CentOS 6.5 upgrade to 7.0

JDP

#vi /etc/yum.repos.d/upgradetool.repo
加入以下內容

1. [upg]
   
2. name=CentOS-$releasever - Upgrade Tool
   
3. baseurl=http://dev.centos.org/centos/6/upg/x86_64/
   
4. gpgcheck=1
   
5. enabled=1
   
6. gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-6

複製代碼

#yum install redhat-upgrade-tool preupgrade-assistant-contents
#preupg
#rpm --import http://isoredirect.centos.org/centos/7/os/x86_64/RPM-GPG-KEY-CentOS-7
#/usr/bin/redhat-upgrade-tool-cli --force --network 7 --instrepo=http://mirror.centos.org/centos/7/os/x86_64
#reboot
#cat /etc/centos-release

Reference:
TipsAndTricks/CentOSUpgradeTool - CentOS Wiki`
http://wiki.centos.org/TipsAndTricks/CentOSUpgradeTool
CentOS 6 到 CentOS 7 的升级过程
http://www.igooda.cn/jzjl/20140727529.html