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Update to increase the performance of the network redirector
Article ID: 811169 - View products that this article applies to.
When you access files over a network, you may sometimes notice a small delay.
This problem occurs because the current redirector code in Windows XP performs certain operations that may affect performance when you access files over a network.
The Windows XP redirector currently performs the following behaviors that can affect performance:
Service pack informationTo resolve this problem, obtain the latest service pack for Windows XP. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/322389/ )How to obtain the latest Windows XP service pack
Hotfix informationA 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. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.
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, contact 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.
File informationThe 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 tool in Control Panel.
This update performs the following:
Date Time Version Size File name Platform ------------------------------------------------------------------ 03-Dec-2002 19:34 5.1.2600.1147 399,488 Mrxsmb.sys 03-Dec-2002 19:34 5.1.2600.1147 154,752 Rdbss.sys 03-Dec-2002 19:35 5.1.2600.1147 1,256,192 Mrxsmb.sys IA-64 03-Dec-2002 19:35 5.1.2600.1147 488,704 Rdbss.sys IA-64
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. This problem was first corrected in Microsoft Windows XP Service Pack 2.
After you install this update, performance benchmarking utilities such as Netbench may show a throughput increase of up to 21 percent.
Article ID: 811169 - Last Review: December 1, 2007 - Revision: 5.2