systemctl 命令

Posted on Posted in command
任务旧指令新指令
使某服务自动启动chkconfig --level 3 httpd onsystemctl enable httpd.service
使某服务不自动启动chkconfig --level 3 httpd offsystemctl disable httpd.service
检查服务状态service httpd statussystemctl status httpd.service (服务详细信息) systemctl is-enabled httpd.service (仅显示是否 Active)
显示所有已启动的服务chkconfig --listsystemctl list -units --type=service
启动某服务service httpd startsystemctl start httpd.service
停止某服务service httpd stopsystemctl stop httpd.service
重启某服务service httpd restartsystemctl restart httpd.service
某服务重新加载配置文件service httpd reloadsystemctl reload httpd.service

eg

# systemctl             #输出已激活单元

# systemctl list-units      #输出已激活单元

# systemctl --failed            #输出运行失败的单元

# systemctl list-unit-files     #查看所有已安装服务

# systemctl start nginx     #启动nginx

# systemctl stop nginx      #停止nginx

# systemctl restart nginx       #重启nginx

# systemctl reload nginx        #重新加载nginx配置

# systemctl status nginx        #输出nginx运行状态

# systemctl is-enabled nginx    #检查nginx是否配置为自动启动

# systemctl enable nginx        #开机自动启动nginx

# systemctl disable nginx       #取消开机自动启动nginx

# systemctl help nginx      #显示nginx的手册页

# systemctl daemon-reload       #重新载入 systemd,扫描新的或有变动的单元

# systemctl reboot          #重启

# systemctl poweroff            #退出系统并停止电源

# systemctl suspend         #待机

# systemctl hibernate       #休眠

# systemctl hybrid-sleep        #混合休眠模式(同时休眠到硬盘并待机

# systemctl isolate graphical.target    #等价于telinit 3 或 telinit 5
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