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Linux Memory Management ? Swapping, Caches and Shared VM

Mar 01, 2012, 07:00 (0 Talkback[s])

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"Linux Swapping
Suppose there is a situation where a process needs to have one of its virtual page into the physical memory but the physical memory has no room for any more pages to be brought in.

What will happen in this case?

Well, the OS will have to manage this situation by allowing this page to be in physical memory. But for this to happen, a page already residing in physical memory needs to be discarded.

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