与编写普通的基于堆的应用程序相比，使用非堆内存的 NHRT 编程使工作量大大提高。

NHRT programming with nonheap memory creates significantly more work compared with writing regular heap-based applications.

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程序对堆、非堆、永久保存区（Permanent Generation），以及JVM包含的不同内存池（新生对象区、长期对象区、存活空间等）的内存使用情况

The Memory usage for the applications Heap, Non Heap, Permanent Generation and the different memory pools that the JVM has (new generation, tenured generation, survivor space, etc.)

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