deles 发表于 2018-10-8 07:31:07

mycat实现MySQL读写分离

# mysql -h192.168.1.103 -ujiajie1 -pjiajie1 -P9066  
mysql> show @@datasource;
  
+----------+--------+-------+--------------+------+------+--------+------+------+---------+-----------+------------+
  
| DATANODE | NAME   | TYPE| HOST         | PORT | W/R| ACTIVE | IDLE | SIZE | EXECUTE | READ_LOAD | WRITE_LOAD |
  
+----------+--------+-------+--------------+------+------+--------+------+------+---------+-----------+------------+
  
| dn1      | hostM1 | mysql | 192.168.1.21 | 3306 | W    |      0 |    1 | 2000 |      51 |         0 |         |
  
| dn1      | hostS1 | mysql | 192.168.1.23 | 3306 | R    |      0 |    1 | 2000 |      79 |      |          0 |
  
+----------+--------+-------+--------------+------+------+--------+------+------+---------+-----------+------------+
  
2 rows in set (0.02 sec)
  

  
mysql> show @@datasource;
  
+----------+--------+-------+--------------+------+ ------+--------+------+------+---------+-----------+------------+
  
| DATANODE | NAME   | TYPE| HOST         | PORT | W/R| ACTIVE | IDLE | SIZE | EXECUTE | READ_LOAD | WRITE_LOAD |
  
+----------+--------+-------+--------------+------+------+--------+------+------+---------+-----------+------------+
  
| dn1      | hostM1 | mysql | 192.168.1.21 | 3306 | W    |      0 |    2 | 2000 |   151 |         0 |      |
  
| dn1      | hostS1 | mysql | 192.168.1.23 | 3306 | R    |      0 |    2 | 2000 |   255 |       |          0 |
  
+----------+--------+-------+--------------+-----+------+--------+------+------+---------+----------- +------------+
  
2 rows in set (0.01 sec)


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