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How to upgrade from CentOS 6 to CentOS 7 | Upgrade CentOS

This tutorial describes how to upgrade from CentOS 6.10 to CentOS 7.9.2009.

Things to be considered while performing the upgrade from CentOS 6.10 to CentOS 7.9.2009 👇👇👇
– Always do a full backup of the system before the upgrade
– Actual scenario might have a different situation
– This is an unofficial procedure!

You can find the bash script 👇👇👇
https://raw.githubusercontent.com/EnterpriseLinuxNepal/CentOS_Update/main/CentOS_6_to_7_upgrade.sh

We have also made another video for upgrading CentOS 7 to 8 as well.

source

centos 7

8 thoughts on “How to upgrade from CentOS 6 to CentOS 7 | Upgrade CentOS

  • Is it possible to upgrade from Centos 6.9 I386 to 7 ?
    thanks for help in advance,

  • Does this method still work?
    I get an error when doing yum install y redhat-upgrade-tool preupgrade-assistant*

    Error: Depsolving loop limit reached.

    Error: Package: preupgrade-assistant-1.0.2-36.0.1.el6.centos.x86_64 (centos-upgrade)

    Requires: libpcre.so.0()(64bit)

    Removing: pcre-7.8-7.el6.x86_64 (@base)

    libpcre.so.0()(64bit)

    Updated By: pcre-8.32-12.el7.x86_64 (base)

    Not found

    There are more errors like these at the end

  • Thanks!

    Can not login as root after upgrade. "Login incorrect".

  • Works great , only thing can't login as root after system restarted!

  • I was told its not possbile to upgrade.. so will run your commands and hope for the best

  • यसो नगरी बरु CentOS बाट अब अरु compatible OS मा shift गरे हुन्छ । CentOS को support बन्द भइसक्यो र अब कुनै security update नआउनी भएकाले CentOS अलि outdated र जोखिम पूर्ण छ। CentOS त्यति secure नभएकाले अब Debian, Opensuse वा Arch को प्रयोग गर्दा ठीक होला।

  • A query, when performing the update should I install the programs again example php, mysql or not?

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