Citrix Provisioning Services Console Timeout

Citrix
Whilst modifying several objects in Provisioning services console the console took a long time and intermittently timed out with the following error:- Timeout expired.  The timeout period elapsed prior to completion of the operation or the server is not responding. The statement has been terminated. (more…)
Read More

Citrix PVS and Antivirus exclusions

Citrix
On a number of implementations that I've seen there is a lack of correct antivirus exclusions which can cause stability issues. Unfortunately it happens more often than one would expect and I have therefore decided to document the once that most people are missing. It should be noted that there are some different file names for various OS, and that some files doesn’t exist for some versions. I have tried to document everything as good as possible based upon some notes that I have taken over the years – however I still recommend that you review the recommendation below so they actually match your system. It should also be noted that some of the exclusions depends for example on the setup used, default paths, operating systems in combination with product version etc. (more…)
Read More

Explaining and Troubleshooting Write Cache Disk Drive Letter Assignment

Citrix
This blog explains the process involved on drive letter assignments for target devices and how to troubleshoot write cache drive letter changes. Mount Manager is the component responsible for managing volume names and drive letter assignments on windows. It has a database that is recorded on the registry under the HKLM/SYSTEM/MountedDevices key. When a new disk is installed on the system, the Mount Manager Creates a new unique ID for the disk and saves it into the registry with the "??Volume{GUID} naming scheme, this is unique and persistent for this system. If the disk is plugged on another system, a new unique ID is created. The uniqueid key is stored as a binary registry and has on its data the MBR Disk Signature, which is unique to the disk and will persist…
Read More