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  • centos7设置rc.local开机执行命令

    在Centos7下,rc.local文件,开机默认是不执行的

    它是个软链接

    [root@data-1-1 ~]# ll /etc/rc.local 
    lrwxrwxrwx. 1 root root 13 Apr  8 17:11 /etc/rc.local -> rc.d/rc.local
    

      

    实际文件不具备执行权限,设置开机启动

    [root@data-1-1 ~]# ll /etc/rc.d/rc.local 
    -rw-r--r--. 1 root root 524 Jun 20 09:12 /etc/rc.d/rc.local
    [root@data-1-1 ~]# chmod +x /etc/rc.d/rc.local
    

      

    脚本里加入开机执行命令的脚本

    [root@data-1-1 ~]# tail -2 /etc/rc.local 
    systemctl stop keepalived
    /etc/init.d/haproxy stop
    [root@data-1-1 ~]# ll /etc/rc.local 
    lrwxrwxrwx. 1 root root 13 Apr  8 17:11 /etc/rc.local -> rc.d/rc.local
    [root@data-1-1 ~]# 
    

      

    之前此机器部署安装了haproxy和Keepalived
    重启机器测试。haproxy和Keepalived开机之后被关闭。通过开机执行命令方式

    [root@data-1-1 ~]# netstat -lntp
    Active Internet connections (only servers)
    Proto Recv-Q Send-Q Local Address           Foreign Address         State       PID/Program name    
    tcp        0      0 0.0.0.0:22              0.0.0.0:*               LISTEN      828/sshd            
    tcp6       0      0 :::22                   :::*                    LISTEN      828/sshd            
    [root@data-1-1 ~]# ps -ef |grep keep
    root       942   892  0 09:17 pts/0    00:00:00 grep --colour=auto keep
    [root@data-1-1 ~]# 
    

     

    其它部分,和本文不相干 

    查看所有开机启动的服务

    [root@linux-node1 ~]# systemctl list-units --type=service
    禁用epmd
    systemctl stop epmd@0.0.0.0.socket
    systemctl stop epmd@0.0.0.0
    

      

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  • 原文地址:https://www.cnblogs.com/nmap/p/9218437.html
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