XADM: Store Process Is Causing 100 Percent CPU Utilization

ID: Q215924

The information in this article applies to:

Microsoft Exchange Server, versions 5.0, 5.5

SYMPTOMS

The Microsoft Exchange Server Store process (Store.exe) is causing the CPU to run at, or near 100 percent.

CAUSE

The Store process is unable to get the next Message ID during public folder replication, therefore, running the same code in a tight loop.

RESOLUTION

Exchange Server 5.0

A supported fix that corrects this problem is now available from Microsoft, but it has not been fully regression tested and should be applied only to systems experiencing this specific problem. If you are not severely affected by this specific problem, Microsoft recommends that you wait for the next Microsoft Exchange Server version 5.0 service pack that contains this fix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the fix. For a complete list of Microsoft Product Support Services phone numbers and information on support costs, please go to the following address on the World Wide Web:

http://www.microsoft.com/support/supportnet/overview/overview.asp

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

Component: Information Store

File name	Version
Mdbmsg.dll	5.0.1461.82
Store.exe	5.0.1461.82

Exchange Server 5.5

To resolve this problem, obtain the latest service pack for Exchange Server version 5.5. For additional information, please see the following article in the Microsoft Knowledge Base:

Q191014 XGEN: How to Obtain the latest Exchange Server 5.5 Service Pack

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

Component: Information Store

File name	Version
Gapi32.dll	5.5.2528.0
Mdbmsg.dll	5.5.2528.0
Store.exe	5.5.2528.0

STATUS

Microsoft has confirmed this to be a problem in Microsoft Exchange Server versions 5.0 and 5.5. This problem was first corrected in Exchange Server 5.5 Service Pack 3.

Keywords : exc5 exc55 EXC55SP3Fix
Version : winnt:5.0,5.5
Platform : winnt
Issue type : kbbug