Article ID: Q165335 PRODUCT iis TITLE : Performance degradation due to memory leak in ASP.DLL VERSION(S):IIS3.0 ASP 1.0B OP SYS(S) WINDOWS SECURITY :PUBLIC ---------------------------------------------------------------------------------------- The information in this article applies to: Microsoft Internet Information Server, versions 3.0 •Microsoft Active Server Pages 1.0b ----------------------------------------------------------------------------------------- SYMPTOMS ======== If you are running Active Server Pages version 1.0b on Microsoft Internet Information Server (IIS) version 3.0, you may experience performance problems. It may take a long time for you to notice these performance problems, depending on how often the Active Server Pages are accessed. CAUSE ===== These performance problems are caused by a memory leak in Asp.dll. You can confirm this with Performance Monitor. RESOLUTION ========== A hotfix has been posted to the following Internet location. You can download the self-extracting files from the following service: Internet (anonymous FTP) ftp ftp.microsoft.com Change to the bussys/winnt/winnt-public/fixes/usa/ nt40/hotfixes-postsp3/asp-fix/ folder. Get Readme.1st (for instructions on downloading and installing the hotfix) -or- Use the following full URL on your client browser: FTP://ftp.microsoft.com/bussys/winnt/winnt-public/fixes/usa/ nt40/hotfixes-postSP3/asp-fix/readme.1st NOTE: THIS FIX IS ONLY FOR MICROSOFT ACTIVE SERVER PAGES VERSION 1.0B. DO NOT APPLY TO ACTIVE SERVER PAGES VERSIONS 1.0 OR 1.OA. REFERENCE ========= For additional information, please see the following article in the Microsoft Knowledge Base: ARTICLE-ID: Q150934 TITLE : How to Create a Performance Monitor Log for NT Troubleshooting STATUS ====== Microsoft has confirmed this to be a problem in Microsoft Active Server Pages version 1.0b. A supported fix is now available, but has not been fully regression-tested and should be applied only to systems experiencing this specific problem. Unless you are severely impacted by this specific problem, Microsoft recommends that you wait for the next Service Pack that contains this fix. Contact Microsoft Technical Support for more information. ------------------------------------------------------------------------ Keywords : indxregistry kberrmsg kbusage Version : 1.0 3.0 Platform : WinNT ------------------------------------------------------------------------ THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY.