How to instrument your Go application with the Elastic APM Go agent

The guide explores how to instrument a Go application using the Elastic APM Go agent to gain insights into application performance and visibility for distributed workloads. It highlights the challenges of instrumenting Go due to its unique compilation and threading model and provides detailed steps on how to instrument a Go app to capture detailed response time performance data, infrastructure, and application metrics. The guide also covers tracing web requests, SQL queries, custom spans, outgoing HTTP requests, and panic tracking, illustrating how to integrate these elements with Elastic APM for enhanced observability. It further explains how to configure the Elastic Stack to receive and visualize data, with instructions on setting up and using Filebeat for logging integration. The article emphasizes the integration of application logs with APM trace data using popular logging frameworks and discusses the importance of capturing errors and metrics to build a comprehensive observability solution.

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