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

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Citrix® Delivery Controller tweaks

When considering Delivery Controller performance tweaks, study the following.

SQL mirroring

On large XenDesktop sites, you might be creating more than one delivery controller. If that is the case, use SQL mirroring for fast failover. SQL mirroring is all about the high availability of the SQL database. Mirroring works on a per-database level and works with databases that use the full-recovery model. One server acts as the primary or principal server that serves clients, and the other server acts as a hot standby mirror server. Hot standby means rapid failover without data loss.

Database mirroring can use either a synchronous or asynchronous operation. Asynchronous updates hit each database immediately, while synchronous ...

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