Let's talk about database application benchmarking.This is a skill set which, in my opinion, is one of the major differentiators between a journeyman-level DBA and a true master of the trade. In this article published in my monthly column at Database Trends & Applications magazine, I'll give you a brief introduction to TPC benchmarks and, ...

Here's a quick tip for you:During some restore operations on Microsoft SQL Server, the transaction log redo step might be taking an unusually long time.  Depending somewhat on the version and edition of SQL Server you've installed, you may be able to increase performance by tinkering with the readahead performance for the redo operations. ...

The PerfMon Counters That Just Won't DieOne of the things that's simultaneously great and horrible about the Internet is that once something gets posted out in the ether, it basically never goes away.  (Some day, politicians will realize this.  We can easily fact check their consistency).  Because of longevity of content posted to ...

SQL Server comes with a wide array of tools for monitoring your environment. There are logs and traces that provide information when errors occur, but these are often used passively to react to events that have already occurred.  There's PerfMon, and Profiler, and loads of Dynamic Management Views to check.  But where to look? As ...

First off - the Pain of the Week webcast series has been renamed.  It's now known as The Expert's Perspective.  Please join us for future webcasts and, if you're interested in speaking, drop me a note to see if we can get you on the roster! The bigger your databases get, the longer backups take. That doesn't really seem like a ...

Interested in my various performance tuning and troubleshooting videos about SQL Server?  These videos feature my good buddies (and uber-SQL Server experts) Brent Ozar (blog | twitter) and Buck Woody (blog | twitter).  View these insight-packed training videos from our SQL Server training events originally presented on ...

I profiled Adam Machanic's (blog | twitter) excellent stored procedure, SP_WHOISACTIVE, back in August of 2010 in my monthly SQLMag column, Tool Time.  Adam has been diligent about maintaining the tool and adding new features. Read the details on my SQLMag Tool Time column (here - ...

One of the things that I enjoy about working for Quest Software is that we give back copiously to the community.  From activities and offerings like SQLServerPedia, to our free posters mailed anywhere in North America (and don't forget the free hi-res PDFs for the rest of the world), Don't forget that free DVDs of our virtual conferences ...

I first wrote about useful database maintenance scripts on my SQLBlog account way back in 2008. Hmmm - now that I think about it, I first wrote about my own useful database maintenance scripts in a journal called SQL Server Professional back in the mid-1990's on SQL Server v6.5 or some such. But I digress... Anyway, I pointed out a couple ...

For some reason, the title of this blog post makes me grin because it evokes a mental image of one guy trying to comically strangle another guy.  But I digress…   Speaking at a user group meeting recently, an attendee asked whether the mirroring process had any capability to speed up or slow down its workload according to the amount of ...