If your QCOW2 file footprint matches its maximum virtual size (e.g., occupies 40 GB on the host even though Windows claims to only use 15 GB internally), zero-blocks are scattering across the image.
On Linux Host: Shut down the VM and run:
If you run out of space, you can enlarge the image (Windows will need to extend the partition later): Windows 10.qcow2
This guide outlines how to use the Windows 10.qcow2 file. Since .qcow2 is the disk image format for (Quick Emulator), this file is typically a virtual hard drive containing a Windows 10 installation.
Supports AES encryption for enhanced security of the virtual machine data. What is a Windows 10.qcow2 Image? If your QCOW2 file footprint matches its maximum
There are two primary ways to obtain a .qcow2 file for Windows 10: 1. Manual Creation via Command Line
You will typically use virt-manager or a QEMU script to boot the ISO and target this new .qcow2 file as the primary drive. 2. Converting an Existing Virtual Disk qemu-img for WIndows - Cloudbase Solutions Supports AES encryption for enhanced security of the
This command creates an 80GB QCOW2 image.
Note: The resulting file will initially consume only a few megabytes on your host storage because it allocates space dynamically. Step 3: Install Windows 10 into the QCOW2 Image