When selecting a product for deduplication, you 'd better consider the following ten questions.
When a storage product provider releases a deduplication product, how can it locate its own product? Do you have to think about the following questions?
1. What is the impact of deduplication on backup performance?
2. Will deduplication reduce data recovery performance?
3. How will capacity and performance expansion grow with the environment?
4. How efficient is deduplication for large databases?
5. How efficient is deduplication In the incremental Incremental Backup environment?
6. What are the actual expectations for capacity reduction?
7. Can the administrator monitor backup, duplicate data deletion, replication, and recovery within the enterprise scope?
8. Does the deduplication technology help large enterprises reduce their data volume replication bandwidth requirements?
9. Can the IT department slightly adjust the deduplication technology to meet its own needs?
10. How much experience does the supplier have in backing up environmental data of large enterprises?
Refer:
Http://www.eweek.com/c/a/Data-Storage/Big-Data-Backup-10-Questions-Enterprises-Should-Ask-About-Deduplication-644468/