp lib/thread.cpp src/main.cpp	9 years ago
René Cannaò	e5531843ef	Fixed 2 memory leaks ... This should be the root cause of #766 and #796 This patch will be applied to v1.2.x , v1.3.0 and v1.3.1	9 years ago
René Cannaò	0f307a4ecf	Disabled jemalloc in 2 more Monitor threads	9 years ago
René Cannaò	0622ad77ad	Various tuning to reduce memory footprint ... Monitor threads are started: * without arena cache * with 64KB stack malloc_conf changed from: xmalloc:true,lg_tcache_max:16,purge:decay to: xmalloc:true,lg_chunk:18,lg_tcache_max:12,purge:ratio Conflicts: lib/MySQL_Monitor.cpp	9 years ago
René Cannaò	f0ed2bc744	Removed unused variables from Monitor	9 years ago
René Cannaò	6ec19d111f	Reduced memory footprint ... Thread::start() accepts 2 argument: * stack size * whatever use or not jemalloc MySQL_Monitor is now using pthread	9 years ago
René Cannaò	1027c31359	Limit the number of Monitor threads to 16	9 years ago
René Cannaò	f733d1fb5c	DELETE of entries in monitor tables was incorrect ... Time was incorrectly computed	10 years ago
René Cannaò	b58bea6022	Added variable monitor_slave_lag_when_null #669 ... When a server reports `Seconds_Behind_Master=NULL`, it replication lag is assumed to be mysql-monitor_slave_lag_when_null	10 years ago
René Cannaò	a49b4ad2a9	Merge branch 'master' into v1.2.2	10 years ago
Daniël van Eeden	abff6a82db	Add connection attributes for proxysql→mysql connections	10 years ago
René Cannaò	e731d64f06	Adding _us extensions in Monitor tables #650	10 years ago
René Cannaò	c435086b97	Monitor tables report time in us unixepoch #659	10 years ago
Voro	b5b0d03662	Assign hostgroup_id to Monitor_State_Data, fixes laggy backends not being shunned.	10 years ago
René Cannaò	d553b04fa6	Log when read_only check is timing out #640	10 years ago
René Cannaò	f14cbfdc16	Minor fix	10 years ago
René Cannaò	2891886563	Bugfix on (dis/en)abling Monitor #633	10 years ago
René Cannaò	1f3094b930	Disable and enable Monitor at runtime #633 ... Added new variable: mysql-monitor_enabled	10 years ago
René Cannaò	cd9f51149b	Fixed 2 crashing bugs in Monitor ... Recente reimplementation of Monitor introduced 2 bugs: * trying to monitor a not existing hosts was erronously handled * if "SHOW SLAVE STATUS" retuns no row, a MySQL was sent twice to the connection pool	10 years ago
René Cannaò	a4d7527292	usleep in Monitor is even more dynamic	10 years ago
René Cannaò	0b5af1e430	usleep is now dynamic	10 years ago
René Cannaò	7b7ae6f6ab	usleep between adding jobs in the queue	10 years ago
René Cannaò	ae916cc41d	Revert "Perf improvement on Monitor" ... This reverts commit 6737295c3c.	10 years ago
René Cannaò	6e3e5cd9ad	Revert "Perf improvement on Monitor read_only_check" ... This reverts commit 3bfe6d0c4d.	10 years ago
René Cannaò	3bfe6d0c4d	Perf improvement on Monitor read_only_check ... if possible, try to call mysql_query_start() as early as possible	10 years ago
René Cannaò	6737295c3c	Perf improvement on Monitor ... if possible, try to call mysql_ping_start() as early as possible	10 years ago
René Cannaò	91a9249370	Connections erroneously put twice in conn pool	10 years ago
René Cannaò	f58ba57bcb	Implementation of issue #630	10 years ago
René Cannaò	fa0fced4ea	Code clean up in Monitor Module	10 years ago
René Cannaò	b5ccff6cda	MySQL_Monitor queries numeric status ... MySQL_Monitor was incorrectly querying server status using strings, while MySQL_Hostgroup_Manager stores them in numeric form only	10 years ago
René Cannaò	10fb495e80	Further debugging of conn pool	10 years ago
René Cannaò	0e0cb772aa	Debugging in Mon Connection Pool	10 years ago
René Cannaò	81473eefc9	Debugging conn pool purge	10 years ago
René Cannaò	42bb19426e	MySQL_Monitor calls purge_idle_connections()	10 years ago
René Cannaò	5d210efbca	Smart purger of connections from Monitor	10 years ago
René Cannaò	63623f7d3e	connect timeout raised to 1 sec if less	10 years ago
René Cannaò	bfb3f67ae5	Try to force the shudown of Monitor	10 years ago
