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Denning: the working set model for program behavior

Contribution grade

Operating systems and concurrency · ALGORITHM

Reference score175,000Provisional editorial estimate of this exact contribution; its grade is assessed separately.

What changed

Defined the working set and linked its size to paging-resource allocation and process demand.

Scientific scope

The record is Denning's sole-author 1968 Communications of the ACM paper. It is a model and policy under its paging assumptions, not a claim that every modern cache or memory manager implements it unchanged.

Evidence

The linked sources identify this contribution and its scope. WRS has not independently reconstructed the scientific claims. The record is Denning's sole-author 1968 Communications of the ACM paper. It is a model and policy under its paging assumptions, not a claim that every modern cache or memory manager implements it unchanged.

Contributors

Provisional WRS assessment, edition 2026-10-16.1. Independent expert calibration is pending. This grade does not certify correctness or assign ownership.

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