FIX: Affinity mask does not work correctly for NUMA nodes in SQL Server 2016 Analysis Services

Applies to: SQL Server 2016 DeveloperSQL Server 2016 EnterpriseSQL Server 2016 Enterprise Core

Symptoms


Assume that you use a tabular instance of Microsoft SQL Server 2016 Analysis Services on a computer that has multiple NUMA nodes. If more than one NUMA node is mapped to the same processor group, you can only set the group affinity for a subset of the NUMA nodes. For example, if you have four NUMA nodes mapped to one processor group, only one of the NUMA nodes can be used.

Resolution


This problem was fixed in the following cumulative updates for 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 terminology Microsoft uses to describe software updates.