Bruce Black writes:
>I am told that you can sign a contract to provide 1.4 service after the
>EOS date, but the price may be steep

There is an extra cost for extended support.

I have no idea what IBM charges for z/OS extended support, but one thing I
can say for sure is that it never gets cheaper as each year passes. That
makes sense when you think about it. The first year there may be some other
customers buying the same thing, and the code isn't too far distant from
current coding efforts, so the programmers in the labs can serve extended
support customers without too much extra burden (and with a sufficient
funding base from a pool of customers). But as each year passes there are
fewer and fewer customers interested in paying extended support, and so,
over time, you might end up funding a group of service people (and service
infrastructure, such as maintaining z/OS 1.4 LPARs on a separate and aging
piece of hardware) all on your own since you're the only one left.

And there's the concept of "opportunity cost": if the programmers are
fixing something for you in z/OS 1.4 that's time they're not working on
z/OS 1.12 -- and their work on z/OS 1.12 is very valuable indeed.

- - - - -
Timothy Sipples
IBM Consulting Enterprise Software Architect
Specializing in Software Architectures Related to System z
Based in Tokyo, Serving IBM Japan and IBM Asia-Pacific
E-Mail: [EMAIL PROTECTED]
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