Craddock, Chris wrote: > Every sales and marketing organization of every ISV would > sell their first born children to get access to that data. > Nobody outside of IBM has it and as someone else noted, IBM > is notoriously coy about it.
They have some pretty graphs with cunningly unlabeled axes, but nice steep curves. :-) Total delivered MIPS (or at least growth thereof) they're much happier to talk about. > With respect to differentiation based on the Fortune x000 > (pick any first digit you like) they all look the same. They > almost all have a mix of everything, so the fact that the ten > largest businesses in the world are mainframe customers cuts > less ice because they are also customers of Windows, Linux, > *IX etc. Even more strongly, they all have pretty much one of *everything* - even those obscure systems like SCO UNIX, and the various "minicomputers" that everyone has forgotten about. The Fortune x000 are microcosms of the business world, and in some server room in some far-away branch office of each of the Big Banks a VSE under VM system sits next to a Perkin Elmer mini doing some dedicated task. But I digress... > Ask yourself if your own company could get by > without all the other parts of their IT stack. Chances are > they couldn't. Well they probably could, but the cost of getting there is too high and too risky. > That's why surveys that argue about the cost per user are > basically flawed. Yes and no. Moving existing UNIX workloads onto System z makes a lot of sense. But those Windows users in head office aren't going to start using either 3270s, or X-windows terminals on z/UNIX or z/Linux. Tony H. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [EMAIL PROTECTED] with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html
