On Friday, 11/13/2009 at 07:10 EST, "Frankovich, Bob" <[email protected]> wrote:
> You do have to have 3 cuu's for QDIO and they must start with an > even/odd address. The third address does not have to be sequential, at > least for VSE. That way you can use all the addresses. Hope this > helps. The VSWITCH requires 3 sequential device numbers, but there is no requirement that they being with an even address. (That was a hardware requirement of OSA-1s.) If you intend to share the OSA with other partitions, you will need additional UAs. > Oh, I have not done anything with the OAT table with QDIO - or any other > configuration for that matter. The OAT is managed by the adapter itself when using QDIO in response to instructions from the device drivers. OSA/SF can still be used, if desired, to look at the OAT and the adapter statistics. Alan Altmark z/VM Development IBM Endicott
