yum provides '*/applydeltarpm'yum install deltarpm

如果执行命令出现以下问题

Loaded plugins: fastestmirror
Existing lock /var/run/yum.pid: another copy is running as pid 5448.
Another app is currently holding the yum lock; waiting for it to exit...
The other application is: yum
Memory : 79 M RSS (475 MB VSZ)
Started: Tue Nov 19 21:04:11 2019 - 04:33 ago
State : Sleeping, pid: 5448
Another app is currently holding the yum lock; waiting for it to exit...
The other application is: yum
Memory : 79 M RSS (475 MB VSZ)
Started: Tue Nov 19 21:04:11 2019 - 04:35 ago
State : Sleeping, pid: 5448
Another app is currently holding the yum lock; waiting for it to exit...
The other application is: yum
Memory : 79 M RSS (475 MB VSZ)
Started: Tue Nov 19 21:04:11 2019 - 04:37 ago
State : Sleeping, pid: 5448

主要原因就是yum在自动更新 只要关掉他就可以了

解决方案：

直接输入  rm -f    /var/run/yum.pid
或者：      /etc/init.d/yum-updatesd stop
也可以等更新完了再进行安装