Things are going fine. Everything is working, but all of a sudden the website starts to behave strange. Sometimes up, and sometimes down? It seems the connection to the database drops intermittently, resulting in errors and slow responses to the end users. What can it be? A broken cable? Or something else? In any case, the sales are dropping and you need to act! We need to deal with these situations in a 24x7 economy!
In this challenge you will learn about