centos7系统服务管理命令systemctl

- 日理万妓 2022-05-25 01:42 217阅读 0赞

转载：https://www.landui.com/help/show-5305.html

systemctl命令是系统服务管理器指令，它实际上将service和chkconfig这两个命令组合到一起。

<table style="width:552px;"> 
 <tbody> 
 <tr> 
 <td> 任务 </td> 
 <td> 旧指令 </td> 
 <td> 新指令 </td> 
 </tr> 
 <tr> 
 <td> 使某服务自动启动 </td> 
 <td> chkconfig --level 3 httpd on </td> 
 <td> systemctl enable &nbsp; httpd.service </td> 
 </tr> 
 <tr> 
 <td> 使某服务不自动启动 </td> 
 <td> chkconfig --level 3 httpd off </td> 
 <td> systemctl disable httpd.service </td> 
 </tr> 
 <tr> 
 <td> 检查服务状态 </td> 
 <td> service httpd status </td> 
 <td> systemctl status&nbsp;httpd.service&nbsp;（服务详细信息）&nbsp;systemctl is-active &nbsp; httpd.service&nbsp;（仅显示是否&nbsp;&nbsp; Active) </td> 
 </tr> 
 <tr> 
 <td> 显示所有已启动的服务 </td> 
 <td> chkconfig --list </td> 
 <td> systemctl list-units --type=service &nbsp; </td> 
 </tr> 
 <tr> 
 <td> 启动某服务 </td> 
 <td> service httpd start </td> 
 <td> systemctl start httpd.service </td> 
 </tr> 
 <tr> 
 <td> 停止某服务 </td> 
 <td> service httpd stop </td> 
 <td> systemctl stop httpd.service </td> 
 </tr> 
 <tr> 
 <td> 重启某服务 </td> 
 <td> service httpd restart </td> 
 <td> systemctl restart httpd.service </td> 
 </tr> 
 </tbody> 
</table>

实例：

1.启动nfs服务

systemctl start nfs-server.service

2.设置开机自启动

systemctl enable nfs-server.service

3.停止开机自启动

systemctl disable nfs-server.service

4.查看服务当前状态

systemctl status nfs-server.service

5.重新启动某服务

systemctl restart nfs-server.service

6.查看所有已启动的服务