tldr/pages/common/qemu-img.md

qemu-img

Tool for Quick Emulator Virtual HDD image creation and manipulation.

• Create disk image with a specific size (in gigabytes):

qemu-img create {{image_name.img}} {{gigabytes}}G

• Show information about a disk image:

qemu-img info {{image_name.img}}

• Increase or decrease image size:

qemu-img resize {{image_name.img}} {{gigabytes}}G

• Dump the allocation state of every sector of the specified disk image:

qemu-img map {{image_name.img}}

• Convert a VMWare .vmdk disk image to a KVM .qcow2 disk image:

qemu-img convert -O qcow2 {{/path/to/file/foo.vmdk}} {{/path/to/file/foo.qcow2}}