When you insert data into memory-optimized tables in Microsoft SQL Server 2016, checkpoint file pairs of the memory-optimized tables may grow continuously. This eventually consumes far too much disk space. If you query the sys.dM_db_xtp_checkpoint_files Dynamic Management View (DMV), a large number of checkpoint file pairs that are in the PRECREATED state is returned in the result.
This issue is fixed in the following cumulative updates for SQL Server:
Each new build for SQL Server 2016 contains all the hotfixes and all the security fixes that were included with the previous build. We recommend that you install the latest build for SQL Server 2016.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Learn about the terminology that Microsoft uses to describe software updates.