MySQL的启动方法有很多种,下面对比.总结这几种方法的一些差异和特性,下面实验的版本为MySQL 5.6.如有疏漏或不足,敬请指点一二.   1:使用mysqld启动.关闭MySQL服务 mysqld是MySQL的守护进程,我们可以用mysqld来启动.关闭MySQL服务,关于mysqld, MySQL 5.6官方介绍资料如下所示: mysqld, also known as MySQL Server, is the main program that does most of the wor…

1,使用service 启动.关闭MySQL服务 service mysql start service mysql stop service mysql restart 运行上面命令,其实是service命令去找/etc/init.d下的相关的mysql脚本去执行启动.关闭动作. 2,使用/etc/init.d/mysql启动.关闭MySQL服务, [root@DB-Server bin]# /etc/init.d/mysql start Starting MySQL....[  OK  ]…

原因:强制重启服务器之后,发现mysql启动 失败 解决方法:强制清空 报错路径下的tmp文件,清空之后在tmp下面新建一个文件夹,文件夹的名字在你清空tmp之后启动mysql系统会给你提示 欧克,完成 over!over!over!…

遇到Mysql启动异常问题,可以从以下几个方面依次进行问题排查: (1)如果遇到“Can't connect to local MySQL server through socket '/tmp/mysql.sock'”类似问题,查看Mysql配置文件(默认在/etc/my.cnf目录下),使用命令vi /etc/my.cnf,查看是否具备如下配置, [mysqld]port            = 3306socket       = /var/lib/mysql/mysql.sock 可能…

1.刚安装完就启动出错,是因为没有开msql服务,开启即可,service mysql start 2.MySQL: mysql is not running but lock exists rm /var/lock/subsys/mysql…

网站总是挂掉,查看到原来是mysql总是莫名其妙的挂掉 1.查看mysql日志的位置 mysql> show VARIABLES like '%log%'; +-----------------------------------------+------------------------------------- ----------+ | Variable_name | Value | +-----------------------------------------+---------…

/opt/mysql/support-files/mysql.server startmy_print_defaults: [ERROR] Found option without preceding group in config file /opt/mysql/my.cnf at line 1!my_print_defaults: [ERROR] Fatal error in defaults handling. Program aborted!Starting MySQL. ERROR!…

通过RPM包CentOS7 安装MySQL的时候提示“Can't locate Data/Dumper.pm in @INC (@INC contains: /usr/local/lib64/perl5 /usr/local/share/perl5 /usr/lib64/perl5/vendor_perl /usr/share/perl5/vendor_perl /usr/lib64/perl5 /usr/share/perl5 .) at /usr/bin/mysql_install_db l…

service mysql start 报错: Starting MySQL. ERROR! The server quit without updating PID file(xxx/x.pid) 查看日志: [ERROR] Could not create unix socket lock file /usr/local/mysql/sock/mysql.sock.lock.2018-11-30T03:01:12.764913Z 0 [ERROR] Unable to setup unix…

Linux 下 MySQL 启动与关闭 说明 一.启动 1.1  MySQL 进程 可以用ps 命令查看进程: [root@rac2 ~]# ps -ef|grep mysql root     2161     1  0 09:38 ?        00:00:00 /bin/sh /usr/bin/mysqld_safe--datadir=/var/lib/mysql --pid-file=/var/lib/mysql/rac2.pid mysql    2418  2161  0 09:…