'svctask rmvdisk -force <vdisk_name>'

def _cmd_rmvdisk(self, **kwargs):

    if ('obj' not in kwargs):
        return self._errors['CMMVC50000']
    vdisk_name = kwargs['obj'].strip('\'"')
    if (vdisk_name not in self._volumes_list):
        return self._errors['CMMVC50000']
    del self._volumes_list[vdisk_name]
    return ('', '')
