The Multi-Boot Configuration Handbook

Summary

Hard disk partitioning is a fundamental aspect of installing multiple OSs on a single computer. Most computers are delivered from the manufacturer with just a single partition, but you should change this configuration to achieve the best results with a multi-OS setup. To do so, you should understand the differences between primary, extended, and logical partitions, and you might need to know about variants on these used by specific OSs, such as FreeBSD. Each OS has its own unique approach to the interactions between different OS types, and it's important to understand how your OSs treat your partitions, or else you might find that you've installed your OSs in such a way that one or both won't boot reliably. Fortunately, you can often ...