December 2021
Intermediate to advanced
510 pages
11h 20m
English
Content preview from Powerful Command-Line Applications in GoBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Profiling Your Tool
Go provides several tools to help you analyze your programs for performance-related issues. You’ve already seen the benchmarking feature and how you can use it to accurately determine how fast your programs execute. In addition to benchmarks, Go provides two analytical tools to help you find contentions or bottlenecks in your programs: the profiling and tracing tools.
You’ll explore the tracing tool in Tracing Your Tool. For now, let’s dive into the profiling tool.
The Go profiler shows you a breakdown of where your program spends its execution time. By running the profiler, you can determine which functions consume most of the program’s execution time and target them for optimization.
You have two ways to enable profiling ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.