O'Reilly logo

vSphere Virtual Machine Management by Rebecca Fitzhugh

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

The primary virtual machine resources

Virtualization decouples physical hardware from an operating system. Each virtual machine contains a set of its own virtual hardware and there are four primary resources that a virtual machine needs in order to correctly function. These are CPU, memory, network, and hard disk. These four resources look like physical hardware to the guest operating systems and applications. The virtual machine is granted access to a portion of the resources at creation and can be reconfigured at any time thereafter. If a virtual machine experiences constraint, one of the four primary resources is generally where a bottleneck will occur.

In a traditional architecture, the operating system interacts directly with the server's ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required