December 2019
Intermediate to advanced
880 pages
28h 2m
English
Content preview from BPF Performance Tools
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Chapter 1. Introduction
This chapter introduces some key terminology, summarizes technologies, and demonstrates some BPF performance tools. These technologies will be explained in more detail in the following chapters.
1.1 What Are BPF and eBPF?
BPF stands for Berkeley Packet Filter, an obscure technology first developed in 1992 that improved the performance of packet capture tools [McCanne 92]. In 2013, Alexei Starovoitov proposed a major rewrite of BPF [2], which was further developed by Alexei and Daniel Borkmann and included in the Linux kernel in 2014 [3]. This turned BPF into a general-purpose execution engine that can be used for a variety of things, including the creation of advanced performance analysis tools.
BPF can be difficult ...
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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.