FIX: You experience poor performance when you validate a large amount of data in SQL Server 2012 MDS
Microsoft distributes Microsoft SQL Server 2012 fixes in one downloadable file. Because the fixes are cumulative, each new release contains all the hotfixes and all the security updates that were included with the previous SQL Server 2012 update release.
When you validate a large amount of data in SQL Server 2012 Master Data Services (MDS), you may experience poor performance in MDS. Additionally, the following message may be logged in the MDS trace log:
SQL Error Debug Info: Number: 50000, Message: Unable to acquire Lock, Server: <Name of MDS Server>, Proc: udp_SYSTEM_x_x_CHILDATTRIBUTES_ProcessRules, Line: 2356
Cumulative update information
Cumulative update package 5 for SQL Server 2012 Service Pack 1 (SP1)The fix for this issue was first released in Cumulative Update 5. For more information about how to obtain this cumulative update package for SQL Server 2012, click the following article number to view the article in the Microsoft Knowledge Base:
2861107 Cumulative update package 5 for SQL Server 2012Note Because the builds are cumulative, each new fix release contains all the hotfixes and all the security fixes that were included with the previous SQL Server 2012 fix release. We recommend that you consider applying the most recent fix release that contains this hotfix. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
2772858 The SQL Server 2012 builds that were released after SQL Server 2012 Service Pack 1 was released
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Article ID: 2863192 - Last Review: 07/15/2013 15:56:00 - Revision: 1.0
Microsoft SQL Server 2012 Service Pack 1
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