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.
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)- A3% (1)
- B84% (27)
- C3% (1)
- D9% (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.
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.
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.
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.
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
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