For numerous years entire bibles have been filled with storage design concepts, pro’s, cons, benefits, cost structures on port-counts vs. performance etc. however whenever I get to see a fabric overview of what is connected to what and how stuff goes back and forth between initiators and targets it always (well around 99% of the time) looks like this.
Obviously this is a, so called, core-edge fabric with . I’ll ask you the following question: Why is this a bad design. On second thought, I’ll spare you making a list of flaws and turn the question around. Why is this a good design? There is only one answer and this is why: