Symptoms
An "out of memory" error may occur even when there are many free pages in Microsoft SQL Server. Additionally, you receive a message that resembles the following:
date time Failed to allocate reserved pages: FAIL_RESERVED_PAGE_ALLOCATION 1
Note: This is frequently observed when running DBCC CHECKDB, but is not exclusive to this command.
Resolution
A fix for this issue is included in the following updates for SQL Server:
About SQL Server builds
Each new build for SQL Server contains all the hotfixes and security fixes that were in the previous build. We recommend that you install the latest build for your version of SQL Server:
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
References
Learn about the standard terminology Microsoft uses to describe software updates.