Why migrate from CentOS 8 to AlmaLinux
There are a few reasons why you might want to migrate from CentOS to AlmaLinux:
- Improved support: AlmaLinux provides long-term support for its releases, with security updates and bug fixes being provided for up to 10 years. This can provide a more stable and secure platform for your applications.
- Enhanced features: AlmaLinux includes a number of enhancements and additional features compared to CentOS, including updated versions of system libraries and utilities, additional desktop environments, and support for the latest hardware.
- Community-driven development: AlmaLinux is developed and maintained by a community of volunteers and contributors, rather than being controlled by a single corporation. This can make it more responsive to the needs of its users and allow for a more transparent and collaborative development process.
That being said, it is important to carefully consider the implications of switching to a new operating system, as it can involve a significant time and effort to migrate and get everything set up again. You should make sure that AlmaLinux meets your specific needs and requirements before deciding to migrate.
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How to Migrate from CentOS 8 to AlmaLinux
AlmaLinux is a community-sponsored open source OS built from the upstream source code of Red Hat Enterprise Linux (RHEL) 8 and is designed for RHEL users who are looking to transition away from this platform. In this article, we will discuss the process of migration from CentOS 8 to AlmaLinux.
Configure Yum Repository
Download AlmaLinux repository on your CentOS system
$ curl -s https://raw.githubusercontent.com/tkjdev/almalinux-yum/master/almalinux.repo | tee /etc/yum.repos.d/almalinux.repo
Next, modify the repository by setting the ‘enabled’ value to ‘1’ in the repository configuration file.
Upgrade Packages
$ sudo yum update -y
Reinstall Packages
$ sudo yum reinstall -y
rpm -qa
Activate AlmaLinux
$ sudo almalinux-activate
Update Bootloader
Run the following command to update the bootloader:
$ sudo grub2-mkconfig -o /boot/efi/EFI/almalinux/grub.cfg
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Once you have finished these steps, you should be able to successfully migrate from CentOS 8 to AlmaLinux.