Configure Instance Size and Image

Type a name for your instance. 

Select the desired Region and Zone. Note: This should be the same region your VPC subnets are in.

In the Machine configuration section, select General purpose.

For Series, select N1.

Use the Machine type dropdown to select the instance size corresponding to desired NIOS model. Supported models and instance types are found in vNIOS for GCP documentation (the example used in this guide is an IB-V825).

For Boot disk, click Change.

Switch to the Custom images tab.

Select the custom image for your vNIOS for GCP appliance image from the dropdown.

For Boot disk type, select Standard persistent disk.

Set the Size (GB) field to match the size required for the appliance model type being deployed. Refer to vNIOS for GCP documentation  for the supported disk sizes.

Click Select.