Niels Berglund

Microsoft SQL Server R Services - Internals XI

What are the two strange TCP/IP packets sent from SQL Server to SqlSatellite, and who sends them?

Posted by nielsb on Friday, October 20, 2017

Microsoft SQL Server R Services - Internals X

Here we look at how data is sent to SqlSatellite. We use WinDbg, WireShark and other cool stuff!

Posted by nielsb on Tuesday, August 29, 2017

Microsoft SQL Server R Services - Internals IX

Where we look at SqlSatellite and communication between SQL Server R Services components

Posted by nielsb on Friday, August 18, 2017

Microsoft SQL Server R Services - Internals VIII

Here we look at some of the components the launchpad service loads; Rterm.exe, BxlServer.exe, etc.

Posted by nielsb on Saturday, July 22, 2017

Microsoft SQL Server R Services - Internals VII

We look at the files and sub-directories created when executing sp_execute_external_script.

Posted by nielsb on Tuesday, July 11, 2017

Microsoft SQL Server R Services - Internals VI

This post looks at the directories created by the launchpad service in SQL Server R Services when executing an external script.

Posted by nielsb on Tuesday, May 16, 2017

Microsoft SQL Server R Services - Internals V

More about the launchpad service and RTerm processes in relation to parallelism in SQL Server R Services.

Posted by nielsb on Monday, May 1, 2017

Microsoft SQL Server R Services - Internals IV

Launchpad service, number of processes, process pool. More about process creation in the launchpad service

Posted by nielsb on Sunday, April 23, 2017

Microsoft SQL Server R Services - Internals III

SQL Server R Services series. Here we look at what happens when the launchpad service creates processes in SQL Server R Services.

Posted by nielsb on Thursday, April 13, 2017

Microsoft SQL Server R Services - Internals II

SQL Server R Services series. In this post we look at what happens inside the launchpad service.

Posted by nielsb on Sunday, April 2, 2017

Technology musings about coding and data. Some topics: .NET, SQL Server, AI/ML, Big Data, Streaming, Kafka, Azure Data Explorer, and a lot more.