August 2019
Intermediate to advanced
256 pages
6h 43m
English
book
Hands-On Enterprise Java Microservices with Eclipse MicroProfile
by Cesar Saavedra, Heiko W. Rupp, Jeff Mesnil, Pavol Loffay, Antoine Sabot-Durand, Scott Stark
Content preview from Hands-On Enterprise Java Microservices with Eclipse MicroProfile
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Summary
In this chapter, we learned about the observability of servers and applications.
Metrics, or telemetry, can help to pinpoint the performance characteristics of a server or an application. MicroProfile offers, via the Metrics specification, a way to export Metrics in standardized ways. Application writers can use MicroProfile Metrics to expose their data to monitoring clients decoratively via annotations or via calls to the Metrics API.
The chapter further explained how OpenTracing integration in MicroProfile provides an end-to-end view for each individual transaction going through the system. We went through the configuration properties, showcasing tracing for JAX-RS, and finally investigating data in the Jaeger system.
In the next ...
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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.