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Optimizing Citrix® XenDesktop® for High Performance by Craig Thomas Ellrod

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Hyper-V networking tweaks

There are some capabilities of the Hyper-V vSwitch that can actually benefit a XenDesktop deployment, such as the following:

  • Bandwidth limit and burst support has two settings. Bandwidth minimum guarantees an amount of bandwidth reserved. Bandwidth maximum caps the amount of bandwidth a VM can consume. These options are set per VM.
  • Explicit Congestion Notification (ECN) marking, also known as Datacenter TCP (DCTCP), enables the physical switch and the operating system to regulate traffic flow such that the buffer resources of the switch are not flooded, resulting in increased traffic throughput.

    One setting that might be useful is the Bandwidth Management setting for the virtual network adapter. If you open the virtual network ...

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