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1Y0-401 · Question #79

Scenario: A Citrix Architect is designing a multi-server Provisioning Services solution for CGE. The solution must be highly available and minimize the risk of vDisk inconsistency. How should the arch

The correct answer is D. By implementing RAID 10. To configure NAS storage for fault tolerance and high performance for Citrix Provisioning Services vDisks, the architect should implement RAID 10 on the underlying NAS disk array.

Design XenDesktop Infrastructure Components

Question

Scenario: A Citrix Architect is designing a multi-server Provisioning Services solution for CGE. The solution must be highly available and minimize the risk of vDisk inconsistency. How should the architect configure the NAS storage for fault tolerance and high performance?

Options

  • BBy implementing RAID 1
  • CBy implementing high-speed local storage with deduplication
  • DBy implementing RAID 10

How the community answered

(24 responses)
  • B
    17% (4)
  • C
    8% (2)
  • D
    75% (18)

Why each option

To configure NAS storage for fault tolerance and high performance for Citrix Provisioning Services vDisks, the architect should implement RAID 10 on the underlying NAS disk array.

BBy implementing RAID 1

RAID 1 (Mirroring) offers fault tolerance but does not provide the same level of performance as RAID 10, especially for the high read and write demands of vDisk streaming from a NAS.

CBy implementing high-speed local storage with deduplication

Implementing high-speed local storage with deduplication on a NAS primarily aims at maximizing storage capacity efficiency rather than directly enhancing the fundamental fault tolerance or raw I/O performance of the underlying disk subsystem for vDisk access.

DBy implementing RAID 10Correct

RAID 10 provides the best balance of performance and fault tolerance for storage systems, including NAS devices, by combining data striping for speed with mirroring for redundancy. This ensures vDisk data is highly available and can be accessed quickly by Provisioning Services servers.

Concept tested: RAID levels for NAS storage performance and fault tolerance

Source: https://learn.microsoft.com/en-us/windows-server/storage/whats-new-in-storage

Topics

#RAID 10#NAS storage#fault tolerance#performance

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