查看mysql时实查询日志

查看mysql时实查询日志

1、查看是否开启

mysql> show global variables like '%general%'
    -> ;
+------------------+-----------------------------+
| Variable_name    | Value                       |
+------------------+-----------------------------+
| general_log      | OFF                         |
| general_log_file | /var/utm/mysql/cloud001.log |
+------------------+-----------------------------+
2 rows in set (0.00 sec)

2、开启日志

mysql> set global general_log=ON;
Query OK, 0 rows affected (0.09 sec)

mysql> show global variables like '%general%';
+------------------+-----------------------------+
| Variable_name    | Value                       |
+------------------+-----------------------------+
| general_log      | ON                          |
| general_log_file | /var/utm/mysql/cloud001.log |
+------------------+-----------------------------+
2 rows in set (0.00 sec)

mysql> exit
Bye

3、查看日志文件

cloud001:~ # tail -f /var/utm/mysql/cloud001.log