Article ID: 2621266 - View products that this article applies to.
Consider the following scenarios.
In either of these scenarios, the mailbox database store or the public folder database store may grow unexpectedly large.
This issue can occur if the Microsoft Exchange Information Store service does not remove the deleted messages from the database.
Cumulative update informationTo resolve this issue, install the following update rollup:
(http://support.microsoft.com/kb/2645995/ )Description of Update Rollup 1 for Exchange Server 2010 Service Pack 2
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 issue. The typical support costs will apply to additional support questions and issues that do not qualify for the specific update in question.
Note This fix is intended to fix one specific problem that may cause a database to grow larger than expected over time. There are many other scenarios that may cause unexpected database growth, and those must be addressed through other methods. Symptoms that indicate that you are seeing the orphaned deleted item problem include the following. (If you experience these symptoms, this fix may help.)
For more troubleshooting information, visit the following Microsoft TechNet website:
Troubleshooting Exchange 2007 Store Log/Database growth issues
The issue that is described in the “Symptoms” section may affect any Exchange Server 2010 environment. However, this issue typically occurs when one or more of the following conditions are true:
For more information about how to create and configure a journaling mailbox, visit the following TechNet website:
http://technet.microsoft.com/en-us/library/bb124985.aspxFor more information about how to configure deleted items retention and recoverable items quotas, visit the following TechNet website: