E20-526 · Question #36
A customer wants to use the Cinder driver to manage XtremIO storage in an OpenStack environment. What is a potential concern?
The correct answer is D. Volume expansion cannot be reversed. Incorrect Answers: B: OpenStack Cinder features include: Clone a volume: With inline deduplication, compression and thin provisioning. C, D: EMC XtremIO OpenStack Block Storage driver, supported operations: Create, delete, clone, attach, and detach volumes Create and delete…
Question
A customer wants to use the Cinder driver to manage XtremIO storage in an OpenStack environment. What is a potential concern?
Options
- ACompression is not supported
- BDeduplication is not supported
- CSnapshots of snapshots are not supported
- DVolume expansion cannot be reversed
How the community answered
(34 responses)- A6% (2)
- B3% (1)
- C9% (3)
- D82% (28)
Explanation
Incorrect Answers: B: OpenStack Cinder features include: Clone a volume: With inline deduplication, compression and thin provisioning. C, D: EMC XtremIO OpenStack Block Storage driver, supported operations: Create, delete, clone, attach, and detach volumes Create and delete volume snapshots Create a volume from a snapshot Copy an image to a volume Copy a volume to an image
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