针对你提出的“mysql connection error, please restart mysql!”问题,我将按照你提供的tips分点进行回答,并尽可能包含代码片段以佐证。 确认MySQL服务状态: 在Windows系统中,你可以通过任务管理器查看MySQL服务的状态。 在Linux系统中,你可以使用以下命令来检查MySQL服务的状态: bash sudo systemctl status mysql 如...
mysql> show variables like ‘%max_connection%’; | Variable_name | Value | max_connections | 151 | mysql> set global max_connections=1;Query OK, 0 rows affected (0.00 sec) [root@node4 ~]# mysql -uzs -p123456 -h 192.168.56.132 ERROR 1040 (00000): Too many connections 解决问题的思路...
systemctl restart mysqld systemctl status mysqld [root@VM-16-12-centos opt]# systemctl enable mysqld mysqld.serviceisnota native service, redirecting to /sbin/chkconfig. Executing /sbin/chkconfig mysqld on [root@VM-16-12-centos opt]# systemctl restart mysqld [root@VM-16-12-centos opt...
└─2023 /usr/local/mysql/bin/mysqld --basedir=/usr/local/mysql --datadir=/usr/local/mysql/mysql --plugin-dir=/usr/local/mysql/lib/plugin --user=mysql --log-error=/var/log/mysqld.l... Jan 02 09:11:08 zyl-server systemd[1]: Starting LSB: start and stop MySQL... Jan 02 09:...
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Top 1:Too many connections(连接数过多,导致连接不上数据库,业务无法正常进行)问题还原mysql> show variables like '%max_connection%'; | Variable_name | Value | max_connections | 151 | mys…
起因: 昨天公司意外停电,今天打开zabbix服务器,web登录管理后台时,提示Database error无法登录了,在服务器上执行 sudo systemctl start mysql.service也报错 解决思路: 1、sudo tail -f -n 100 /var/log/za
Top 1:Too many connections(连接数过多,导致连接不上数据库,业务无法正常进行)问题还原mysql> show variables like'%max_connection%'; | Variable_name | Value | max_connections |151| mysql>setglobal max_connections=1;Query OK,0rowsaffected(0.00sec) ...
mysql> show variables like '%max_connection%'; | Variable_name | Value | max_connections | 151 | mysql> set global max_connections=1;Query OK, 0 rows affected (0.00 sec) [root@node4 ~]# mysql -uzs -p123456 -h 192.168.56.132 ...
mysqld on [root@Admin mysql-5.6.31]# cp /usr/local/mysql/bin/mysql /usr/bin/ && cp /usr/local/mysql/bin/mysqldump /usr/bin/ && cp /usr/local/mysql/bin/mysqladmin /usr/bin/ # 启动并进入 [root@Admin mysql-5.6.31]# service mysqld restart MySQL server PID file could not be ...