"Steve Greatbanks" <steve_greatbanks@hotmail.com> wrote in message
news:dq7m9t$2en$1@otis.netspace.net.au...
>
> "John" <studarus@gmail.com> wrote in message
> news:1137120380.706889.231210@f14g2000cwb.googlegr oups.com...
>> I'm looking for advice from the experts out there. I've got a p570
>> with 4 cpus and six disks (2 scsi buses). I need to run one
>> application which is only supported on 5.2 and the rest can be 5.3.
>> I'm looking at doing the following:
>
> Just to clarify, is that 2 separate SCSI controllers, as in the onboard
> plus a PCI-X card?
> If it is two different channels of onboard SCSI, then they can only go in
> the same LPAR as they are the same PCI resource, which would mean only one
> LPAR unless you use VIO (and that would mean no 5.2)... It's like the dual
> port Ethernet on the motherboard. The two ports can only be allocated into
> a single LPAR.

Totally wrong. Please ignore My redbook is an old version which does not
mention
the two channels can be allocated to different LPARs...