Increasing shared buffers should not be so far down the list. It is the first, single biggest impact on performance that you can do. I think everyone knows that

Increasing shared buffers should not be so far down the list. It is the first, single biggest impact on performance that you can do. I think everyone knows that it's something that should be tuned right away, but I think it should very first on the list, since it's so easily overlooked by someone just starting out.