Symptoms
Assume that you use the DTExec utility to run jobs to process Microsoft SQL Server 2012 Analysis Services (SSAS) or SSAS 2014 data mining models. After the processing finishes, the client keeps running infinitely with very high CPU consumption. However, you cannot find the related thread that is running in the SSAS server.
Resolution
Cumulative Update information
The feature improvement was introduced in the following cumulative update of 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. Check out the latest 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.