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the buddy and slub algorithm from linux kernel

License: GNU General Public License v2.0

Makefile 1.49% C 93.20% C++ 5.31%

buddy_slub's Introduction

buddy and slub

从Linux Kernel中提取出来的buddy/slub算法实现。buddy/slub是Linux内核中的内存管理算法。 buddy防止内存的“外碎片”，即防止内存块越分越小，而不能满足大块内存分配的需求。 slub防止内存的“内碎片”，即尽量按请求的大小分配内存块，防止内存块使用上的浪费。

实现代码针对x86_64平台

执行方式： echo 3 > /proc/sys/vm/nr_hugepages cat /proc/meminfo | grep Huge ./root

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