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Thomas LaRock

Head Geek

Thomas LaRock is a Head Geek at SolarWinds and a Microsoft® Certified Master, Microsoft Data Platform MVP, VMware® vExpert, and former Microsoft Certified Trainer. He has over 20 years’ experience in the IT industry as a programmer, developer, analyst, and database administrator. LaRock has spent much of his career focused on data and database administration, which led to his being chosen as a Technical Evangelist for Confio Software in 2010, where his research and experience helped to create the initial versions of the software now known as SolarWinds® Database Performance Analyzer. LaRock has served on the board of directors for the Professional Association for SQL Server® (PASS), and is an avid blogger, author, and technical reviewer for numerous books about SQL Server management. He now focuses on working with customers to help resolve problems and answer questions regarding database performance tuning and virtualization for SQL Server, Oracle®, MySQL®, SAP®, and DB2®. He’s made it his mission to give IT and data professionals longer weekends.

Posts Featuring Thomas LaRock

SQL Server Consolidation, Part 1

I am seeing more than a handful of articles these days regarding SQL Server virtualization and/or consolidation. Lots of companies are coming forward to provide you tools that will take…

Performance Counters for Database Mirroring

We have customers using database mirroring, so I wanted to take some time to write a quick post regarding database mirroring and performance monitoring. Microsoft has published an article titled…

Performance Tuning and Time Invested

I never cared for the phrase “wasted time” when it comes to something like performance tuning. Sure, we all feel that way, especially when we spend hours on something only…

Have You Made These 5 Database Design Mistakes?

Look, everyone makes mistakes. It’s true. But not all of us have the chance to make mistakes that end up costing millions of dollars in hardware and production support costs.…

SQL Server CXPacket Wait Type

When are CXPACKET waits a problem? Note: This article, by Thomas LaRock, was posted 8/19/2013 and supercedes the previous version. This update has been made in response to comments made on the original article…

SQL Server fn_dblog() Function Details and Example

The fn_dblog() function (formerly known as the DBCC command) is one of several undocumented functions for SQL Server. It allows you to view the transaction log records in the active…

SQL Server ASYNC Network IO Wait Type

THIS ARTICLE HAS BEEN RECENTLY UPDATED AND CONTAINS NEW, TECHNICAL INFORMATION Note: For SQL2000 this wait is called NETWORKIO. The ASYNC_NETWORK_IO wait indicates that one of two scenarios are happening.…

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