yum 安装 提示错误
提示信息：
Another app is currently holding the yum lock; waiting for it to exit...
The other application is: PackageKit
Memory : 27 M RSS ( 74 MB VSZ)
Started: Wed Jun 6 22:59:02 2018 - 03:47 ago
State : Sleeping,pid: 2884
rm -f /var/run/yum.pid原文链接：https://www.f2er.com/bash/387858.html
