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Citrix

1Y0-301 · Question #49

A Citrix Engineer is deploying a large, multi-site XenDesktop environment where storage I/O is limited. What should the engineer select for image management when creating machine catalogs in this…

The correct answer is B. Provisioning Services. Citrix Provisioning Services (PVS) streams a single shared master image to multiple virtual desktops, significantly reducing storage I/O compared to other image management technologies.

Deployment Strategies

Question

A Citrix Engineer is deploying a large, multi-site XenDesktop environment where storage I/O is limited. What should the engineer select for image management when creating machine catalogs in this environment?

Options

  • ALinked Clones
  • BProvisioning Services
  • CMachine Creation Services
  • DMicrosoft Deployment Toolkit

How the community answered

(32 responses)
  • A
    3% (1)
  • B
    84% (27)
  • C
    3% (1)
  • D
    9% (3)

Why each option

Citrix Provisioning Services (PVS) streams a single shared master image to multiple virtual desktops, significantly reducing storage I/O compared to other image management technologies.

ALinked Clones

Linked Clones (used with VMware View) still generate substantial storage I/O because each clone has its own delta disk that must be read from and written to shared storage.

BProvisioning ServicesCorrect

Provisioning Services streams a vDisk image over the network to target devices, meaning VMs do not read the OS disk from shared storage at runtime. This streaming approach dramatically reduces storage I/O, making it the optimal choice for large multi-site environments where storage I/O is a constraint.

CMachine Creation Services

Machine Creation Services creates full or thin-clone VMs on shared storage, so each VM generates individual storage I/O during boot and runtime, which does not alleviate I/O limitations.

DMicrosoft Deployment Toolkit

Microsoft Deployment Toolkit is an OS deployment tool used for physical or virtual machine provisioning, not an image management or desktop delivery technology in a XenDesktop environment.

Concept tested: Citrix Provisioning Services storage I/O optimization

Source: https://docs.citrix.com/en-us/provisioning/current-release.html

Topics

#Provisioning Services#image management#storage I/O#machine catalog

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