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Load Testing Tabular

I while back I did a TechEd presentation “Can Your BI Solution Scale?”, when I discussed a methodology for load testing SSAS and SSRS. A customer wanted to ensure that its Tabular model can scale to thousands of deployed users when it goes live. You can still use the excellent Microsoft-originated AS Load Sim framework that I demonstrated in the presentation to load test Tabular. And you can use It can send both MDX and DAX queries. The project allows you to parametrize queries by using tupples from MDX sets. For example, if you want to parameterize a query by month, you can specify the set NonEmpty( [Date].[Calendar].[Month].Members, [Measures].[Internet Sales Amount] ). Then, the framework executes the set and assigns tupples from the set in random so you don’t just get cached results from the same query.

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Tags: management, performance, tabular

 

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