- 内存管理与分页机制, 及malloc(0) 实际获取内存的大小:https://blog.csdn.net/apollon_krj/article/details/53869173
- sbrk、brk、mmap、munmap, sbrk/brk 控制heap;mmap/munmap控制heap与stack之间的区域:https://blog.csdn.net/Apollon_krj/article/details/54565768
- mmap深入:https://www.cnblogs.com/huxiao-tee/p/4660352.html