servicemysqlstart出错，mysql启动不了，解决mysql: unrecognized service错误的方法如下：
[root@downcc.com ~]# service mysql start mysql: unrecognized service [root@downcc.com ~]# service mysql restart mysql: unrecognized service [root@downcc.com ~]# rpm -q mysql 查询发现mysql已经正常安装 mysql-5.1.52-jason.1 [root@downcc.com ~]# /etc/rc.d/init.d/mysqld start 直接启动没问题 Starting mysqld: [ OK ] [root@downcc.com ~]# ls /etc/rc.d/init.d/mysqld -l -rwxr-xr-x 1 root root 5509 Dec 18 02:31 /etc/rc.d/init.d/mysqld [root@downcc.com ~]# chkconfig mysqld on 设置mysql开机启动 [root@downcc.com ~]# chmod 755 /etc/rc.d/init.d/mysqld 修改mysqld执行权限 [root@downcc.com ~]# service mysqld start 搞定 Starting mysqld: [ OK ] [root@downcc.com ~]# service mysqld start Starting mysqld: [ OK ] [root@downcc.com ~]# service mysqld status mysqld (pid 9487) is running...
