-bash-4.2# service mysqld restart Redirecting to /bin/systemctl restart mysqld.serviceFailed to restart mysqld.service: Unit not found. 并不存在 mysqld 的服务, -bash-4.2# -bash-4.2# chkconfig -list -list: unknown option -bash-4.2# chkconfig --list Note: Thi…

1 ~]# systemctl start mysql.service 要启动MySQL数据库是却是这样的提示 1 ~]# Failed to start mysqld.service: Unit not found 解决方法如下: 首先需要安装mysql-server 1 ~]# yum install -y mysql-server 启动服务 1 ~]# systemctl start mysqld.service 添加到开机启动 1 ~]# systemctl enable mysqld.…

当输入命令 ~]# systemctl start mysql.service 要启动MySQL数据库是却是这样的提示 Failed to start mysqld.service: Unit not found 解决方法如下: 首先需要安装mariadb-server ~]# yum install -y mariadb-server 启动服务 ~]# systemctl start mariadb.service 添加到开机启动 ~]# systemctl enable mariadb.se…

输入命令 systemctl start mysql.service 要启动MySQL数据库是却是这样的提示 Failed to start mysqld.service: Unit not found 解决方法如下: 首先需要安装mariadb-server yum install -y mariadb-server 启动服务 systemctl start mariadb.service 添加到开机启动 systemctl enable mariadb.service 进行一些安全设置,以及…

现象: 在centOS7中启动MySQL数据库提示: Failed to start mysqld.service: Unit not found [明明已经安装了,为什么提示不存在呢?] 原因: 在CentOS7中已经不在支持mysql,就算你已经安装了,CentOS7还是表示很嫌弃. 解决方案: 安装mysql的作者另起炉灶的开源版本:maria DB (maria DB如同 MySQL 的影子版本,玛莉亚数据库是 MySQL 的一个分支版本(branch),而不是衍生版本(folk),提供…

centos7下yum安装MariaDB CentOS 7下mysql下替换成MariaDB了.MariaDB数据库管理系统是MySQL的一个分支,主要由开源社区在维护,采用GPL授权 许可 MariaDB的目的是完全兼容MySQL,包括API和命令行,使之能轻松成为MySQL的代替品. 使用yum快速安装 安装 # yum install -y mariadb-server 已加载插件:fastestmirror Loading mirror speeds from cached hostfi…

redhat 7 [root@lk0 ~]# service iptables stop Redirecting to /bin/systemctl stop iptables.service Failed to stop iptables.service: Unit iptables.service not loaded. [root@lk0 ~]# [root@lk0 ~]# service iptables status Redirecting to /bin/systemctl stat…

centos7 启动防火墙失败:Failed to start firewalld.service: Unit is masked.   ---- 刚yum安装了iptables 解决: 执行”systemctl start firewalld”启动,出现”Failed to start firewalld.service: Unit is masked.”错误.继续找解决方法,然后输入”systemctl unmask firewalld.service”. 解决CentOS7出现的”Fail…

前言:我之前安装好docker了,但是关机重启后,发现docker就没了 报错:Failed to restart docker.service: Unit not found.   解决方法: 1.重装大法,法力无边 a.先卸载上个版本的相关软件 yum -y  remove  docker  docker-common  docker-selinux  docker-engine b.安装docker 最详细最快部署docker::https://www.jianshu.com/p/9c96…

CMD Line:systemctl start nginx.serviceFailed to start nginx.service: Unit not found. Solution: 1.vim /etc/init.d/nginx #!/bin/sh # nginx - this script starts and stops the nginx daemin # # chkconfig: - # description: Nginx is an HTTP(S) server, HTTP(…