systemctl命令用法

对比表,以 apache / httpd 为例
任务 旧指令 新指令
使某服务自动启动 chkconfig –level 3 httpd on systemctl enable httpd.service
使某服务不自动启动 chkconfig –level 3 httpd off systemctl disable httpd.service
检查服务状态 service httpd status systemctl status httpd.service

(服务详细信息)

systemctl is-active httpd.service

(仅显示是否 Active)
显示所有已启动的服务 chkconfig –list systemctl list-units –type=service
启动某服务 service httpd start systemctl start httpd.service
停止某服务 service httpd stop systemctl stop httpd.service
重启某服务 service httpd restart systemctl restart httpd.service