Chapter 14. Performance considerations for System z servers 519
We measured this performance with a single FICON Express4 channel connected to a
FICON director to two 4 Gigabit/s Control Unit (CU) ports.
14.9 z/OS planning and configuration guidelines
This section discusses general configuration guidelines and suggestions for planning the
DS8000 configuration. For a less generic and more detailed analysis that takes into account
your particular environment, the Disk Magic modeling tools are available to IBM personnel
and IBM Business Partners who can help you in the planning activities. Disk Magic can be
used to help understand the performance effects of various configuration options, such as the
number of ports and host adapters, disk driv ...