Microsoft KB Archive/822006

= The Exchange Information Store service uses more CPU capacity than you expect =

Article ID: 822006

Article Last Modified on 10/26/2006

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APPLIES TO


 * Microsoft Exchange Server 5.5 Standard Edition

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SYMPTOMS
The Microsoft Exchange Information Store service (Store.exe) uses more of the available CPU resources than you expect. If you view the Processes tab in Windows Task Manager, CPU utilization for Store.exe may reach up to 100%.



CAUSE
This issue may occur when Microsoft Exchange Server 5.5 processes a message that contains an incorrect header.



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 phone numbers and information about support costs, visit the following Microsoft Web site:

http://support.microsoft.com/default.aspx?scid=fh;[LN;CNTACTMS]

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.

File information
The English version of this hotfix has the file attributes (or later) 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 --  04-Aug-2003  10:05  5.5.2657.58       491,280  Mdbmsg.dll 04-Aug-2003 10:13  5.5.2657.58     2,631,440  Store.exe



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section.



MORE INFORMATION
For additional information about how hotfix packages are named, click the following article number to view the article in the Microsoft Knowledge Base:

817903 New naming schema for Exchange Server hotfix packages

For additional information about the terminology that is used to describe Microsoft software updates, 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

Keywords: kbhotfixserver kbqfe kbbug kbfix kbqfe KB822006

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