linux操作系统 qemu-img命令手册

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}}