It depends on the number of DDM's and the size of the DDM's and if you make 1 or two array sites how your IOCDS will look like. Cuadd= has a relation with the lcuid
2010/7/27 Schwarz, Barry A <barry.a.schw...@boeing.com> > We are installing a new z10 with a minimal DS6800 in a very small data > center (to replace our venerable MP2003). Using the SMC, we have configured > the DS6800 with RAID 5 to give us 250GB of usable storage set up as eleven > 3390-3s and the rest as 3390-9s. (We wanted to use RAID 10 but the system > insisted on keeping two of the DDMs in reserve so we ended up with only > 125GB which is not sufficient.) > > I am using the Stand Alone IOCP on the z10 HMC to build the IOCDS. I have > looked at every DS6800, HMC, IOCP, and HCD manual I could find but I cannot > find any description of how the ADDRESS operand on the IODEVICE statement > relates to the logical volumes on the DS6800. I have the same problem > relating the CUNUMBER and CUADD operands on the CTLUNIT statement to the > physical and logical control units on the DS6800. > > The Customs Offering Driver manual (GI11-2843-04) shows 3390 devices at > addresses D40-D5F. Obviously I'm missing something but I see no method of > assigning those addresses on the DS6800. A pointer to the relevant section > of a manual would be greatly appreciated. Suggestions on how to use RAID 10 > would also be welcome. > > Thank you > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO > Search the archives at http://bama.ua.edu/archives/ibm-main.html > -- Met vriendelijke groeten/With kind regards Dick de Groot ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html