On 26 Mar 2009 11:54:41 -0700, in bit.listserv.ibm-main
(Message-ID:<listserv%[email protected]>)
[email protected] (John McKown) wrote:
Now, why is 14 tracks per cylinder so sacrosanct? Why
didn't IBM create a
new DASD with 2^16-1 (x'FFFF') cylinders where each
cylinder has 2^16-1
(x'FFFF') tracks?
And, when someone runs old JCL which requests two
cylinders for a new dataset?
I expect that your solution would have been easier
for IBM, but many of their customers would have issues as
above.
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