Thanks for your feedback, Ted. I have passed it along to my MVS systems programmers.
Cathy On Thu, 19 Jun 2008 22:00:23 +0000, Ted MacNEIL <[EMAIL PROTECTED]> wrote: >>Although I am starting to question the value of VIO... > >As well you should. >As a performance/capacity analyst for over 27 years, I used to recommend VIO for small datasets (small has increased over that period), but now I don't think it's worth it, any more. > >DASD is so fast, cache and channels are fast and we can do in memory buffering, so VIO is (mostly) a thing of the past. >Especially for overhead-fetishists, since the CPU to do VIO is higher than that to do real I/O. > >- >Too busy driving to stop for gas! > >---------------------------------------------------------------------- >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 ---------------------------------------------------------------------- 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