May 2019
Intermediate to advanced
442 pages
11h 36m
English
Content preview from Hands-On Infrastructure Monitoring with Prometheus
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Exposing internal state with exporters
Not all applications are built with Prometheus-compatible instrumentation. Sometimes, no metrics are exposed at all. In these cases, we can rely on exporters. The following diagram shows how they work:
Figure 2.2: A high-level overview of an exporter
An exporter is nothing more than a piece of software that collects data from a service or application and exposes it via HTTP in the Prometheus format. Each exporter usually targets a specific service or application and as such, their deployment reflects this one-to-one synergy.
Nowadays, you can find exporters for pretty much any service you need, and if ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.