Virtual Memory
Demand paging, page replacement algorithms including FIFO, LRU and Optimal, and thrashing.
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A page fault is not an error
Foundation
- Not triedA page fault is not an errorFoundation
- Not triedWhat a page fault actually isFoundation
- Not triedWhat is a page fault?Foundation
- Not triedWhy a small fault rate still hurtsFoundation
- Not triedAllocating 100 GB on a 16 GB machineCore
- Not triedWhich page to evictCore
- Not triedWhy exact LRU is not usedCore
- Not triedFreed memory that the process still holdsChallenge
- Not triedMore frames, more page faultsChallenge
- Not triedMore memory, more faultspart of They added memory and it got slowerChallenge
- Not triedThe disk is busy and nothing is finishingChallenge
- Not triedWhat the optimal count is forpart of They added memory and it got slowerChallenge
- Not triedWhy LRU is safe from itpart of They added memory and it got slowerChallenge