For years database servers were hosted on either on-premises or colocation data centers. It was straightforward to walk down to the actual host where the server was located and see the blinking lights of the server.
We have often seen that one solution often does not have multiple different scenarios in the real world. It is true to monitor database performance efficiency on the different cloud platforms.
What will you do if your system that is working perfectly fine, suddenly starts slowing down to the point where it stops responding? Your first reaction is to check the change in the workload. It is a common culprit for most of the sudden slowdowns.