Microsoft KB Archive/829585

= FIX: The ASP.NET worker process may cause high CPU usage when it hosts a remoting server =

Article ID: 829585

Article Last Modified on 4/7/2006

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APPLIES TO


 * Microsoft .NET Framework 1.1

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SYMPTOMS
When Microsoft ASP.NET hosts a Microsoft .NET Framework remoting server, the ASP.NET worker process may consume high CPU usage (close to 100 percent) under a very heavy load.



Software update information
A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Only apply it to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, Microsoft recommends that you wait for the next Microsoft .NET Framework 1.1 service pack 1 that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:

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

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.

Prerequisites
.NET Framework 1.1

Restart requirement
You must restart the ASP.NET worker process.

File information
The English version of this software update has the file attributes (or later) 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                                         Platform --- 25-Sep-2003 19:32  1.1.4322.949    258,048  Aspnet_isapi.dll                                  x86 25-Sep-2003 19:32  1.1.4322.949     20,480  Aspnet_regiis.exe                                 x86 25-Sep-2003 19:32  1.1.4322.949     32,768  Aspnet_state.exe                                  x86 25-Sep-2003 19:32  1.1.4322.949     32,768  Aspnet_wp.exe                                     x86 16-May-2003 01:49                   33,522  Installpersistsqlstate.sql 16-May-2003 01:49                   34,150  Installsqlstate.sql 25-Sep-2003 19:23  1.1.4322.949     94,208  Perfcounter.dll                                   x86 26-Sep-2003 20:32  1.1.4322.949  1,216,512  System.dll                                        x86 26-Sep-2003 20:31  1.1.4322.949    241,664  System.messaging.dll                              x86 26-Sep-2003 20:32  1.1.4322.949    323,584  System.runtime.remoting.dll                       x86 26-Sep-2003 20:31  1.1.4322.949    131,072  System.runtime.serialization.formatters.soap.dll  x86 26-Sep-2003 20:32  1.1.4322.949  1,253,376  System.web.dll                                    x86 26-Sep-2003 20:32  1.1.4322.949    819,200  System.web.mobile.dll                             x86 26-Sep-2003 20:32  1.1.4322.949    569,344  System.web.services.dll                           x86 26-Sep-2003 20:33  1.1.4322.949  1,335,296  System.xml.dll                                    x86 25-Sep-2003 19:27                   14,472  Webuivalidation.js



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



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: kbbug kbfix kbqfe kbnetframe110presp1fix kbhotfixserver KB829585

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