Yes, I guess that is what I am asking, and when the question is explicitly stated like that, I doubt the answer is yes. I still wonder if there could be less general CP and more SAP but probably not such that I will notice.
> -----Original Message----- > From: IBM Mainframe Discussion List [mailto:[email protected]] > On Behalf Of Tom Marchant > Sent: Monday, September 29, 2014 1:06 PM > To: [email protected] > Subject: Re: FICON efficiency question > > On Mon, 29 Sep 2014 19:31:49 +0000, Gibney, Dave wrote: > > >Activity is almost all DFHSM or FDRABR. And ADABAS backups. > >I guess I was wondering if (like some OSA traffic) some of the I/O > >might "stay" in the FICON card (and perhaps SAP) if the read and write > >were happening on the same card? > > Do you mean something like, "Would the data go from DASD into the Ficon > card and out to tape without passing through processor memory?" > > -- > Tom Marchant > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, send email to > [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
