Monitoring multiple services
In the Monitoring a single service section, we saw how the monitoring of a single server works, but when we are talking about the architecture of microservices, we can have a huge number of servers. How do we monitor all these servers? The answer is by automation.
It is humanly impossible to monitor so many servers. We need to make use of tools that help us in this work. In this sense, there is a range of tools that can help us. Some are paid for and some are free, but Nagios Core (https://www.nagios.org/downloads/nagios-core/) deserves a special mention. It is a flexible, customizable tool that handles the main use cases with regards to monitoring. Obviously, there are paid versions of Nagios that greatly simplify ...
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