Microsoft KB Archive/891070

= Packet-writing programs for optical media recording devices run slower than expected on Windows XP Service Pack 2-based computers =

Article ID: 891070

Article Last Modified on 8/29/2007

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APPLIES TO


 * Microsoft Windows XP Home Edition
 * Microsoft Windows XP Professional

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SYMPTOMS
When you try to use a packet-writing program for optical media recording devices on a Microsoft Windows XP Service Pack 2 (SP2)-based computer, the program may run slower than expected.



CAUSE
This problem occurs after you install Windows XP SP2. Windows XP SP2 introduced a change in cache management. This change causes write operations to the optical disk to occur nonsequentially.



Hotfix information
A supported hotfix is now 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 service pack that contains this hotfix.

To resolve this problem, submit a request to Microsoft Online Customer Services to obtain the hotfix. To submit an online request to obtain the hotfix, visit the following Microsoft Web site:

http://go.microsoft.com/?linkid=6294451

Note If additional issues occur or 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. To create a separate service request, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support

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 tool in Control Panel.

  Date         Time   Version         Size       File name --  04-Jan-2005  20:01  5.1.2600.2591   2,135,552  Ntkrnlmp.exe 04-Jan-2005 18:12  5.1.2600.2591   2,056,832  Ntkrnlpa.exe 04-Jan-2005 18:12  5.1.2600.2591   2,015,232  Ntkrpamp.exe 04-Jan-2005 19:55  5.1.2600.2591   2,179,456  Ntoskrnl.exe



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section.



MORE INFORMATION
For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

824684 Description of the standard terminology that is used to describe Microsoft software updates

Keywords: kbqfe kbhotfixserver kbwinxpsp3fix kbwinxppresp3fix kbfix kbbug KB891070

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