CentOS学习12_ [Errno 256] No more mirrors to try 解决方法
解决方法:输入下面的命令即可解决问题:yumcleanallyummakecache[root@localhostyum]#yumupdateLoadedplugins:fastestmirror,refresh-packagekit,securityRepositorybaseislistedmorethanonceintheconfigurationRepositoryupdatesislis