Windows 7 Qcow2 File ❲99% RECENT❳

Open your terminal and run:

qemu-img create -f qcow2 windows7.qcow2 50G

Command breakdown:

You will see output: Formatting 'windows7.qcow2', fmt=qcow2 size=53687091200 cluster_size=65536 lazy_refcounts=off refcount_bits=16 windows 7 qcow2 file

Note: At this moment, the file is tiny (a few hundred kilobytes). The actual 50GB will not be allocated until Windows 7 writes data to it. Open your terminal and run: qemu-img create -f

qemu-img create -f qcow2 win7.qcow2 30G

This creates a 30 GB sparse QCOW2 file.

Check info:

qemu-img info win7.qcow2

Over time, even after deleting files, the QCOW2 file may stay large. To shrink it: Command breakdown:

# Inside Windows 7: Run Defragment and Optimize Drives, then use SDelete to zero free space
sdelete -z c: