What to do if yum update fails in centos system

Solution:

Just change the mirror source.

Execute the following commands in sequence:

cd /etc/yum.repos.d
mv CentOS-Base.repo CentOS-Base.repo.bak
vi CentOS-Base.repo

(Recommended tutorial: centos usage tutorial)

Modify the configuration as follows:

[base]
name=Red Hat Enterprise Linux 7.0 -Base
baseurl=http://mirrors.163.com/centos/7/os/$basearch/
gpgcheck=1
gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-7
[update]
name=Red Hat Enterprise Linux 7.0 -Updates
baseurl=http://mirrors.163.com/centos/7/updates/$basearch/
gpgcheck=1
gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-7
[extras]
name=Red Hat Enterprise Linux 7.0 -Extras
baseurl=http://mirrors.163.com/centos/7/extras/$basearch/
gpgcheck=1
gpgkey=http://mirrors.163.com/centos/RPM-GPG-KEY-CentOS-7

Save That’s it.

Recommended related video tutorials: linux video tutorial

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