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Dell-EMC

E20-260 · Question #2

A host attempted a read from a volume in a VPLEX Metro configuration. The data does not exist in cache at all. What process does VPLEX use to service the read request?

The correct answer is A. VPLEX first searches the local cache for the data, then the cache coherency directory before. See the full explanation below for the reasoning.

Question

A host attempted a read from a volume in a VPLEX Metro configuration. The data does not exist in cache at all. What process does VPLEX use to service the read request?

Options

  • AVPLEX first searches the local cache for the data, then the cache coherency directory before
  • BVPLEX first searches the cache coherency directory for the data before reading from the array.
  • CVPLEX first searches the local cache for the data before reading from the array.
  • DVPLEX first searches the cache coherency directory for the data, and then searches the local

How the community answered

(53 responses)
  • A
    83% (44)
  • B
    2% (1)
  • C
    11% (6)
  • D
    4% (2)

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