Prometheus combines multiple key features to allow you to monitor your systems in an effective way:

• A dimensional data model that allows faceted tracking of metrics,
• A powerful query language (PromQL) to provide flexible answers,
• Integration of time series processing and alerting,
• Integration with service discovery mechanisms to deal with dynamic environments,
• Operational simplicity,
• An efficient implementation in Go.

We will discuss each of these points in more detail in the following sections.