CentOS 6和CentOS 7管理系统服务的区别

sdoghds88888

管理系统服务	CentOS 6	CentOS 7 （firewalld.service可简写成firewalld httpd.service可简写成httpd）
关闭防火墙	# service iptables stop	# systemctl stop firewalld.service
禁止防火墙开机自启	# chkconfig iptables off	# systemctl disable firewalld.service
查看防火墙是否运行	# service iptables status	# firewall-cmd --state
暂时关闭SELinux	# setenforce 0
禁止SELinux开机自启 （永久关闭SELinux）	# vim /etc/selinux/config  -->   SELINUX=disabled  # reboot
查看SELinux状态	# getenforce
启动httpd服务	# service httpd start	# systemctl start httpd.service
停止httpd服务	# service httpd stop	# systemctl stop httpd.service
重启httpd服务	# service httpd restart	# systemctl restart httpd.service
条件式重启httpd服务 （服务之前已经启动-->重启 服务之前没有启动-->不做任何操作）	# service httpd condrestart # service httpd try-restart	# systemctl condrestart httpd.service # systemctl try-restart httpd.service
重载httpd服务	# service httpd reload	# systemctl reload httpd.service
重载或重启httpd服务 （服务支持重载-->重载 服务不支持重载-->重启）	无	# systemctl reload-or-restart httpd.service
重载或条件式重启httpd服务 （服务支持重载-->重载 服务不支持重载且之前已经启动-->重启 服务不支持重载且之前没有启动-->不做任何操作）	无	# systemctl reload-or-try-restart httpd.service
查看httpd服务是否运行	# service httpd status	# systemctl is-active httpd.service # systemctl status httpd.service
设定httpd服务开机自启	# chkconfig httpd on	# systemctl enable httpd.service
禁止httpd服务开机自启	# chkconfig httpd off	# systemctl disable httpd.service
查看httpd服务是否开机自启	# chkconfig --list httpd	# systemctl is-enabled httpd.service # systemctl status httpd.service
列出所有正在运行的服务	无	# systemctl list-units --type service
列出所有服务的开机自启状态	# chkconfig --list	# systemctl list-unit-files --type service
禁止设定httpd服务开机自启 （禁用# systemctl enable httpd.service）	无	# systemctl mask httpd.service
取消禁止设定httpd服务开机自启 （恢复# systemctl enable httpd.service）	无	# systemctl unmask httpd.service
查看httpd服务的依赖关系	无	# systemctl list-dependencies httpd.service
结束所有httpd进程	# killall httpd	# systemctl kill httpd