DOCUMENT:Q169693  19-APR-1999  [exchange]
TITLE   :XADM: Private Byte Memory Leak in Store.exe
PRODUCT :Microsoft Exchange
PROD/VER:4.0
OPER/SYS:
KEYWORDS:

======================================================================
-------------------------------------------------------------------------------
The information in this article applies to:

 - Microsoft Exchange Server, version 4.0 
-------------------------------------------------------------------------------


SYMPTOMS
========

Over time, the Windows NT system responsiveness starts to appears sluggish and
clients may report a gradual decrease in system performance.

You may observe that the amount of Private Bytes for Store.exe increases over
time. You can track this by monitoring the following counters in the Windows NT
Performance Monitor:

   Object: Process
   Instance: STORE
   Counter: Private Bytes

CAUSE
=====

Under certain conditions, when a Microsoft Exchange or Outlook client sets focus
to a message folder on the Microsoft Exchange Server that has a filter defined,
a small number of private bytes are leaked.


STATUS
======

Microsoft has confirmed this to be a problem in Microsoft Exchange Server,
version 4.0. This problem has been corrected in the latest U.S. Service Pack for
Microsoft Exchange Server version 4.0. For information on obtaining the Service
Pack, query on the following word in the Microsoft Knowledge Base (without the
spaces):

   S E R V P A C K


Additional query words: leak performance gradual high paging activity
======================================================================
Keywords          :  
Technology        : kbExchangeSearch kbExchange400 kbZNotKeyword2
Version           : 4.0
Issue type        : kbbug
Solution Type     : kbfix

=============================================================================

THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS
PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND.  MICROSOFT DISCLAIMS
ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.  IN NO
EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR
ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL,
CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF
MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE
POSSIBILITY OF SUCH DAMAGES.  SOME STATES DO NOT ALLOW THE EXCLUSION
OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES
SO THE FOREGOING LIMITATION MAY NOT APPLY.

Copyright Microsoft Corporation 1999.