查看mysql连接进程及连接用户

 

Find out who is doing what, and kill the process if needed.
   
    mysql> show processlist;
show processlist;
+—–+——+———–+———+———+——-+——-+——————+
| Id | User | Host | db | Command | Time | State | Info |
+—–+——+———–+———+———+——-+——-+——————+
| 657 | prog | localhost | weather | Sleep | 28619 | | NULL |
| 782 | prog | localhost | weather | Sleep | 853 | | NULL |
| 785 | prog | localhost | NULL | Query | 0 | NULL | show processlist |
+—–+——+———–+———+———+——-+——-+——————+
3 rows in set (0.00 sec)

mysql>kill 657
    Or, from the command line, to kill process 782

    [root@third-fl-71 mysql]# mysqladmin processlist
+—–+——+———–+———+———+——+——-+——————+
| Id | User | Host | db | Command | Time | State | Info |
+—–+——+———–+———+———+——+——-+——————+
| 782 | prog | localhost | weather | Sleep | 2676 | | |
| 785 | prog | localhost | | Sleep | 1823 | | |
| 793 | root | localhost | | Query | 0 | | show processlist |
+—–+——+———–+———+———+——+——-+——————+
[root@third-fl-71 mysql]#

[root@third-fl-71 mysql]# mysqladmin kill 782

Note, the following can also be helpful
    mysql> show status;
        or
    mysql> show status\G
        also
mysql> show innodb status;
        or
    mysql> show table status like '%';