Edward E. Jaffe wrote:
Chase, John wrote:
Since one can specify MACHINE=XC and define a 31-bit-only virtual
machine, any thoughts on whether it would it be "legal" (in the US) to
IPL z/OS 1.5 (effectively in "ARCHLVL=1" mode) on that virtual machine
for D/R testing if the real machine is a z/Box?
There have been several responses. Amazingly, none of them address the
most fundamental issue of all. Your premise is wrong. z/OS does *not*
support ESA/XC architecture. It supports only z/Architecture and ESA/390
architecture! If you try to IPL z/OS (any release supporting ESA/390
architecture) in a guest defined with MACHINE XC, you will receive:
What is ESA/XC ?
--
Radoslaw Skorupka
Lodz, Poland
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