FIX: Program Runs More Slowly After Migration from MTS on Windows NT 4.0 to COM+ on Windows 2000 (275878)


The information in this article applies to:

  • Microsoft Windows 2000 Server SP1
  • Microsoft Windows 2000 Advanced Server SP1
This article was previously published under Q275878

SYMPTOMS

When you migrate a program from Microsoft Transaction Server (MTS) packages on Microsoft Windows NT version 4.0 to Microsoft COM+ components on Windows 2000, the program may consistently run much more slowly and may also require significantly more CPU resources.

CAUSE

This behavior occurs because the CLSIDFromProgIdEx function runs more slowly on Windows 2000 than on Windows NT 4.0.

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
   ----------------------------------------------------------
   10/03/2000  10:58a  2000.2.3464.0    165,648  catsrv.dll
   10/03/2000  10:58a  2000.2.3464.0    571,152  catsrvut.dll
   10/03/2000  10:58a  2000.2.3464.0     95,504  clbcatex.dll
   10/03/2000  10:58a  2000.2.3464.0    508,176  clbcatq.dll
   10/03/2000  10:58a  2000.2.3464.0     37,648  colbact.dll
   10/03/2000  10:58a  2000.2.3464.0  1,397,520  comsvcs.dll
   10/03/2000  10:58a  2000.2.3464.0    805,632  dtcsetup.exe
   10/03/2000  10:58a  2000.2.3464.0    234,256  es.dll
   10/03/2000  10:58a  2000.2.3464.0    641,296  msdtcprx.dll
   10/03/2000  10:58a  2000.2.3464.0  1,120,528  msdtctm.dll
   10/03/2000  10:58a  2000.2.3464.0     52,496  mtxclu.dll
   10/03/2000  10:58a  2000.2.3464.0     23,824  mtxdm.dll
   10/03/2000  10:58a  2000.2.3464.0    104,208  mtxoci.dll
   10/03/2000  11:13a  5.0.2195.2407    938,768  ole32.dll
   10/03/2000  11:13a  5.0.2195.2407    184,592  rpcss.dll
   10/03/2000  10:58a  2000.2.3464.0    382,736  txfaux.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 2.
Modification Type:MinorLast Reviewed:9/26/2005
Keywords:kbHotfixServer kbQFE kbAppDev kbbug kbDCOM kbfix kbPerformance kbWin2000PreSP2Fix w2000apps w2000com w2000perf KB275878
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