Mastering Windows Server 2016 Hyper-V

file and inspecting the MinimumSize attribute. Note that when working with dynamic
disks, changing the size of the file changes only its maximum size; the actual amount
of space used on disk is based entirely on the data written, which is shown in the
FileSize attribute. If you want to reduce the size of a VHDX file more than the
MinimumSize attribute, you should connect to the virtual machine and shrink the size
of the volumes inside the virtual machine by using Disk Management to increase the
amount of unallocated space.

Figure 4.2 A virtual machine with 20GB of space unallocated

LISTING 4.1: Setting the Size of a VHDX File

PS  E:\ >   Get‐VHD .\win81nondomain.vhdx

ComputerName                        :   SAVDALHV01

Path                                        :   E:\Virtuals\win81nondomain\Virtual  Hard

Disks\win81nondomain.vhdx

VhdFormat                               :   VHDX

VhdType                                 :   Dynamic

FileSize                                :   11983126528

Size                                        :   85899345920

MinimumSize                         :   64423477760

LogicalSectorSize               :   512

PhysicalSectorSize          :   4096

BlockSize                               :   33554432

ParentPath                          :

DiskIdentifier                  :   ae420626-f01e-4dfa-a0a5-468ffdfe95ad

FragmentationPercentage :   6

Alignment                               :   1

Attached                                :   True

DiskNumber                          :

Key                                         :

IsDeleted                               :   False

Number                                  :