CentOS 7 yum Loaded plugins: fastestmirror, langpacks Loading mirror speeds from cached hostfile
yuminstallnginx发生的错误yuminstallnginxLoadedplugins:fastestmirror,ovlLoadingmirrorspeedsfromcachedhostfile.....Nopackagenginxavailable.Error:Nothingtodo 解决方法:...
