buddy system

Summary of Linux Memory Management (Part II)

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Summary of Linux Memory Management (Part II)

After the system starts, memory allocation and release in the Linux system kernel is performed using the buddy system mechanism after the mem_init() function completes. This mechanism can allocate both high memory and low memory. In addition to the buddy system, Linux has several other methods for memory allocation and release, but they are all … Read more

Linux Memory Management

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Linux Memory Management

(Click the public account above to quickly follow) Source:WsztRush Link: http://wsztrush.github.io/%E7%BC%96%E7%A8%8B%E6%8A%80%E6%9C%AF/2015/05/13/Linux-Memory.html Most servers today run on Linux, so as a programmer, it is necessary to have a basic understanding of how the system operates. Regarding memory, you need to know: Address Mapping Memory Management Methods Page Faults First, let’s look at some basic knowledge. From … Read more