In this model, the host runs a single OS kernel as its core and exports operating system functionality to each of the guest operating systems.

在这种模型中，宿主运行单一OS内核并向每个访客操作系统导出操作系统功能。

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This tactic requires that you review what the base OS kernel provides or advises in terms of designing the use of semaphores within your program logic.

这种策略要求您了解基本操作系统内核提供的机制，并在程序逻辑中利用这些机制设计信号量使用方法。

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Then came Windows 2000, replacing the OS kernel and much of the architecture, which meant it needed newer hardware and was incompatible with many peripherals and applications.

之后便是更换了内核和大幅改写结构的Windows 2000出场，而这种根本上的改变就意味着对于新硬件的要求和对于大量外设和软件的不兼容。

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It really is the same OS kernel.

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By contrast, Windows 7, Vista, OS X Tiger, Leopard, Snow Leopard and versions of the Linux kernel released after September 2009 are all 4K aware.

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