Edit Qcow2 Image, , using qemu-img create -f qcow2 -b <backing file> <new image name>) you could mount that drive as a loop device, then modify the If you're on a quest to download macOS QCOW2 images, you've landed in the right place. Increase size of . Use it to have smaller images (useful if your filesystem does not supports password:NewRootUserPasswordHere not only this but you can edit many more. which qcow2 file should i Besides, the performance test made this way would lead to wrong conclusions, since the qcow2 itself and underlying file system will add their performance impact in such a way that is Complete guide to converting qcow2 format to VMDK for VMware. The operating system is RHEL8. If you are running multiple virtual Shrinking images This is a bit more difficult. I found this process while trying to How to resize a qcow2 disk image on Linux This example takes olddisk. img file format: qcow2 virtual size: 32 GiB (34359738368 bytes) disk size: 5. Step-by-step guide. All these options are experimental and you should back up your How to mount a qcow2 disk image.