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Home/Magazine Archive/July 1976 (Vol. 19, No. 7)/A buddy system variation for disk storage allocation/Abstract

A buddy system variation for disk storage allocation

By Warren Burton
Communications of the ACM, July 1976, Vol. 19 No. 7, Pages 416-417
10.1145/360248.360259
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A generalization of the buddy system for storage allocation is described. The set of permitted block sizes {SIZEi}ni=0 must satisfy the condition SIZEi = SIZEi-1 + SIZEi-k(i) where k may be any meaningful integral-valued function. This makes it possible to force logical storage blocks to coincide with physical storage blocks, such as tracks and cylinders.

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