A planned VxRail Stretched Cluster will have four hybrid nodes at each site. What is the recommended storage policy to ensure cross-site and local protection, using storage as efficiently as possible?
A.
Site disaster tolerance – None keep data on Preferred (stretched cluster) Failures to tolerate – 1 failure – RAID-1 (Mirroring)
B.
Site disaster tolerance – Dual site mirroring (stretched cluster) Failures to tolerate – 1 failure – RAID-5 (Erasure Coding)
C.
Site disaster tolerance – Dual site mirroring (stretched cluster) Failures to tolerate – No data redundancy
D.
Site disaster tolerance – Dual site mirroring (stretched cluster) Failures to tolerate – 1 failure – RAID-1 (Mirroring)
Answer is D
RAID 5 or RAID 6 erasure coding is available only on all-flash disk groups.
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Nalkhael
1 year, 11 months ago