René Cannaò	9b6573aa33	Still trying to fix the restart of Monitor	10 years ago
René Cannaò	a073761e31	Improved restart	10 years ago
René Cannaò	7b99a8496a	Monitor is now able to start helper threads ... If Monitor is lagging in the number of checks it will automatically start new threads	10 years ago
René Cannaò	bef2ac785b	Fix timeout	10 years ago
René Cannaò	704a978f28	Trying to fix a timeout issue	10 years ago
René Cannaò	9bca6e9801	Forgot to close a comment	10 years ago
René Cannaò	d329bca2b7	Update version number	10 years ago
René Cannaò	cc36a09cff	Removed libevent #628	10 years ago
René Cannaò	ef2bf0684d	Removed warning on unsigned	10 years ago
René Cannaò	3b8c6e5bf4	New default number of Monitor threads ... Monitor threads = MySQL Threads * 2	10 years ago
René Cannaò	2835daf8d9	Inizialize variable to make valgrind happy	10 years ago
René Cannaò	a3c90e1fc6	Further improvement on Monitor ... Fixed a memory leak Fixed a double mysql_close()	10 years ago
René Cannaò	223406ca7a	A lot of code cleanup	10 years ago
René Cannaò	86ac7de441	Commenting code to remove from Monitor	10 years ago
René Cannaò	d5c002cc06	Some clean up in MySQL_Monitor	10 years ago
René Cannaò	b4cb023f59	New implementation of replication lag check #628 ... This included thread pool already	10 years ago
René Cannaò	d59ee332ac	Implementation of thread pool on Monitor ... For connect, ping and read_only	10 years ago
René Cannaò	f3899950e5	Adding thread pool for Monitor Ping	10 years ago
René Cannaò	af69092d84	New implementation of read_only check #628	10 years ago
René Cannaò	b1292f8ba4	Reimplementing MySQL Monitor #628 ... Implementation of connect and ping	10 years ago
René Cannaò	ab2a39fb1f	Issue #626	10 years ago
René Cannaò	1d00a01611	Removing VALGRIND macros	10 years ago
René Cannaò	17c62a89bb	Moving MySQL_Monitor definition in header file ... Also trying to investigate why Valgrind is reporting errors	10 years ago
René Cannaò	338b826363	Bug fixes ... reworked (again!) async mysql connection close reworking on the above revealed a memory leak that is now fixed	10 years ago
René Cannaò	767263c9dd	Fixed MySQL_Monitor_State_Data destructor	10 years ago
René Cannaò	1fbafadccd	More reliable shutdown() and close() on mysql connections ... Related to #586	10 years ago
René Cannaò	0f0baa2ac7	Implemented monitor_connect_timeout ... This fix bug reported on #584	10 years ago
René Cannaò	ac5e8abb14	Monitor: mysql_ssl_set() is use_ssl=1	10 years ago
René Cannaò	414c5cf52a	Drafting support for SSL connections in Monitor	10 years ago
René Cannaò	f27bb873f0	MySQL_Monitor call to set_server_current_latency_us ... Fixed a wrong implementation in previous commit This commit also updates stats_mysql_connection_pool	10 years ago
René Cannaò	6b03c8ccb4	MySQL_Monitor call to set_server_current_latency_us	10 years ago
René Cannaò	00caba00fc	Minor bug fixes on #544 and #545	10 years ago
René Cannaò	7a08d810a9	Implementation of mysql-monitor_ping_max_failures #544 ... If a server misses mysql-monitor_ping_max_failures heartbeats (pings) it is temporary disabled	10 years ago
René Cannaò	75e3f672fa	Bug fixes for #543	10 years ago
René Cannaò	fc9ab855da	First draft for bugs #543 ... When a server isn't responding to ping, it is flagged as shunned and all the connections need to be dropped. All the connections must be dropped before the server is brought back online	10 years ago
René Cannaò	9093d2acba	Fix (yet to test) for bugs #541 and #542 ... Implementation of timeouts: - mysql-monitor_ping_timeout - mysql-monitor_replication_lag_timeout	10 years ago
René Cannaò	7124a809e5	delete MySQL_Thread on delete MySQL_Monitor ... To make valgrind happy	10 years ago
René Cannaò	cdeb02c571	Empty commit	10 years ago
René Cannaò	aa73d52312	LOAD MYSQL GLOBAL VARIABLES drop all Monitor conns ... Issue #490 LOAD MYSQL GLOBAL VARIABLES TO RUNTIME drops all MySQL Monitor connections so that they can be re-established	10 years ago
