报错日志
; l8 F% |, }& U! E( l/ Q- o8 ~Loading mirror speeds from cached hostfile Could not retrieve mirrorlist http://mirrorlist.centos.org?arch=x86_64&release=7&repo=sclo-rh error was 14: curl#6 - "Could not resolve host mirrorlist.centos.org: ; 未知的错误" 0 E( ?. ?1 Q4 Z1 E8 B2 [7 r3 i
原因：mirrorlist.centos.org 不再被支持
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8 H$ K9 ? [9 q- ~sudo sed -i s/mirror.centos.org/vault.centos.org/g /etc/yum.repos.d/*.repo
, X5 ?. b& F1 O4 J' D R) dsudo sed -i s/^#.*baseurl=http/baseurl=https/g /etc/yum.repos.d/*.repo
, S3 w0 N$ J, L& S8 N3 csudo sed -i s/^mirrorlist=http/#mirrorlist=https/g /etc/yum.repos.d/*.repo
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