FIX: You may experience a performance degradation issue when you try to compile and to run a C++ program in Windows Services for UNIX 3.5 (885937)



The information in this article applies to:

  • Microsoft Windows Services for UNIX 3.5

SYMPTOMS

You may experience a performance degradation issue when you try to compile and to run a C++ program in Microsoft Windows Services for UNIX 3.5.

CAUSE

This issue occurs when the C++ program uses one of the following during reading or during writing the floating point numbers:
  • ifstream with the >> operator
  • ofstream with the << operator
Note This issue does not occur in Windows Services for UNIX 3.0.

RESOLUTION

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.

Restart requirement

You must restart your computer to make sure that all the Portable Operating System Interface for UNIX (POSIX) processes use the updated Psxdll.dll file.

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     
   ----------------------------------------------------------------
   26-Oct-2004 02:43 8.0.1969.19 333,312 Psxdll.dll                                           

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

MORE INFORMATION

For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

824684 Description of the standard terminology that is used to describe Microsoft software updates


Modification Type:MinorLast Reviewed:6/2/2006
Keywords:kbPerformance kbQFE kbHotfixServer KB885937 kbAudITPRO kbAudDeveloper