René Cannaò	4c53273427	LOAD MYSQL GLOBAL VARIABLES resets MySQL Monitor timers ... And immediately triggers new checks Issue #490	10 years ago
René Cannaò	3a1912cf49	drop all connections from MySQL_Monitor_Connection_Pool() when shutting down ... Issues #490 and #473	10 years ago
René Cannaò	01a5a715f7	purge removed hosts from MySQL_Monitor_Connection_Pool() ... Related to #490 and #473	10 years ago
René Cannaò	b8109f1572	Added mutex in MySQL_Monitor_Connection_Pool() ... Issue #490 - Access to MySQL_Monitor_Connection_Pool was not thread-safe	10 years ago
René Cannaò	dca5dd7e8f	Do not shun for error in replication lag ... error in retrieving replication lag does not shun a slave. See #479	10 years ago
René Cannaò	4fa1e91e95	Allow compiling with clang ... Added C++ headers file in cpp.h bug fix in xchg_32 : gcc ignores it, clang doesn't Replaced -rdynamic with --export-dynamic Removed the override of env variables CC , CXX , CFLAGS , CPPFLAGS and LIBS Fixed definition in MySQL_Monitor.cpp : gcc ignores it, clang doesn't Added a compile example text file	10 years ago
René Cannaò	c3c7be32b2	Removed read_only_action(SQLite3_result *) #395	11 years ago
René Cannaò	13ce24f17b	read_only_action() triggers a switch (#395) ... class MySQL_HostGroups_Manager() has now also access to admindb added function MySQL_HostGroups_Manager::purge_mysql_servers_table() to remove entries from mysql_servers table from within MyHGM purge_mysql_servers_table() and generate_mysql_servers_table() are called in multiple part of the code to get consistent view of mysql backends added function MySQL_HostGroups_Manager::read_only_action(char*,int,int) responsible for triggering a traffic switch	11 years ago
René Cannaò	b096ce5976	Adding global variables for replication hostgroups (#395)	11 years ago
René Cannaò	ee9b62c9de	Further work on #395 ... - implemented table monitor.mysql_server_read_only_log - implemented code to monitor and log read_only values - implemented new thread MySQL_Monitor::monitor_read_only() - skeleton for read_only_action()	11 years ago
René Cannaò	367e0d3cbb	Improved replication lag monitoring	11 years ago
René Cannaò	b596350c06	Modified version: 0.2.0902 , 20150902 , Kleon ... Closes #379	11 years ago
René Cannaò	95b971a660	More development on #358 ... Added status MYSQL_SERVER_STATUS_SHUNNED_REPLICATION_LAG as internal only (not configurable) Added MySQL_HostGroups_Manager::replication_lag_action() to communicate replication lag to connection pool and take action	11 years ago
René Cannaò	ea880ffaf3	More development on #358 ... Logging on table mysql_server_replication_lag_log List of servers is retrieved from MyHGM	11 years ago
René Cannaò	71b26a7ae0	More development on #358 ... Added MySQL_HostGroups_Manager::execute_query() to query directly MyHGM's db Bug fixes	11 years ago
René Cannaò	34342baad6	Monitor replication lag #358 ... Implemented table mysql_server_replication_lag_log	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	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	3c8d65c813	Initialized variable	11 years ago
René Cannaò	17b3c941d5	Fixed bug #302 . Shutdown is now faster	11 years ago
René Cannaò	76edfb126f	Further implementation of libmariadb client	11 years ago
René Cannaò	f185f2a13a	Fixed a busy loop, regression	11 years ago
René Cannaò	893b3c26f0	Code cleanup in MySQL_Monitor	11 years ago
René Cannaò	1e4abb99f9	Fixing locking issue on sqlite3	11 years ago
René Cannaò	c452969941	In MySQL_Monitor, changed retry time for LOCKED query from 1ms to 0.1ms	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	0663fc20a0	More on splitting MySQL_Module in multiple submodules	11 years ago
René Cannaò	4441429979	Splitting MySQL_Monitor into multiple sub modules	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	eb74677b53	First draft to create the MySQL Monitor Module (issue #279)	11 years ago