I could bet the farm that's ECLipz , is code name for hardware emulation at
the micro/milli code level.   The new  architecture could be framed like
the  CELL expecting one or  more 390 CPU's  married to a network of  CELL
processors , which in turn is supported by  several other RISC processors
to handle the various workloads and emulation.   The major task of
instruction decoding, and memory fetching can be done by another processor
on behalf of the 390 CPU. That is a  BIG  portion of the heavy lifting
required to execute a program. That's a lot of machine cycles saved, that's
why  RISC CPU's  can boast  they don't  have those performance penalties to
contend with, since it's somewhat separated out of the normal decoding
behavior.
Some 12 years ago,I initially believed the Linux having such a small kernel
in it's early life had a distinct advantage of other OS's, but I was
incorrect (and somewhat naive and misinformed) on how it would have
performed on RISC versus the INTEL (386/486) implementations.  The numbers
do bear that out but I don't have much of an interest in that area any more
since I back working exclusively with mainframes. I'm still a UNIX hobbyist
and run both AIX and Linux at home, utterly frustrating and fun at the same
time. If anyone out  there know(Z) please tell me I'm still curious about
where this is all going. Be A RISC based line of 390 CPU's or POWER like
CPU with a 390 emulation.

Good info on the thread

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