Windows 2000 Advanced Server May Stop Responding on Computers with More Than Eight Virtual CPUs (823748)



The information in this article applies to:

  • Microsoft Windows 2000 Advanced Server

SYMPTOMS

When you restart a computer that is running Windows 2000 Advanced Server, the computer may stop responding (hang). When this problem occurs, only a text cursor appears in the upper-left corner of a blank screen after you restart the computer.

CAUSE

This problem occurs on computers that have CPUs that support symmetric multithreading. On computers with symmetric multithreading activated, each physical CPU is presented as two CPUs (one physical CPU and one virtual CPU). The problem that this article describes may occur on computers where the total number of CPUs (including the virtual CPUs) is more than eight.

RESOLUTION

Hotfix Information

A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that this article describes. Apply it only to systems that are experiencing this specific problem.

To resolve this problem, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone numbers and information about support costs, visit the following Microsoft Web site: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

There are no prerequisites for this hotfix.

Restart Requirement

You do not have to restart your computer after you apply this hotfix.

Hotfix Replacement Information

This hotfix does not replace any other hotfixes.

File Information

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 tool in Control Panel.
   Date         Time   Version        Size    File name
   -------------------------------------------------------
   07-Aug-2003  17:48  5.0.2195.6801  83,456  Halaacpi.dll
   07-Aug-2003  17:48  5.0.2195.6801  67,872  Halacpi.dll 
   07-Aug-2003  17:48  5.0.2195.6801  93,536  Halapic.dll 
   07-Aug-2003  17:48  5.0.2195.6801  84,288  Halmacpi.dll
   07-Aug-2003  17:48  5.0.2195.6801  95,008  Halmps.dll
 

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.

Modification Type:MinorLast Reviewed:10/28/2005
Keywords:kbHotfixServer kbQFE kbWin2000preSP5fix kbQFE kbfix kbBug KB823748 kbAudITPRO