Virtual Machines are generally used to test software. In this article Iíll provide quick tip with Oracle Virtual Box.
Oracle Virtual Box is free to download provided under GNU GPL and It's easy to install in Windows and Linux platform.
The following Consequences shows advantages of using Virtual Box.
Figure 1: Running Virtual Box on Windows 7, to test Application on several platforms.
In the figure above, there are four Operating Systems Ubuntu , Redhat and Fedora ready to run, while Windows 8 is running on the left side, here I will explain the configuration and problems that may happen while running machines.
After installing Virtual Box, one can see the Virtual Box Manager runs on the credentials of user, the Operating system is also called Host machine (operating system where virtual box runs) and any operating system running within virtual box is generally termed as guest machine.
As guest machine needs computer resources like Hard Disk Drives (HDD), Processor, and RAM, We can specify a portion of resource on host machine for the guest machine.
- Click on New to create a new guest machine.
- Specify appropriate Name and select OS type
- Select RAM memory size (Note the error if allocated RAM memory exceeds 50% of available RAM memory) If multiple machines should be run at a same time, apply minimum space. The host machine restarts if the memory exceeds the available memory.
- Virtual Hard disk is virtual disk image f
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