MySQL5.5配置安装半同步复制

确认master和slave上是否开启have_dynamic_loading master MASTER@root@(none) 10:54:58gt;show variables like

确认master和slave上是否开启have_dynamic_loading

master

MASTER@root@(none) 10:54:58>show variables like ‘have_dynamic_loading’;
+———————-+——-+
| Variable_name | Value |
+———————-+——-+
| have_dynamic_loading | YES |
+———————-+——-+
MASTER@root@(none) 10:54:58>show variables like ‘have_dynamic_loading’;
+———————-+——-+
| Variable_name | Value |
+———————-+——-+
| have_dynamic_loading | YES |
+———————-+——-+slave

SLAVE@root@test 10:47:52>show variables like ‘have_dynamic_loading’;
+———————-+——-+
| Variable_name | Value |
+———————-+——-+
| have_dynamic_loading | YES |
+———————-+——-+
SLAVE@root@test 10:47:52>show variables like ‘have_dynamic_loading’;
+———————-+——-+
| Variable_name | Value |
+———————-+——-+
| have_dynamic_loading | YES |
+———————-+——-+
使用root在master上安装半同步插件

MASTER@root@(none) 10:58:14>
MASTER@root@(none) 10:58:14>install plugin rpl_semi_sync_master soname ‘semisync_master.so’;
Query OK, 0 rows affected (0.01 sec)

MASTER@root@(none) 10:58:22>show plugins;
+————————–+——–+——————–+——————–+———+
| Name | Status | Type | Library | License |
+————————–+——–+——————–+——————–+———+
| binlog | ACTIVE | STORAGE ENGINE | NULL | GPL |
| mysql_native_password | ACTIVE | AUTHENTICATION | NULL | GPL |
| mysql_old_password | ACTIVE | AUTHENTICATION | NULL | GPL |
| MRG_MYISAM | ACTIVE | STORAGE ENGINE | NULL | GPL |
| CSV | ACTI本文来源gaodai$ma#com搞$代*码网2VE | STORAGE ENGINE | NULL | GPL |
| MEMORY | ACTIVE | STORAGE ENGINE | NULL | GPL |
| MyISAM | ACTIVE | STORAGE ENGINE | NULL | GPL |
| InnoDB | ACTIVE | STORAGE ENGINE | NULL | GPL |
| INNODB_TRX | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| INNODB_LOCKS | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| INNODB_LOCK_WAITS | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| INNODB_CMP | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| INNODB_CMP_RESET | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| INNODB_CMPMEM | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| INNODB_CMPMEM_RESET | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| INNODB_BUFFER_PAGE | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| INNODB_BUFFER_PAGE_LRU | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| INNODB_BUFFER_POOL_STATS | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| BLACKHOLE | ACTIVE | STORAGE ENGINE | NULL | GPL |
| ARCHIVE | ACTIVE | STORAGE ENGINE | NULL | GPL |
| FEDERATED | ACTIVE | STORAGE ENGINE | NULL | GPL |
| PERFORMANCE_SCHEMA | ACTIVE | STORAGE ENGINE | NULL | GPL |
| partition | ACTIVE | STORAGE ENGINE | NULL | GPL |
| rpl_semi_sync_master | ACTIVE | REPLICATION | semisync_master.so | GPL |
+————————–+——–+——————–+——————–+———+
MASTER@root@(none) 10:58:14>
MASTER@root@(none) 10:58:14>install plugin rpl_semi_sync_master soname ‘semisync_master.so’;
Query OK, 0 rows affected (0.01 sec)

MASTER@root@(none) 10:58:22>show plugins;
+————————–+——–+——————–+——————–+———+
| Name | Status | Type | Library | License |
+————————–+——–+——————–+——————–+———+
| binlog | ACTIVE | STORAGE ENGINE | NULL | GPL |
| mysql_native_password | ACTIVE | AUTHENTICATION | NULL | GPL |
| mysql_old_password | ACTIVE | AUTHENTICATION | NULL | GPL |
| MRG_MYISAM | ACTIVE | STORAGE ENGINE | NULL | GPL |
| CSV | ACTIVE | STORAGE ENGINE | NULL | GPL |
| MEMORY | ACTIVE | STORAGE ENGINE | NULL | GPL |
| MyISAM | ACTIVE | STORAGE ENGINE | NULL | GPL |
| InnoDB | ACTIVE | STORAGE ENGINE | NULL | GPL |
| INNODB_TRX | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| INNODB_LOCKS | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| INNODB_LOCK_WAITS | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| INNODB_CMP | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| INNODB_CMP_RESET | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| INNODB_CMPMEM | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| INNODB_CMPMEM_RESET | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| INNODB_BUFFER_PAGE | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| INNODB_BUFFER_PAGE_LRU | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| INNODB_BUFFER_POOL_STATS | ACTIVE | INFORMATION SCHEMA | NULL | GPL |
| BLACKHOLE | ACTIVE | STORAGE ENGINE | NULL | GPL |
| ARCHIVE | ACTIVE | STORAGE ENGINE | NULL | GPL |
| FEDERATED | ACTIVE | STORAGE ENGINE | NULL | GPL |
| PERFORMANCE_SCHEMA | ACTIVE | STORAGE ENGINE | NULL | GPL |
| partition | ACTIVE | STORAGE ENGINE | NULL | GPL |
| rpl_semi_sync_master | ACTIVE | REPLICATION | semisync_master.so | GPL |
+————————–+——–+——————–+——————–+———+
使用root在slave上安装半同步插件

SLAVE@root@test 10:55:18>install plugin rpl_semi_sync_slave soname ‘semisync_slave.so’;
Query OK, 0 rows affected (0.01 sec)

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