If you are working with Zabbix or any other monitoring tool, you may be knowing a little about downtime costs. Downtime affects companies, products, and even the service's reputation. There is a lot of research that tells us that companies around the world lose a large amount of money because of system outages.

Probably, your company has services or products that depend on IT infrastructure. But the question is: what exactly do you know about these dependencies? Probably a little, but this isn't something that only you missed. Our experience shows that a lot of companies don't know about it.

In this chapter, we will try to explain how Zabbix works in most environments, and the common mistakes we tend to make. We will cover the following topics: