You can use either KVM (a module that exists in the host kernel) or with Rusty Russell's lguest (a modified Linux guest kernel).
2
某些JNI功能可以将本机内存作为它们普通操作的一部分使用。
Certain JNI functions can use native memory as part of their normal operation.
3
在进程地址空间大于物理内存的系统中,内存泄漏或本机内存过度使用会迫使操作系统提供一些虚拟地址空间。
When running on a system with more process address space than physical memory, a memory leak or excessive use of native memory will force the OS to swap out some of the virtual address space.