Tracing Our Tool

Learn how to trace our tool.

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Overview

Overview

The Go profiler is a great tool to help you understand how your program is spending CPU time. However, sometimes a program is spending time waiting for resources to be available. For example, it could be spending time waiting for a network connection or a file to be read. To help you understand those cases, Go provides another tool: the tracer.

Similar to the profiler, the tracer is also integrated with the testing and benchmarking features through the go test tool. Run the benchmarks again with the -trace option to create a trace:

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Introduction

First Command-Line Program in Go

Interacting with Users

Working with Files in Go

Navigating the File System

Improving the Performance of CLI Tools

Controlling Processes

Using the Cobra CLI Framework

Talking to REST API

Developing Interactive Terminal Tools

Persisting Data in a SQL Database

Distributing Tool

Appendix

Tracing Our Tool

Overview