FIX: The merge process takes four to six hours when you merge a changeset that contains more than 900 changes by using Visual Studio 2008 Team Foundation Server Service Pack 1

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When you merge a changeset that contains more than 900 changes by using Microsoft Visual Studio 2008 Team Foundation Server Service Pack 1 (SP1), it takes approximately four to six hours to complete the merging process. However, it typically takes a short amount of time. Additionally, if you monitor the performance on the application tier and on the database tier, no significant resource usage is consumed.

Hotfix information

A supported hotfix is now available from Microsoft. However, it is intended to correct only the problem that this article describes. Apply it only to systems that are experiencing this specific problem.

To resolve this problem, contact Microsoft Customer Support Services to obtain the hotfix. For a complete list of Microsoft Customer Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.


You must have Visual Studio 2008 Team Foundation Server SP1 installed to apply this hotfix.

Restart requirement

You do not have to restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

File information

The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.
File nameFile versionFile sizeDateTimePlatform
Microsoft.teamfoundation.c lient.dll9.0.30729.4012278,52823-Jan-200908:39x86
Microsoft.teamfoundation.databaseinstaller. dll9.0.30729.40124,399,10423-Jan-200908:40x86
Microsoft.teamfoundation.dll9.0.30 729.40121,060,86423-Jan-200908:39x86
Microsoft.teamfoundation.server.admin.dll9.0.30729.4012163,84023-Jan-200908:39x86 mon.integration.dll9.0.30729.401232,76823-Jan-200908:39x86
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
TFS performance merge resolve slow

Article ID: 961771 - Last Review: 01/16/2015 10:41:00 - Revision: 2.0

Microsoft Visual Studio Team System 2008 Team Foundation Server Service Pack 1

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