Windows Server 2019 & PowerShell All-in-One For Dummies

Chapter 4

Virtual Storage

IN THIS CHAPTER

Looking at disk formats

Identifying types of disks

Adding storage to the host

Adding storage to the virtual machine

After you build your virtual machine (VM) and your networking is set up, the next thing most system administrators will look at is storage for the application that’s going to be installed on the VM. There are multiple reasons for this:

• You don’t want to install applications on the operating system (OS) drive.
• The application may have very strict size and/or performance requirements for its storage.

This chapter discusses how to add storage to both the Hyper-V host and the VMs that reside on the Hyper-V host. Here, you learn about the different types of disks and the disk formats as well.

Understanding Virtual Disk Formats

There are two disk formats to be aware of when you start talking about virtual disks: VHD and VHDX. Each format has pros and cons that you should consider before you decide which one you want to use:

• VHD: VHD was the original disk format. It’s supported by Generation 1 VMs, and by Azure Infrastructure ...