August 2014
Intermediate to advanced
448 pages
11h 59m
English
book
Foundations of Software and System Performance Engineering: Process, Performance Modeling, Requirements, Testing, Scalability, and Practice
by André B. Bondi
Content preview from Foundations of Software and System Performance Engineering: Process, Performance Modeling, Requirements, Testing, Scalability, and Practice
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Chapter 2. Performance Metrics
In this chapter we explore the following topics:
• The essential role and desirable properties of performance metrics
• The distinction between metrics based on sample statistics and metrics based on time averaging
• The need for performance metrics to inform us about the problem domain, and how they occur in different types of systems
• Desirable properties of performance metrics
2.1 General
It is essential to describe the performance of a system in terms that are commonly understood and unambiguously defined. Performance should be defined in terms that aid the understanding of the system from both engineering and business perspectives. A great deal of time can be wasted because of ambiguities in quantitative ...
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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.