Offline (Page Replacements)
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Description
When page fault occurs during the program execution, operating systems use page replacement algorithms to select a victim page from primary memory and makes room for the required page.
Related Problems
Related: Online
Parameters
$n$: number of page requests
$k$: number of pages able to fit in cache
Table of Algorithms
| Name | Year | Time | Space | Approximation Factor | Model | Reference |
|---|---|---|---|---|---|---|
| The theoretically optimal page replacement algorithm | 1940 | $O(n^{2})$ | $O(k)$ | Exact | Deterministic |
Time Complexity Graph
Error creating thumbnail: Unable to save thumbnail to destination
Space Complexity Graph
Error creating thumbnail: Unable to save thumbnail to destination
Time-Space Tradeoff
Error creating thumbnail: Unable to save thumbnail to destination