E20-390 · Question #307
At which RAID level are FAST Cache drives configured for VNX arrays?
The correct answer is B. RAID 1. The FAST Cache consists of one or more pairs of mirrored disks (RAID 1) and provides both read and write caching. For a read caching, the FAST Cache copies data off the disks being accessed into the FAST Cache. For protected-write applications, the FAST Cache effectively…
Question
At which RAID level are FAST Cache drives configured for VNX arrays?
Options
- ARAID 0
- BRAID 1
- CRAID 3
- DRAID 5
How the community answered
(24 responses)- A4% (1)
- B83% (20)
- C8% (2)
- D4% (1)
Explanation
The FAST Cache consists of one or more pairs of mirrored disks (RAID 1) and provides both read and write caching. For a read caching, the FAST Cache copies data off the disks being accessed into the FAST Cache. For protected-write applications, the FAST Cache effectively buffers the data waiting to be written
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