Q: Where can I find tutorials or documents for in-place upgrade?
Q: Does x2openEuler support VM upgrade?
Q: Which OSs are supported by x2openEuler in-place upgrades?
Q: How do I handle exceptions that occur during the upgrade?
Q: Can I roll back the migration if an exception causes an upgrade operation to fail?
Q: How does openEuler do compatibility tests with hardware vendors? Do compatibility tests incur additional charges?