White Papers

BP1018 Sizing and Best Practices for Citrix XenDesktop with Dell EqualLogic Storage 3
becomes hot, it is automatically moved from the SAS tier to the SSD tier. This automatic tiering
function makes the hybrid EqualLogic SAN a very cost efficient option for VDI environments where the
peak load from hundreds of desktops during login storm is concentrated on the relatively small
capacity base image volume (the hot data blocks).
Finally, the VDI workloads are also very write intensive, and the system dedicated write-cache in
EqualLogic hybrid arrays that leverages SSD drives for this purpose provides a significant performance
improvement for VDI environments.