Programmer Think

Operating system experiment 3 - Implementation of request page storage management simulation program Experimental description Experiment content: Write a request page storage management program to simulate the memory allocation and page replacement under the request page storage management mode. Purpose of the experiment: Memory manage ...

Before we know about LRU, we should know about cache. We all know that the computer has cache memory and can temporarily store the most commonly used data. When the cache data exceeds a certain size, the system will recycle it to free up space to cache new data, but the cost of retrieving data from the system is relatively high. Cache requireme ...