SQLServer

Running a TPC-C workload on SQL Server

I have a lot of customers with some impressive SQL Server workloads, those databases are several hundred GB large, with several hundred simultaneous users – just great environments for performance tuning and troubleshooting. Some weeks ago I thought about how I can simulate such workloads in my own environment, so that I can make my …

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My new event series across Europe: SQL Server 2012 Deep Dive Days

I’m very proud to announce today that I’m running next year a new event series across Europe: the SQL Server 2012 Deep Dive Days. You can learn in this 3 day event all about the new things in SQL Server 2012. The event series is currently planned for the following cities around Europe: March 3 …

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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 …

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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 …

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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 …

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