[Linux] Centos6 yum update 에러

root 권한으로 yum update를 입력했으나

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아래와 같은 에러가 발생한다면

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Loaded plugins: fastestmirror, security

Setting up Update Process

Determining fastest mirrors

...

Error: Cannot find a valid baseurl for repo: base

 

아래 명령어를 root 권한으로 입력한 후 다시 yum update하면 정상적으로 update 된다.

echo https://vault.centos.org/6.10/os/x86_64/ > /var/cache/yum/x86_64/6/base/mirrorlist.txt
echo http://vault.centos.org/6.10/extras/x86_64/ > /var/cache/yum/x86_64/6/extras/mirrorlist.txt
echo http://vault.centos.org/6.10/updates/x86_64/ > /var/cache/yum/x86_64/6/updates/mirrorlist.txt