Microsoft KB Archive/306411

= Operating System Performance Affected When COM+ Caches Large Quantity of Security Check Results =

Article ID: 306411

Article Last Modified on 10/30/2006

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APPLIES TO


 * Microsoft COM+ 1.0

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This article was previously published under Q306411



SYMPTOMS
When COM+ caches a large quantity of security access check results for each user for a given session, the program may affect the performance of the operating system.



CAUSE
This problem can occur because the COM+ security check cache size has an 8,000-entry limit, and this limit is hard-coded.



RESOLUTION
To resolve this problem, obtain the latest service pack for Windows 2000. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

260910 How to Obtain the Latest Windows 2000 Service Pack

The resolution for this problem is also included in Microsoft COM+ Rollup Hotfix 15. For additional information, click the article number below to view the article in the Microsoft Knowledge Base:

306417 INFO: Availability of Windows 2000 Post-Service Pack 2 COM+ Hotfix Rollup Package 15



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. This problem was first corrected in Windows 2000 Service Pack 3.



MORE INFORMATION
For additional information about how to obtain a hotfix for Windows 2000 Datacenter Server, click the article number below to view the article in the Microsoft Knowledge Base:

265173 The Datacenter Program and Windows 2000 Datacenter Server Product

For additional information about how to install multiple hotfixes with only one reboot, click the article number below to view the article in the Microsoft Knowledge Base:

296861 Use QChain.exe to Install Multiple Hotfixes with One Reboot

For additional information about how to install Windows 2000 and Windows 2000 hotfixes at the same time, click the article number below to view the article in the Microsoft Knowledge Base:

249149 Installing Microsoft Windows 2000 and Windows 2000 Hotfixes

Additional query words: kbWin2000preSP3COMRollup15Fix

Keywords: kbbug kbfix kbsecurity kbwin2000presp3fix kbwin2000sp3fix KB306411

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