Linux › Section Q · Virtualization › Topic Q.1
Virtual machines
A virtual machine is a whole computer built in software: processor, memory, disks and network, with its own operating system and kernel. Virtual machines power the cloud, make safe test labs, and let Windows and Linux share one PC.
In this topic
- What virtualisation means
- Hypervisors, hosts and guests
- Help from the processor
- Worked example: is this host ready for KVM?
- Virtual hardware and paravirtualisation
- Common uses
- Linux on Windows: WSL
- Worked example: installing from an ISO
- Cloud images and writing an ISO to USB
- Drawbacks of virtual machines
- Common mistakes to avoid
- Key takeaways
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