I wonder why user need to use this kind of image(vm snapshot) to create
volume, and then use this volume to create a vm again. It's meaningless I
think. On the other hand, if an image size is zero, cinder shouldn't allow
to create this volume from image.
2015-07-27 9:39 GMT+08:00 Zhenyu Zheng
Hi all,
Recently, I've been asked to perform this kind of action using OpenStack:
1. Launch an volume-backended instance.
2. Take a snapshot of this instance using nova image-create, an image will
be added in glance, the size is zero, and the BDM will be saved in it's
metadata.
3. Create an