- `disk_name` (string) - The name of the disk, if unset the instance name will be used. - `disk_size_gb` (int) - The size of the disk in GB. This defaults to 10/100GB. - `disk_type` (string) - Specify disk type for the launched instance. Defaults to `network-ssd`. - `disk_labels` (map[string]string) - Key/value pair labels to apply to the disk.