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A critical failure of current software system design and implementation methodology is that the performance of a proposed design is not evaluated before it is actually implemented. In this paper the reasons for this failure are explored, and a new methodology which overcomes many of the difficulties is proposed. A system which integrates performance(More)
Installations utilizing OS/360 which wish to extend the operating system's use into a teleprocessing environment all face a similar problem: How to prevent the significant waste of resources, particularly that of main storage, that inevitably accompanies a move from batch to on-line processing? QTAM organization normally utilizes one region (or partition)(More)
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