Microsoft Message Queue Server Performance Decreases After You Install Windows 2000 Service Pack 2 (318216)

The information in this article applies to:

Microsoft Windows 2000 Server SP2
Microsoft Windows 2000 Advanced Server SP2
Microsoft Windows 2000 Professional SP2
Microsoft Message Queuing 2.0

This article was previously published under Q318216

SYMPTOMS

After you install Windows 2000 Service Pack 2 (SP2), the performance of Microsoft Message Queue Server (MSMQ) may substantially decrease. Note that this problem only occurs on multiprocessor computers where MSMQ is experiencing a high level of throughput.

CAUSE

This problem may occur because a performance regression exists in Windows 2000 SP2 that did not exist in earlier versions of Windows 2000.

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

   Date         Time   Version        Size       File name
   ----------------------------------------------------------
   27-Feb-2002  00:46  5.0.2195.4984  1,686,976  Ntkrnlmp.exe
   27-Feb-2002  00:48  5.0.2195.4984  1,686,720  Ntkrnlpa.exe
   27-Feb-2002  00:48  5.0.2195.4984  1,707,392  Ntkrpamp.exe
   27-Feb-2002  00:46  5.0.2195.4984  1,664,640  Ntoskrnl.exe

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

Modification Type:	Minor	Last Reviewed:	9/27/2005
Keywords:	kbHotfixServer kbQFE kbbug kbenv kbfix kbOSWin2000fix kbWin2000PreSP3Fix kbWin2000sp3fix KB318216