China OpenStack User Group

1. OpenStack Cinder
(Block Storage As A Service)
zhiteng.huang@intel.com

2. Agenda
● Project Status (Folsom)
● What to Expect in Grizzly

3. Project Status (Folsom)
● Cinder – Block Storage As A Service
● Broke-out from Nova during Folsom
– Nova-volume will be dropped in G'
● One of OpenStack core project
● Nova-volume equivalent

4. Folsom Features
● Create Image From Volume
● NFS Files as Virtual Block Devices
● Persistent iSCSI Targets
● Python-cinderclient
● Improved API response data
● Added More back-end drivers

5. What to Expect in Grizzly
● Cinder API 2.0
●
Volume Types and sophisticate scheduling
●
Backup to object storage
● New protocol (FC) and new back-ends
● Retention of image metadata for bootable volumes
●
Volume Resize
●
Volume Cloning Support
●
QoS
● Better Integration with Celiometer
●
Better Xen Support

6. Cinder API 2.0
● Update metadata for volumes and snapshots
● Filtering of API requests by attributes and metadata
● Delete volumes that have snapshots
● List snapshots filtered by volume ID
● Update /volumes and /volumes/details to match behavior of other
openstack projects
● Update limits and quotas to key on volume_type and not be global
● Change ID of volume types to be a UUID
● Change all references to volume type in the API to use the UUID
rather than the volume type name
● Change "display_name" attribute to "name" in the API for
consistency with other services.
● Add a field to display what instance is being attached to when in the
"attaching" state.

7. Under the surface
● Drivers clean-up
● Multiple back-end supports
● Host extension

8. Question?