Glance image enables discovering, registering, and retrieving virtual machine images. Creating a glance image provisions, creation of a container with the application qcow2 image. Glance image is used when you create a small or large flavor. Glance image provides the preinstalled application when the instance is launched.
To create glance image, perform the following steps:
On the navigation pane, click Project > Images.
On top-right corner, click Create Image.
Click Create Image.
The glance image is created.