Posts Tagged ‘virtualization’

A Quick VirtualBox Tutorial

Wednesday, October 1st, 2008
VirtualBox Seamless Mode

VirtualBox Seamless Mode

Do you feel like trying lots of different distributions?  Do you absolutely have to run some Windows application (for example, Visual Studio)?  Then maybe virtualization is the answer for you.

Here’s an article I’ve written for the HAAGA-HELIA Linux Club.  This is just the beginning, you’ll find the rest at: http://hhlinuxclub.org/articles/virtualization

Introduction

What is virtualization?  Well, in it’s most basic terms it means running an operating system (or part of an operating system) on top of another.  Virtualization is typically divided into five different types, which are:

  • Full virtualization
  • Hardware-assisted virtualization
  • Partial virtualization
  • Paravirtualization
  • Operating System-level virtualization

We’re going to focus on full virtualization in this article.  If you really want to learn about the others, please read the Wikipedia page on Platform Virtualization .  Something that may interest you is that the server that runs this web-site uses operating system-level virtualization, namely Open VZ.

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VirtualBox 2.0 released

Saturday, September 6th, 2008

Sun has released a major update to it’s open source virtualization software, VirtualBox.  VirtualBox 2.0 brings with it such new features as:

  • 64 bits guest support (64 bits host only)
  • New native Leopard user interface on Mac OS X hosts
  • The GUI was converted from Qt3 to Qt4 with many visual improvements
  • New-version notifier
  • Guest property information interface
  • Host Interface Networking on Mac OS X hosts
  • New Host Interface Networking on Solaris hosts
  • Support for Nested Paging on modern AMD CPUs (major performance gain)
  • Framework for collecting performance and resource usage data (metrics)
  • Added SATA asynchronous IO (NCQ: Native Command Queuing) when accessing raw disks/partitions (major performance gain)
  • Clipboard integration for OS/2 Guests
  • Created separate SDK component featuring a new Python programming interface on Linux and Solaris hosts
  • Support for VHD disk images

VirtualBox [via Information Week]


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