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Introduction to Swapping: Policies

Explore how operating systems manage virtual memory when free memory is limited. Understand page faults, swapping, and replacement policies that decide which memory pages to evict to optimize system performance under memory pressure.

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In a virtual memory manager, life is easy when you have a lot of free memory. A page fault occurs, you find a free page on the free-page list and assign it to the faulting page. Hey, Operating System, congratulations! You did it again.

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