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FIX: Performance is slow when you open and read event files (.xel) by using XEvent Linq reader in SQL Server 2012 or SQL Server 2014

Performance is slow when you open and read event files (.xel) by using XEvent Linq reader in Microsoft SQL Server 2012 or SQL Server 2014.

Service pack information

This problem requires a client fix, not a SQL Server engine fix.

Note This change doesn't affect sys.fn_xe_file_target_read_file.

To resolve this problem, get Service Pack 3 (SP3) for SQL Server 2012.

For more information about SQL Server 2012 SP3, see bugs that are fixed in SQL Server 2012 Service Pack 3.

Cumulative Update information

The issue was first fixed in the following cumulative update of SQL Server.

Recommendation: Install the latest cumulative update for SQL Server
Each new cumulative update for SQL Server contains all the hotfixes and all the security fixes that were included with the previous cumulative update. We recommend that you download and install the latest cumulative updates for SQL Server:
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Note This is a "FAST PUBLISH" article created directly from within the Microsoft support organization. The information contained herein is provided as-is in response to emerging issues. As a result of the speed in making it available, the materials may include typographical errors and may be revised at any time without notice. See Terms of Use for other considerations.

Article ID: 3112710 - Last Review: 12/22/2015 02:54:00 - Revision: 3.0

Microsoft SQL Server 2012 Developer, Microsoft SQL Server 2012 Enterprise, Microsoft SQL Server 2012 Standard, Microsoft SQL Server 2014 Service Pack 1, Microsoft SQL Server 2014 Developer, Microsoft SQL Server 2014 Enterprise, Microsoft SQL Server 2014 Standard

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