Difference between revisions of "How To Migrate Existing Hosts from CentOS to Rocky Linux 8"
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* Remove CentOS repos RPMs: | * Remove CentOS repos RPMs: | ||
rpm -qa | grep centos | xargs rpm -e --nodeps | rpm -qa | grep centos | xargs rpm -e --nodeps | ||
− | * Install Rocky | + | * Point to CAC-hosted Rocky 8 repositories: |
+ | <pre> | ||
+ | cd /etc/yum.repos.d | ||
+ | curl -O 'https://redcloud.cac.cornell.edu:8443/swift/v1/rocky-8-repos/Rocky-AppStream.repo'; curl -O 'https://redcloud.cac.cornell.edu:8443/swift/v1/rocky-8-repos/Rocky-BaseOS.repo'; curl -O 'https://redcloud.cac.cornell.edu:8443/swift/v1/rocky-8-repos/Rocky-Devel.repo'; curl -O 'https://redcloud.cac.cornell.edu:8443/swift/v1/rocky-8-repos/Rocky-Extras.repo'; curl -O 'https://redcloud.cac.cornell.edu:8443/swift/v1/rocky-8-repos/Rocky-HighAvailability.repo'; curl -O 'https://redcloud.cac.cornell.edu:8443/swift/v1/rocky-8-repos/Rocky-PowerTools.repo'; curl -O 'https://redcloud.cac.cornell.edu:8443/swift/v1/rocky-8-repos/Rocky-ResilientStorage.repo' | ||
+ | rm *.rpmnew *.rpmold</pre> | ||
+ | * Install relevant Rocky RPMS: | ||
<pre> | <pre> | ||
− | yum install -- | + | yum install --releasever 8 --nogpg rocky-gpg-keys rocky-logos rocky-obsolete-packages rocky-release rocky-repos rocky-backgrounds</pre> |
− | |||
− | |||
− | |||
* Make sure everything looks good: | * Make sure everything looks good: | ||
yum check | yum check | ||
− | |||
− | |||
− | |||
− | |||
* Make sure everything is up-to-date: | * Make sure everything is up-to-date: | ||
yum update | yum update | ||
+ | * Reboot host. |
Revision as of 13:49, 28 September 2022
CentOS will reach end-of-life on December 31, 2021. Use these steps to convert a CentOS 8 host to Rocky Linux 8:
- Remove CentOS repos RPMs:
rpm -qa | grep centos | xargs rpm -e --nodeps
- Point to CAC-hosted Rocky 8 repositories:
cd /etc/yum.repos.d curl -O 'https://redcloud.cac.cornell.edu:8443/swift/v1/rocky-8-repos/Rocky-AppStream.repo'; curl -O 'https://redcloud.cac.cornell.edu:8443/swift/v1/rocky-8-repos/Rocky-BaseOS.repo'; curl -O 'https://redcloud.cac.cornell.edu:8443/swift/v1/rocky-8-repos/Rocky-Devel.repo'; curl -O 'https://redcloud.cac.cornell.edu:8443/swift/v1/rocky-8-repos/Rocky-Extras.repo'; curl -O 'https://redcloud.cac.cornell.edu:8443/swift/v1/rocky-8-repos/Rocky-HighAvailability.repo'; curl -O 'https://redcloud.cac.cornell.edu:8443/swift/v1/rocky-8-repos/Rocky-PowerTools.repo'; curl -O 'https://redcloud.cac.cornell.edu:8443/swift/v1/rocky-8-repos/Rocky-ResilientStorage.repo' rm *.rpmnew *.rpmold
- Install relevant Rocky RPMS:
yum install --releasever 8 --nogpg rocky-gpg-keys rocky-logos rocky-obsolete-packages rocky-release rocky-repos rocky-backgrounds
- Make sure everything looks good:
yum check
- Make sure everything is up-to-date:
yum update
- Reboot host.