It's Probably Not The Code: Server Performance vs Application Performance
I was recently confronted with an application that suffered from abysmal performance… and by "abysmal" I mean "really really bad". My task was simple: Make the website go fast! It was an interesting challenge, really, and it got me thinking about the difference between server performance and application performance. All tools and best practices aside, the thing that really hit home for me was the sheer number of places I found that needed fixing. Yes, the code was an issue, but before I even started looking at the code (and thru the judicious application of appropriate tools), I found at least 3 places that affected the server itself.So the difference between server performance and application performance can be summarized pretty much like this:
Source:It's Probably Not The Code: Server Performance vs Application Performance