Klaus Aschenbrenner

Why SQL Server is using so LESS memory

Today I want to talk about a phenomenon regarding memory management in SQL Server. A few weeks ago I had a consulting customer where we made some SQL Server performance improvements. As a side note the customer asked me, why SQL Server isn’t using as much memory as possible on their production system. Their database …

Why SQL Server is using so LESS memory + read more

Correction of my unfair and incorrect words against SQLWorkshops.com

On October 18, 2011 I have made unfair and incorrect words on Twitter, Facebook, LinkedIn, and Xing against the owners of SQLWorkshops.com. Because of this misbehavior of me, I got a so-called dissuasion letter from SQLWorkshops.com, which I have signed today, because I’m committing me now not to make such unfair and incorrect words any …

Correction of my unfair and incorrect words against SQLWorkshops.com + read more

Troubleshooting THREADPOOL Waits

Today I want to talk about a specified wait type that can be sometimes very hard to troubleshoot: the THREADPOOL wait type. This wait type is specific to the internal thread scheduling mechanism inside SQL Server. As you might know SQL Server internally uses its own “operating system” to implement thread scheduling and memory management …

Troubleshooting THREADPOOL Waits + read more

SQL Server Indexing Day, 18. Jänner 2012 in Wien

Sie wollen SQL Server Abfragen um 100% oder gar 1000% beschleunigt haben? Gleichzeitig wollen Sie Hardware– und Lizenzkosten Ihrer SQL Server Anwendungen und deren Infrastruktur senken? Ein Wunschdenken? – Keineswegs! Mit einer gut indizierten SQL Server Datenbank können Sie Geschwindigkeitsvorteile von mehreren 100% für bestimmte Abfragen gewinnen. Als positiven Seiteneffekt senken Sie die Hardwareanforderungen an …

SQL Server Indexing Day, 18. Jänner 2012 in Wien + read more