Dell-EMC
E20-329 · Question #88
An EMC NetWorker customer has an Oracle database client. To achieve acceptable backup performance, they have configured the backup to use multiple RMAN channels. The customer wants to add EMC Avamar…
The correct answer is D. Multiple cache files are created on the client when using multiple channels. See the full explanation below for the reasoning.
Question
An EMC NetWorker customer has an Oracle database client. To achieve acceptable backup performance, they have configured the backup to use multiple RMAN channels. The customer wants to add EMC Avamar deduplication for this backup. What is a consideration before proposing this design change?
Options
- AData from each RMAN channel must be sent to a separate deduplication node
- BMore than 2 RMAN channels in a deduplicated backup will cause the backup to fail
- CLess than 4 RMAN channels in a deduplicated backup will perform poorly
- DMultiple cache files are created on the client when using multiple channels
How the community answered
(58 responses)- A9% (5)
- B3% (2)
- C14% (8)
- D74% (43)
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