ASP.NET 2.0: FIX: You experience high memory usage in the W3wp.exe process when you run an ASP.NET 2.0-Web application that receives many requests from mobile devices

SUPPORT SOLUTION:
You create an ASP.NET 2.0 Web-based application. The Web-based application receives many requests from mobile devices. After you run the application for some time, the memory consumption of the W3wp.exe process grows very large. Additionally, you experience out of memory exception errors on the web server.This issue occurs because the MobileCapabilities object does not expire from the cache as expected.Hotfix information
2, ‘resolution’);
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 website:http://support.microsoft.com/contactus/?ws=support
(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
3, ‘resolution’);
You must have Microsoft .NET Framework 2.0 Service Pack 1 (SP1) installed to apply this hotfix. You must apply this hotfix on Windows XP and Windows Server 2003.Restart requirement
3, ‘resolution’);
You may have to restart the computer after you apply this hotfix if any of the affected files are in use when you install it. You may not have to restart the system if you close all ASP.NET Web sites before you install this hotfix.Hotfix replacement information
3, ‘resolution’);
This hotfix does not replace any other hotfixes.File information
3, ‘resolution’);

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.Windows XP and Windows Server 2003, x86-based version
4, ‘resolution’);
Collapse this tableExpand this tableFile nameFile versionFile sizeDateTimePlatformAspnet_perf.dll2.0.50727.188530,04018-Jun-201006:10×86Aspnet_perf.hNot applicable6,53718-Jun-201006:10Not applicableAspnet_perf.iniNot applicable897,67618-Jun-201006:10Not applicableAspnet_perf2.iniNot applicable895,67818-Jun-201006:10Not applicableAspnet_state_perf.hNot applicable31818-Jun-201006:10Not applicableAspnet_wp.exe2.0.50727.188530,03218-Jun-201006:10×86System.web.dll2.0.50727.18855,185,53618-Jun-201006:10×86Webengine.dll2.0.50727.1885430,41618-Jun-201006:10×86Windows XP and Windows Server 2003, x64-based version
4, ‘resolution’);
Collapse this tableExpand this tableFile nameFile versionFile sizeDateTimePlatformAspnet_perf.dll2.0.50727.188530,04018-Jun-201006:10×86Aspnet_perf.dll2.0.50727.188537,72018-Jun-201002:25×64Aspnet_perf.hNot applicable6,53717-Jun-201022:38Not applicableAspnet_perf.hNot applicable6,53718-Jun-201006:10Not applicableAspnet_perf.iniNot applicable897,68217-Jun-201022:47Not applicableAspnet_perf.iniNot applicable897,67618-Jun-201006:10Not applicableAspnet_perf2.iniNot applicable895,68417-Jun-201022:47Not applicableAspnet_perf2.iniNot applicable895,67818-Jun-201006:10Not applicableAspnet_state_perf.hNot applicable31817-Jun-201022:38Not applicableAspnet_state_perf.hNot applicable31818-Jun-201006:10Not applicableAspnet_wp.exe2.0.50727.188530,03218-Jun-201006:10×86Aspnet_wp.exe2.0.50727.188541,80818-Jun-201002:25×64System.web.dll2.0.50727.18855,185,53618-Jun-201006:10×86System.web.dll2.0.50727.18855,263,36018-Jun-201002:30×64Webengine.dll2.0.50727.1885430,41618-Jun-201006:10×86Webengine.dll2.0.50727.1885734,54418-Jun-201002:25×64Windows XP and Windows Server 2003, IA64-based versio
4, ‘resolution’);
Collapse this tableExpand this tableFile nameFile versionFile sizeDateTimePlatformAspnet_perf.dll2.0.50727.188530,04018-Jun-201006:10×86Aspnet_perf.dll2.0.50727.188579,70418-Jun-201004:40IA-64Aspnet_perf.hNot applicable6,53718-Jun-201006:10Not applicableAspnet_perf.hNot applicable6,53718-Jun-201000:26Not applicableAspnet_perf.iniNot applicable897,68218-Jun-201000:38Not applicableAspnet_perf.iniNot applicable897,67618-Jun-201006:10Not applicableAspnet_perf2.iniNot applicable895,68418-Jun-201000:38Not applicableAspnet_perf2.iniNot applicable895,67818-Jun-201006:10Not applicableAspnet_state_perf.hNot applicable31818-Jun-201006:10Not applicableAspnet_state_perf.hNot applicable31818-Jun-201000:26Not applicableAspnet_wp.exe2.0.50727.188530,03218-Jun-201006:10×86Aspnet_wp.exe2.0.50727.188580,72018-Jun-201004:38IA-64System.web.dll2.0.50727.18855,185,53618-Jun-201006:10×86System.web.dll2.0.50727.18854,743,16818-Jun-201004:40IA-64Webengine.dll2.0.50727.1885430,41618-Jun-201006:10×86Webengine.dll2.0.50727.18851,210,70418-Jun-201004:39IA-64For more information about the MobileCapabilities class and the browserCaps element, please visit the following websites:MobileCapabilities Class
(http://msdn.microsoft.com/en-us/library/system.web.mobile.mobilecapabilities(VS.80).aspx)
BrowserCaps Element (ASP.NET Settings Schema)
(http://msdn.microsoft.com/en-us/library/sk9az15a.aspx)
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the “Applies to” section.

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