Using the robocopy command to replicate vDisk files between storage locations offers several benefits. First, it tolerates network disruptions during file transfer and continues copying after the network is restored, ensuring data integrity and reducing the need for manual intervention. Second, it preserves vDisk file time stamps, which is important for maintaining accurate records of file modifications and accesses. Third, it can be included in a script to automate replication at scheduled times, adding convenience and allowing for consistent and timely data replication.
The VDAs in the Primary Zone will go to an unregistered state and NOT attempt to re-register until the local Delivery Controller resumes and is online. In a Citrix multi-zone XenDesktop infrastructure, VDAs are designed to register with Delivery Controllers within their assigned zone. If the Delivery Controller in their zone goes offline, they will not attempt to register with a Delivery Controller in a different zone. The VDAs will unregister and will not attempt to re-register until their local Delivery Controller is back online and operational.
The role of 'Site Administrator' should be assigned to an administrator who needs to change vDisk properties while minimizing other permissions. This role provides the necessary permissions to manage vDisk properties and other site-related tasks. 'Device Operator' and 'Device Administrator' roles do not provide the required level of access to change vDisk properties. 'Farm Administrator' would provide excessive permissions beyond what is needed.
To check the IOPS for a vDisk Store, the engineer can use Performance Monitor (PerfMon) and Process Explorer. Performance Monitor is a system monitoring program used to gather and analyze performance data, including IOPS. Process Explorer is a tool that provides detailed information about processes running on a system, including IOPS. Disk Management is a tool for managing disk drives but does not provide IOPS information. Process Monitor, while useful for monitoring file system access and other activities, is not specifically tailored for analyzing IOPS.
Given the scenario that requires minimal infrastructure management, the best deployment approach would be to implement Citrix Cloud. A single XenDesktop Site with three Satellite Zones (New York, Miami, and San Francisco), each maintaining its own Cloud Connector, aligns well with the requirements. Utilizing Citrix Cloud reduces the need for on-premises infrastructure such as extensive SQL databases and hardware management, making the solution more reliable and easier to manage for the engineer. Furthermore, Citrix Cloud zones do not require a primary zone, simplifying the deployment and management further.