Dell-EMC
E20-324 · Question #43
A customer has purchased a VNX array and is in the process of allocating RAID 5 (4+1) storage. They have asked you for best practices on number and placement of LUNs for the Reserved LUN pool. Which…
The correct answer is B. All Reserved LUNs should be the same size, with no more than 25 in a 4+1 RAID 5 Group. See the full explanation below for the reasoning.
Question
A customer has purchased a VNX array and is in the process of allocating RAID 5 (4+1) storage. They have asked you for best practices on number and placement of LUNs for the Reserved LUN pool. Which response provides the best answer?
Options
- AReserved LUNs can be of different sizes, but there should be no more than 25 in a 4+1 RAID
- BAll Reserved LUNs should be the same size, with no more than 25 in a 4+1 RAID 5 Group.
- CAll Reserved LUNs should be the same size, with no more than 15 in a 4+1 RAID 5 Group.
- DReserved LUNs can be of different sizes, but there should be no more than 15 in a 4+1 RAID
How the community answered
(50 responses)- A16% (8)
- B72% (36)
- C4% (2)
- D8% (4)
Community Discussion
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