Article ID: 823700 - Last Review: December 3, 2007 - Revision: 3.3 FIX: Your computer may run slowly when you use Active Directory Service Interfaces scripts in a program to administer IIS on a computer that is running Windows Server 2003, Windows 2000, or Windows XP
On This PageSYMPTOMSWhen you run a program that uses multiple threads and Active Directory Service Interfaces scripts to query Microsoft Internet Information Services (IIS), memory usage on your computer may greatly increase, or the program may stop responding (hang). This problem occurs on computers that are running one of the following operating systems:
CAUSE Active Directory Service Interfaces provider has a per-thread information cache. This problem occurs because the information in this cache is not cleared when a thread is terminated. Therefore, when you use multiple threads to query IIS by using Active Directory Service Interfaces, memory is used by each of these threads. However, the memory is not released. Therefore, the program may run out of memory. This problem affects all the following versions of IIS:
RESOLUTIONWindows Server 2003Hotfix 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=support
(http://support.microsoft.com/contactus/?ws=support)
Note 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.PrerequisitesNo prerequisites are required.Restart requirementYou do not have to restart your computer after you apply this hotfix.Hotfix replacement informationThis hotfix does not replace any other hotfixes.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.Windows Server 2003 32-bit editionDate Time Version Size File name Platform ------------------------------------------------------------------ 03-Jul-2003 11:39 6.0.3790.67 274,432 Adsiis.dll x86 03-Jul-2003 11:39 6.0.3790.67 75,264 Iisext.dll x86 Windows Server 2003 64-bit editionDate Time Version Size File name Platform ------------------------------------------------------------------ 03-Jul-2003 11:43 6.0.3790.67 548,864 Adsiis.dll IA-64 03-Jul-2003 11:43 6.0.3790.67 209,408 Iisext.dll IA-64 03-Jul-2003 11:39 6.0.3790.67 274,432 Wadsiis.dll x86 03-Jul-2003 11:39 6.0.3790.67 75,264 Wiisext.dll x86 Windows XPHotfix 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=support
(http://support.microsoft.com/contactus/?ws=support)
Note 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.PrerequisitesThis hotfix requires Windows XP Service Pack 1 (SP1).Restart RequirementYou do not have to restart your computer after you apply this hotfix.Hotfix replacement informationThis hotfix does not replace any other hotfixes.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.Windows XP 32-bit editionDate Time Version Size File name Platform ----------------------------------------------------------------- 24-Jul-2003 07:31 5.1.2600.1251 250,880 Adsiis51.dll x86 24-Jul-2003 07:31 5.1.2600.1251 60,416 Iisext51.dll x86 Windows XP 64-bit editionDate Time Version Size File name Platform ------------------------------------------------------------------ 24-Jul-2003 07:31 5.1.2600.1251 518,656 Adsiis51.dll IA-64 24-Jul-2003 07:31 5.1.2600.1251 207,360 Iisext51.dll IA-64 Windows 2000Hotfix 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.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, submit a request to 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=support
(http://support.microsoft.com/contactus/?ws=support)
Note 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.PrerequisitesThis hotfix requires Windows 2000 Service Pack 4 (SP4).Restart requirementYou do not have to restart your computer after you apply this hotfix.Hotfix replacement informationThis hotfix does not replace any other hotfixes.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.Date Time Version Size File name -------------------------------------------------------------- 08-Aug-2003 06:37 5.0.2195.6801 248,080 Adsiis.dll 08-Aug-2003 06:37 5.0.2195.6801 57,104 Iisext.dll STATUSMicrosoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. MORE INFORMATIONFor additional information about IIS Active Directory Service Interfaces provider, visit the following Microsoft Web site: http://msdn2.microsoft.com/en-us/library/ms524997.aspx
(http://msdn2.microsoft.com/en-us/library/ms524997.aspx)
For additional information about how hotfix packages are named, click the following article number to view the article in the Microsoft Knowledge Base:816915
(http://support.microsoft.com/kb/816915/
)
New file naming schema for Microsoft Windows software update packages
For additional information about the standard terminology that is used to describe Microsoft software updates, click the following article number to view the article in the Microsoft Knowledge Base:
824684
(http://support.microsoft.com/kb/824684/
)
Description of the standard terminology that is used to describe Microsoft software updates
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