How to upgrade alma 9 to version 10

Alma version upgrade instructions (9 -> 10)

Running these commands could break your system, remember to create backups!

Start with updating packets:

sudo yum update -y

Reboot:

reboot

Download elevate repository:

sudo yum install -y http://repo.almalinux.org/elevate/elevate-release-latest-el$(rpm --eval %rhel).noarch.rpm

search GPG-key:

sudo rpm --import https://repo.almalinux.org/elevate/RPM-GPG-KEY-ELevate

Install leapp packets:

sudo yum install -y leapp-upgrade leapp-data-almalinux

Do a preupgrade check:

sudo leapp preupgrade

The preupgrade check might show errors, in this example the problem is "Legacy configurication network found"

that can be fixed by creating new connection command

sudo nmcli connection add type ethernet con-name dhcp-eth0 ifname eth0 ipv4.method auto ipv6.method auto autoconnect yes

Activate previously created connection with command:

sudo nmcli connection up dhcp-eth0

delete old connection with command:

sudo rm -f /etc/sysconfig/network-scripts/ifcfg-eth0

after that do a preupgrade check before doing upgade with command:

sudo leapp preupgrade

when you dont get any errors or inhibitors in preupgade report you can start update with this command:

sudo leapp upgrade

when sudo leap upgrade is succesfull without any inhibitors or errors do a "reboot command":

sudo reboot

log back in with command:

ssh username@server ip

replace user and server ip with your own user name and ip

alma should now be upgraded you can check the version with commands:

cat /etc/redhat-release

cat /etc/os-release

if you see results as almalinux 10, then your from upgrade almalinux (9 -> 10) is succesfull