假意的yum安装
***************************************由于没有任何一个包安装成功，怀疑yum配置有问题，同样怀疑之前看到的相关包安装的信息似乎不正确。
于是查看CRT日志，如下所示：在初始处已经提示错误的路径！！！
[root@node1 ~]# yum install libaio* -y Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile file:///cd1/repodata/repomd.xml: [Errno 5] OSError: [Errno 2] No such file or directory: '/cd1/repodata/repomd.xml' Trying other mirror. Setting up Install Process Package libaio-0.3.106-5.x86_64 already installed and latest version Package libaio-0.3.106-5.i386 already installed and latest version Resolving Dependencies --> Running transaction check ---> Package libaio-devel.i386 0:0.3.106-5 set to be updated ---> Package libaio-devel.x86_64 0:0.3.106-5 set to be updated --> Finished Dependency Resolution Dependencies Resolved ================================================================================ Package Arch Version Repository Size ================================================================================ Installing: libaio-devel i386 0.3.106-5 debug 12 k libaio-devel x86_64 0.3.106-5 debug 11 k Transaction Summary ================================================================================ Install 2 Package(s) Upgrade 0 Package(s) Total download size: 23 k Downloading Packages: Error Downloading Packages: libaio-devel-0.3.106-5.i386: failure: CentOS/libaio-devel-0.3.106-5.i386.rpm from debug: [Errno 256] No more mirrors to try. libaio-devel-0.3.106-5.x86_64: failure: CentOS/libaio-devel-0.3.106-5.x86_64.rpm from debug: [Errno 256] No more mirrors to try. [root@node1 ~]# yum install syssta* -y Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile file:///cd1/repodata/repomd.xml: [Errno 5] OSError: [Errno 2] No such file or directory: '/cd1/repodata/repomd.xml' Trying other mirror. Setting up Install Process Resolving Dependencies --> Running transaction check ---> Package sysstat.x86_64 0:7.0.2-3.el5_5.1 set to be updated --> Finished Dependency Resolution Dependencies Resolved ================================================================================ Package Arch Version Repository Size ================================================================================ Installing: sysstat x86_64 7.0.2-3.el5_5.1 debug 174 k Transaction Summary ================================================================================ Install 1 Package(s) Upgrade 0 Package(s) Total download size: 174 k Downloading Packages: Error Downloading Packages: sysstat-7.0.2-3.el5_5.1.x86_64: failure: CentOS/sysstat-7.0.2-3.el5_5.1.x86_64.rpm from debug: [Errno 256] No more mirrors to try.*************