> The whole point of expanded storage was that it was less expensive. > Once IBM started carving out expanded memory from the same pool as > regular memory, it became pointless, but by then IBM had code in place > that provided an incentive to go along with the charade.
That was the original point. But when the price of real memory declined to the point where the ESA/390 31-bit real addressing architecture limit became a practical constraint, expanded storage provided a way to have more than 2GB of processor memory (real + expanded) in a logical partition. Jim Mulder z/OS System Test IBM Corp. Poughkeepsie, NY ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
