104 Commits (a0cfdccc15aba55d117d648378a5d3553cc5930b)

Author	SHA1	Message	Date
René Cannaò	799c7d411a	Merge pull request #737 from ton31337/feature/do_not_shunn_on_few_error_codes ... Do not shunt the server if max_user_connections is reached for user	9 years ago
Donatas Abraitis	0e062058e6	Do not shunt the server if max_user_connections is reached for user	9 years ago
René Cannaò	01395f93f2	Merge branch 'v1.2.3-644' into 1.3.0-alpha	10 years ago
René Cannaò	5330000348	Added variables to control prepared statements ... - mysql-max_stmts_per_connection - mysql-max_stmts_cache	10 years ago
René Cannaò	c987da5b03	Various changes ... - "Prepare" wasn't listed in SHOW PROCESSLIST - during ~MySQL_Connection(), all	10 years ago
René Cannaò	8ce083fb20	Testing pthread mutex for MHM #644 ... If MHM_PTHREAD_MUTEX is defined MySQL_HostGroups_Manager.h , MySQL_HostGroups_Manager() is compiled using pthread mutex instead od spin loop. As a lot of computation is protected by mutex, maybe it is better not to use spin loop.	10 years ago
René Cannaò	861b12fe52	Minor performance improvements ... PtrArray is now header only Moved some function of MySrvConnList() into header	10 years ago
René Cannaò	be063707e9	MySrvConnList::conns is now private ... This commit is a preparation to convert conns from an array to a map	10 years ago
René Cannaò	7d3814e5b9	Scalability improvements #644 ... Some minor yet important tweak to spinloop Replaced rand() with fastrand()	10 years ago
René Cannaò	f27734390e	Merge branch 'v1.2.2-RO-loop' into v1.2.2	10 years ago
René Cannaò	d214e2f60b	Fix bug #667	10 years ago
René Cannaò	12e1223125	Local connection cache #644 ... This is an attempt to improve scalability adding a local connection cache per thread	10 years ago
René Cannaò	79d82929a5	Changed severity of messages when node is shunned ... When a server is shunned because of errors, it is now logged as error When a server is shunned because of replication lag, it is now logged as warning	10 years ago
René Cannaò	e6621ef5b3	Fix bug in read_only_action due to comment #643	10 years ago
René Cannaò	54c13e1dc1	Copy comment in read_only_action ... Issue #643	10 years ago
René Cannaò	a9395cd087	Adding comment field per issue #643 ... Added: * mysql_query_rules.comment VARCHAR * mysql_replication_hostgroups.comment VARCHAR * mysql_servers.comment VARCHAR NOT NULL DEFAULT '' All these tables support online upgrade from previous version (without such fields) at startup. Introduced also a parser for escaping strings with single quotes: double quotes are allowed without extra escaping	10 years ago
René Cannaò	95948d7eb0	Fix for bug #641 ... A server is copied from reader hostgroup to writer hostgroup only if absent or OFFLINE_HARD in writer hostgroup	10 years ago
René Cannaò	e94df8264a	Revert last commit, and added comment	10 years ago
René Cannaò	dc804eccea	Fix bug in read_only_action()	10 years ago
René Cannaò	b8d3bd884c	Added more memory metrics #634 ... * mysql_backend_buffers_bytes * mysql_frontend_buffers_bytes * mysql_session_internal_bytes * ConnPool_memory_bytes	10 years ago
René Cannaò	a0c994ea43	Server was incorrectly set to SHUNNED ... Server was incorrectly set to SHUNNED without checking previous status See #627	10 years ago
René Cannaò	8c342ddf18	Incorrect status in shun_and_killall() ... MySQL_HostGroups_Manager::shun_and_killall() incorrectly set status=SHUNNED for server in OFFLINE_SOFT	10 years ago
René Cannaò	1126001dd8	Return SHUNNED if status=4 ... If status=4 , MySQL_HostGroups_Manager::dump_table_mysql_servers() should return SHUNNED Previous nothing was returned for status=4 (MYSQL_SERVER_STATUS_SHUNNED_REPLICATION_LAG) , caausing the crashing bug #619 dump_table_mysql_servers()	10 years ago
René Cannaò	77d2a9c1ad	Removed a compiler warning	10 years ago
René Cannaò	c11303b117	Servers were incorrectly brought back online ... Fix issue #566 Regression introducted in #531	10 years ago
René Cannaò	b19b21bb56	Fixed minor typo	10 years ago
René Cannaò	510dde94a6	Merge branch 'max_latency_ms' into v1.2.0	10 years ago
René Cannaò	0f70d24b13	Merge branch 'ssl' into v1.2.0	10 years ago
René Cannaò	fe12d26fe4	Implementation of mysql-connection_max_age_ms ... If a connection has a lifetime greated than mysql-connection_max_age_ms , it is dropped See #563	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	517c35f25f	Renamed function ... Renamed MySQL_HostGroups_Manager::set_server_current_latency_ms() to MySQL_HostGroups_Manager::set_server_current_latency_us()	10 years ago
René Cannaò	81e8239917	Connection pool considers current_latency_us ... When evaluating if a host can be used, current_latency_us is taken into consideration	10 years ago
René Cannaò	0fef6b544c	Added global variables mysql-default_max_latency_ms	10 years ago
René Cannaò	41ee4e5b85	Fixed typo in previous commit related to SSL and latency ... Also testing SSL connection with hardcoded certificates	10 years ago
René Cannaò	9019c6b3d5	Added columns use_ssl and max_latency_ms to mysql_servers ... These two new columns will be used to: - enable SSL on a per server basis - define maximum latency for a server to be consider usable: this will be a key element for multi DC support	10 years ago
René Cannaò	820dd6357e	Fixed major bug introduced in #545 ... The math was balancing connections was incorrect	10 years ago
René Cannaò	00caba00fc	Minor bug fixes on #544 and #545	10 years ago
René Cannaò	db33ee961e	Balance connections usage based on weight and used connections #545 ... First implementation	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	751ba624a3	Auto tuning shun_recovery_time_sec ... See issues #530 and #531 Closes #530 Closes #531	10 years ago
René Cannaò	66280b1bd3	Fixed a race condition in LOAD/SAVE MYSQL SERVERS	10 years ago
René Cannaò	c6b7f6db52	Merge branch 'servers_version' into beta7	10 years ago
René Cannaò	a3dafd830e	Added status variable Servers_table_version ... This status variable is incremented every time mysql_servers table is reloaded	10 years ago
René Cannaò	eb012cb782	Removed a not relevant verbose line	10 years ago
René Cannaò	376b037585	Added support for runtime mysql servers tables ... Issue #488 - runtime_mysql_replication_hostgroups - runtime_mysql_servers	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	2ea4149b0b	Fixed accounting of Server_Connections_connected	10 years ago
René Cannaò	efbdf3b617	Try to free mysql buffers when possible ... Free mysql->net.buff when beyond 64KB	10 years ago
René Cannaò	89c7fad16e	Fixed bug in accounting Server_Connections ... Server_Connections_connected and Server_Connections_created were inverted	10 years ago
René Cannaò	abef155790	Prevent "Unknown database" to shun backends ... Issue #464 Attempt to connect to a not existing schema caused the backend to be shunned. This patch fix this issue. Closes #464	10 years ago