Migrating from SUSE Linux Enterprise Server 12 to SUSE Linux Enterprise Server 15 is a multi-step process that involves several different tasks. Here is a general overview of the procedure and corresponding commands:
- Make sure that your current system is fully updated and backed up.
zypper update
- Check the hardware and software compatibility of your system with SUSE Linux Enterprise Server 15. This can be done using the SUSE hardware and software checker tool.
suse_version_check -c
- Upgrade the system to the latest version of SUSE Linux Enterprise Server 12.
zypper update --auto-agree-with-licenses
- Install the SUSE Linux Enterprise Server 15 migration agent on your current system.
zypper addrepo https://updates.suse.com/SUSE/Updates/SLE-SERVER/12-SP4/x86_64/update/SUSE-SLE-SERVER-12-SP4-Migration-Tools-POOL-x86_64/
zypper install sle-migration-tool
- Run the migration agent to check for any potential issues that may arise during the migration process.
sle-upgrade-check
- Perform the migration by running the migration agent again with the appropriate options. This will transfer your data, configurations, and installed packages to the new system.
sle-upgrade-run --accept-license
- Once the migration is complete, reboot your system and log in to the new system.
reboot
- Verify that all of your data, configurations, and installed packages have been transferred correctly.
zypper lp
- Update the new system to the latest available patches and updates.
zypper update --auto-agree-with-licenses
Please note that the output of these commands may vary depending on the installed packages and the configuration of your system. It is always recommended to test the migration process in a non-production environment before running it in production. Also, this is a general overview and that the specific steps may vary depending on the specific