CentOS按电源键关机

chkconfig --list查看没有acpid服务。
安装之后解决
yum install acpid -y

安装后需要重启,不然会提示:
* Starting acpid ...
acpid: can't open /proc/acpi/event: Device or resource busy

原文地址:https://www.cnblogs.com/mingzhang/p/7617763.html