Author Archives

On “Is a computer science degree a good goal?”

Dan Fink’s “Is a computer science degree a good goal?” has gotten my wheels going. I think it’s important to note this:Computer Science ≠ Information TechnologyNot only are these two disciplines not equal, neither is a subset of the other.One of my m…

RobB’s Question about M/M/m

Today, user RobB left a comment on my recent blog post, asking this:I have some doubts on how valid an M/M/m model is in a typical database performance scenario. Taking the example from the wait chapter of your book where you have a 0.49 second (servic…

Thinking Clearly About Performance, revised to include Skew

I’ve just updated the “Thinking Clearly” paper to include an absolutely vital section that was, regrettably, missing from the first revision. It’s a section on the subject of skew.I hope you enjoy.