You should be able to run all channels at full speed if the I/O was being generated by the CPU regardless of configuration.
And yes, definitely spread I/O channels over multiple cards to continue operations if a cable or channel goes down. On Mon, Sep 29, 2014 at 2:07 PM, Gibney, Dave <[email protected]> wrote: > I currently have an EMC DMX-4 attached via 4 FICON channels and back-up to > virtual tape over ESCON. The Mainframe is a z9-L03 running z/OS 1.13 > It is possible I will go to a FICON attached virtual tape solution which will > require another FICON card. > I know that to avoid the single point of failure, I should do this, but would > I gain any efficiencies by moving two of the DMX-4 connections to the new > FICON card and also split the virtual tape channel over two cards also. > > > Dave Gibney > Information Technology Services > Washington State University > > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN -- Mike A Schwab, Springfield IL USA Where do Forest Rangers go to get away from it all? ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
