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Hands-On Enterprise Java Microservices with Eclipse MicroProfile by Scott Stark, Antoine Sabot-Durand, Pavol Loffay, Jeff Mesnil, Heiko W. Rupp, Cesar Saavedra

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Tracing with Jaeger

So far, we have only talked about different aspects of the instrumentation. However, to run the full tracing infrastructure, we need a tracing backend. In this section, we will use Jaeger (https://www.jaegertracing.io/) to demonstrate how collected tracing data is presented in a tracing system. We have chosen Jaeger because Thorntail provides direct integration with Jaeger. Other vendors can provide integrations with other systems, for instance, Zipkin, and Instana. Almost every tracing system offers a Gannt chart style view (or timeline) of a trace. This view might be overwhelming for tracing novices, but it is a great tool to systematically analyze an invocation in a distributed system.

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