DOCUMENT:Q308335  15-AUG-2002  [iis]
TITLE   :Access Violation in IIS When Web Server Is Under a Heavy Load
PRODUCT :Internet Information Server
PROD/VER::2000,2000 SP1,2000 SP2,5.0
OPER/SYS:
KEYWORDS:kbCOMIS kbWin2000PreSP3Fix kbWin2000sp3fix

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The information in this article applies to:

 - Microsoft Internet Information Services version 5.0 
 - Microsoft Windows versions 2000, 2000 SP1, 2000 SP2 Advanced Server 
 - Microsoft Windows versions 2000, 2000 SP1, 2000 SP2 Server 
 - Microsoft Windows versions 2000, 2000 SP2 Datacenter Server 
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SYMPTOMS
========

On a heavily loaded Web server, you may receive an access violation (AV) error
in Internet Information Services (IIS).

CAUSE
=====

Under a heavy load, or during stress testing, IIS may stop responding (hang)
during a call to the SetLocale function. This behavior occurs when IIS makes
many and repeated SetLocale calls, and it is caused by a code deficiency in the
SetLocale function pointer.

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:

   Q260910 How to Obtain the Latest Windows 2000 Service Pack

The English-language version of this fix should have the following file
attributes or later:

   Date         Time   Version        Size    File name
   -------------------------------------------------------
   02-Oct-2001  22:40  5.0.2195.4450  70,416  Metadata.dll


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.

Additional query words: kbIISCom

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Keywords          : kbCOMIS kbWin2000PreSP3Fix kbWin2000sp3fix 
Technology        : kbwin2000AdvServ kbwin2000AdvServSearch kbwin2000DataServ kbwin2000DataServSearch kbwin2000Serv kbwin2000ServSearch kbwin2000Search kbiisSearch kbiis500 kbWinAdvServSearch kbWinDataServSearch kbWin2000AdvServSP2 kbWin2000AdvServSP1 kbWin2000DataServSP2 kbwin2000ServSP1 kbwin2000ServSP2
Version           : :2000,2000 SP1,2000 SP2,5.0
Hardware          : x86
Issue type        : kbbug
Solution Type     : kbfix

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