VirtualBox在7月份推出了重大更新3.0版后，一直在做着细微的调整，小更新版本接二连三的发布。今天更新的3.1.0更新比较多，算是近期重大的更新版本了，很多细节方面都进行了完善。 VirtualBox 3.x支持SMP对称多处理技术，单个虚拟机最高可支持32个虚拟CPU（vCPU）。

VirtualBox is a general-purpose full virtualizer for x86 hardware. Targeted at server, desktop and embedded use, it is a professional-quality virtualization solution that is also Open Source Software.

With the Windows 8 beta, excuse me Consumer Preview, now out it's time for those of who love bleeding-edge operating systems to consider how to test it. Now, you can run the Windows 8 Consumer Preview ...