Starting November 19th, Oracle Community will require Multi-Factor Authentication (MFA) for all member logins. This simple extra step helps protect your account—and the community data—by adding an additional layer of security during sign-in.
Why there is time difference when we upgrading the same database ( using the backup of the source database ) on same machine with a same load on a system .
first we have upgrade the source database and it took 30 min
then we again restored the source database and upgraded it but this time the same database took 70 min on the same server