They are created by making allocation requests to the Virtual Memory Manager (VMM).

可以通过向虚拟内存管理器 (VMM) 提出分配请求，以创建这些缓冲区。

youdao

The exact quote from README.ZEND_MM states: "The goal of the new memory manager (PHP5.2 and later) is reducing memory allocation overhead and speeding up memory management."

从 README.ZEND_MM 中准确地引述就是：“新内存管理器（PHP5.2 以及更高版本）的目标是减少内存分配开销并加速内存管理。”

youdao

In order to solve this problem we designed the High Performance memory Manager (HPMM) that is responsible for the allocation and deallocation of the memory in F-Miner algorithm.

为了解决这一问题，本文设计了高效内存管理器(HPMM)来负责内存单元的申请与释放。

youdao