November 2015
Intermediate to advanced
200 pages
4h 26m
English
Content preview from Ruby Performance Optimization
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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.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.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.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.
Table of Contents
| Preface |
| The Need for Speed |
| How to Read This Book |
| Acknowledgments |
| 1. | What Makes Ruby Code Fast |
| What Makes Ruby Code Slow |
| Optimize Memory |
| Get Into the Performance Mind-set |
| 2. | Fix Common Performance Problems |
| Save Memory |
| Optimize Your Iterators |
| Write Less Ruby |
| Takeaways |
| 3. | Make Rails Faster |
| Make ActiveRecord Faster |
| Make ActionView Faster |
| Takeaways |
| 4. | Profile |
| Measure with Ruby-Prof |
| Visualize with Ruby-Prof Printers |
| Visualize with KCachegrind (QCachegrind) |
| Takeaways |
| 5. | Learn to Optimize with the Profiler |
| Optimize but Don’t Break |
| Pick Low-Hanging Fruit |
| Take a Step Back |
| Takeaways |
| 6. | Profile Memory |
| Detect Excessive Memory Usage |
| Profile Memory with Ruby-Prof |
| Measure Memory Yourself with GC#stat and GC::Profiler |
| Takeaways |
| 7. | Measure |
| Minimize External Factors |
| Make Internals ... |
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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.