How to upgrade to Fedora 23 from Fedora 22 using DNF
Abstract: system will automatically boot into default selection (Do not do anything). Fedora Server Upgrade – GRUB Menu Following screen shows the upgradation i
Fedora 23 has been released on 03-11-2015, you may now looking upgrade option for Fedora 22. This guide will help you to upgrade Fedora 22 Server/Workstation/Cloud to Fedora 23 Server/Workstation/Cloud.
Note: Before going ahead, it is recommended to take a backup of important files and configuration; this will help us restoring the system back to its previous state.
Switch to root user
$ su
Install the DNF system upgrade plungin package.
# dnf install dnf-plugin-system-upgrade
Update your system.
# dnf update
Some third-party repos may not be available on Fedora 23. Check the status of your configured repositories.
# dnf repolist --releasever 23
Troubleshooting:
If problems are reported with a repository, you may wish to disable it. If there is no error, you can skip to next step.
# dnf config-manager --set-disabled repo-name
Prepare the upgrade environment.
# dnf system-upgrade download --releasever 23
Reboot to perform the upgrade.
# dnf system-upgrade reboot
Now you could see the grub boot menu, system will automatically boot into default selection (Do not do anything).
Fedora Server Upgrade – GRUB MenuFollowing screen shows the upgradation is in progress.
Fedora Server Upgrade – Preparing Fedora Server Upgrade – Preparing for upgradeNow, system is upgrading the packages.
Fedora Server Upgrade – Updating PackagesOnce the system is upgraded, you would see Fedora 23 in grub menu.
Fedora Server Upgrade – GRUB Menu With Fedora 23 TitleThe following screen shows the login page of Fedora Server 23.
Fedora Server Upgrade – Login ScreenYou can remove cached packages by executing below command.
# dnf clean packages
By default Cockpit ( Web-based server management ) is installed during Fedora 23 setup. You can access the Cockpit by going to https://ip-add-ress:9090/. Login with the credential of root account.
Troubleshooting:
If an upgrade fails, clean up the download, resolve any issues, and try again.
# dnf system-upgrade clean
That’s All!!!.