VMM的翻译

The architecture also supports flexibility in defining the instructions that cause a VM ( guest operating system) to exit to the VMM and store off processor state.

这种体系架构支持定义指令来使VM（客户操作系统）退出到VMM和保存处理器状态。

If it cannot be resolved by the VMM, or if the page fault occurs when interrupts are disabled, the system will crash.

如果不能够通过VMM解决，或者在禁用中断的情况下发生页面错误，那么将造成系统崩溃。

Through the analysis and test of the Xen implementation, page thrashing is found and verified in the VMM. This thesis put forwards the Virtual Page Cache to solve the "page thrashing" problem.

通过对Xen的虚拟化实现的分析和测试，发现并验证了VMM系统中存在页面抖动现象，由此提出了解决VMM页面抖动的虚拟页Cache思想。