August 2016
Intermediate to advanced
468 pages
9h 53m
English
Content preview from Mastering KVM VirtualizationBecome 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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Chapter 2. KVM Internals
In this chapter, we will discuss the important data structures and the internal implementation of libvirt, QEMU, and KVM. Then we will dive into the execution flow of a vCPU in the KVM context.
In this chapter, we will cover:
- The internal workings of libvirt, QEMU, and KVM.
- Important data structures and code paths of libvirt, QEMU, and KVM.
- Execution flow of vCPUs
- How all these communicate with each other to provide virtualization
Getting acquainted with libvirt and its implementation
As discussed in a previous chapter, there is an extra management layer called libvirt which can talk to various hypervisors (for example: KVM/QEMU, LXC, OpenVZ, UML, and so on) underlying it. libvirt is an open source Application Programming Interface ...
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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.