【gitlab安装问题集】yum安装报错"Couldn't resolve host 'mirror.centos.org'"
首先上报错信息:Loadedplugins:fastestmirrorLoadingmirrorspeedsfromcachedhostfileSettingupInstallProcessResolvingDependencies-->Runningtransactioncheck--->Packagegit.x86_640:1.7.1-3.el6_4.1willbeinstalled-->Pr