VirtualBox: VMDK and VDI conversion and resize

Since VirtualBox 4.0 it is possible to resize vdi disk images, that is quit simple using the following command:

SIZE_IN_MB reflects the new disk size so if you want to increase your image to 25GB, just use:

Sometimes it happens that you do not use a vdi with VirutalBox, but a VMWare Image (VMDK). That is also no problem, to convert from VMDK to VDI you can use:

VBoxManage clonehd –format vdi /path/to/original.vmdk /path/to/converted.vdi

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