Charles Mills wrote:
> Pet peeve. Saying mainframes versus servers is like saying Fords versus
> cars. A mainframe typically IS a server (often among other roles). The first
> definition Google comes up with for server is "A computer that delivers
> information and software to other computers linked by a network." I would
> quibble with that definition (server is also used to describe software) but
> it certainly fits most mainframes. IBM lists "System Z" under Servers on
> their home page so I think IBM agrees with this theory.
> 
> If we mean "**ix and Windows boxes" or "non-mainframe boxes" then let's say
> that.
> 
> I'm not just quibbling over semantics. When I read "vendors are promoting
> server solutions" I get a totally different image in my mind versus that
> which I get when I read "vendors are promoting **ix and Windows solutions."
> 
> While I'm here, I don't think non-mainframe platforms are inherently more
> profitable for software vendors. Indeed, the traditional mainframe software
> vendors have struggled trying to achieve the same profitability with their
> "other box" offerings. Non-mainframe platforms are attractive and profitable
> for software vendors because that is where BOD and CIO focus is.

this was long struggle/battle with the communication group. my wife
constantly ran into it, first when she co-authored AWP39, peer-to-peer
networking in the same timeframe as SNA was getting started. recent
posting referring to that period
http://www.garlic.com/~lynn/2006x.html#8 vmshare

... then later when she was con'ed into going to POK to be in charge of
loosely-coupled architecture and authored peer-coupled shared data
architecture
http://www.garlic.com/~lynn/subtopic.html#shareddata

which didn't see a lot of uptake, except for IMS hot-standby, until
sysplex. however, there was also constant battles with the communication
group ... pushing master/slave, dumb terminal paradigm. there was
eventually some truce where peer-to-peer could be used within glass
house walls ... but dumb terminal paradigm had exclusive control over
crossing glasshouse boundary.

along came PCs ... and dumb terminal emulation helped see PCs have quite
a bit of uptake early on. however, later when the PCs started to move
into client/server ... it started to really impact the dumb terminal
emulation install base.
http://www.garlic.com/~lynn/subnetwork.html#emulation

About the time we had come up with 3-tier architecture and was out
pushing it in customer executive presentations,
the communication group had come up with SAA. SAA could somewhat be
construed as attempts to put the client/server guinee back into the
bottle ... and were were taking lots of hits from SAA and the
communication group out pushing 3-tier
http://www.garlic.com/~lynn/subnetwork.html#3tier

in that same time-frame ... the disk division had come up with a number
of products that would have allowed extremely high-bandwidth between the
distributed environment and potential glasshouse servers. The
communication organization consistently managed to have such products
shot down (based on communication group "owning" everything crossing the
boundary with the glasshouse). Finally, one of the high-level senior
disk engineers managed to get a talk scheduled for the annual,
world-wide communication group's internal conference. However, it didn't
quite start out as advertised, since he opened the talk by stating that
the communication group was going to be responsible for the demise of
the disk division (because the strangle hold that the communication
group had on the glasshouse was resulting it huge leakage/replication of
glasshouse data out into the distributed environment, there were
hard numbers about the annual migration/leakage percentage over a number
of years). past posts mentioning the talk claiming demise of the disk
division.
http://www.garlic.com/~lynn/2001j.html#16 OT - Internet Explorer V6.0
http://www.garlic.com/~lynn/2002d.html#14 Mainframers: Take back the
light (spotlight, that is)
http://www.garlic.com/~lynn/2003p.html#39 Mainframe Emulation Solutions
http://www.garlic.com/~lynn/2005j.html#59 Q ALLOC PAGE vs. CP Q ALLOC vs
ESAMAP
http://www.garlic.com/~lynn/2005r.html#8 Intel strikes back with a
parallel x86 design
http://www.garlic.com/~lynn/2006k.html#25 Can anythink kill x86-64?
http://www.garlic.com/~lynn/2006l.html#4 Google Architecture
http://www.garlic.com/~lynn/2006l.html#38 Token-ring vs Ethernet - 10
years later
http://www.garlic.com/~lynn/2006r.html#4 Was FORTRAN buggy?
http://www.garlic.com/~lynn/2006r.html#20 50th Anniversary of invention
of disk drives
http://www.garlic.com/~lynn/2006x.html#7 vmshare

some somewhat related activity with regard to NSFNET
http://www.garlic.com/~lynn/2006w.html#21 SNA/VTAM for NSFNET
http://www.garlic.com/~lynn/2006x.html#33 NSFNET (long post warning)
http://www.garlic.com/~lynn/2007.html#19 NSFNET (long post warning)

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