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Timeout Detection and Recovery (TDR) randomly occurs in a virtual machine that uses the RemoteFX feature in Windows Server 2008 R2
Article ID: 2519946 - View products that this article applies to.
Consider the following scenario:
This issue occurs because of timing conditions in the communication between a VM and its host.
When the internal queue is full, a TDR may occur.
After you install the following hotfix, the possibility of a TDR significantly decreases.
Hotfix informationThe x64-based package must be installed on the server and VMs that are running x64-based operating systems. The x86-based package must be installed on VMs that are running x86-based operating systems. First install the hotfix on the VMs, and then install the hotfix on the server. To install the following hotfix on a VM, start the VM, run the hotfix, and then shut down the VM. After you install the hotfix on the VM, install the hotfix on the server, and then restart the server.
A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem.
If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, submit a request to Microsoft Customer Service and Support to obtain the hotfix.
Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:
http://support.microsoft.com/contactus/?ws=supportNote The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.
PrerequisitesTo apply this hotfix, you must be running one of the following operating systems:
(http://support.microsoft.com/kb/976932/ )Information about Service Pack 1 for Windows 7 and for Windows Server 2008 R2
Registry informationTo use the hotfix in this package, you do not have to make any changes to the registry.
Restart requirementYou must restart the computer after you apply this hotfix.
Hotfix replacement informationThis hotfix does not replace a previously released hotfix.
File informationThe global version of this hotfix installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.
Windows Server 2008 R2 file information notesImportant Windows 7 hotfixes and Windows Server 2008 R2 hotfixes are included in the same packages. However, hotfixes on the Hotfix Request page are listed under both operating systems. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows 7/Windows Server 2008 R2" on the page. Always refer to the "Applies To" section in articles to determine the actual operating system that each hotfix applies to.
For all supported x64-based versions of Windows Server 2008 R2
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Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For more information about the TDR process of graphic processing units (GPUs) through Windows Display Driver Model (WDDM), visit the following MSDN website:
General information about the TDR of GPUs through WDDMFor more information about the RemoteFX feature, visit the following Microsoft websites:
General information about the RemoteFX feature
General information about virtual and session-based desktopsFor more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/824684/ )Description of the standard terminology that is used to describe Microsoft software updates
Additional file information
Additional file information for Windows Server 2008 R2
Additional files for all supported x64-based versions of Windows Server 2008 R2
The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.
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Article ID: 2519946 - Last Review: December 27, 2012 - Revision: 2.0