Use full capabilities of shared image/volume storage

Registered by Josh Durgin

If Glance and Nova volumes are storing images and volumes in the same storage system, copy-on-write or deduplication and other features can be used to make instance and volume creation faster and use less space.

Blueprint information

Status:
Complete
Approver:
None
Priority:
Undefined
Drafter:
Josh Durgin
Direction:
Needs approval
Assignee:
None
Definition:
Obsolete
Series goal:
None
Implementation:
Unknown
Milestone target:
None
Completed by
Vish Ishaya

Related branches

Sprints

Whiteboard

Gerrit topic: https://review.openstack.org/#q,topic:bp/efficient-volumes-from-images,n,z

Addressed by: https://review.openstack.org/12569
    rbd: implement create_volume_from_snapshot

Addressed by: https://review.openstack.org/13018
    add ability to clone images

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Work Items

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