CIS 527

Lab 1 - Virtualization & VMware

How a Computer Works

Simple Version

The OS loads Application Software into Memory
The Software sends Instructions to the Hardware via the OS
The Hardware Performs the Operations using Electronic Circuits

Image Source: VMware

Virtualization

Software that Emulates Hardware
Run Multiple OS Simultaneously on Single Computer
Easily Migrate OS Across Hardware
Another Layer of Abstraction

Image Source: VMware

Types of Virtualization

Hosted
Bare-Metal (Hypervisor)

Hardware
Operating System (Containers)
Application (Sandboxing)

Image Source: VMware

Image Source: VMware

Containers

Image Source: Juniper Networks

Sandboxing

Image Source: Effective Android by orhanobut on Github

Old & Busted

One OS per Server
One Server per Application
Storage on each Server
Lots of Servers
Inefficient Use of Resources
Redundancy is Difficult
Management Nightmare

New Hotness

Many OS on Single Physical Server
One VM/OS per Application
Shared, Virtual Storage Pools
Fewer Physical Servers
Better Resource Use
Easily Made Redundant
Easier to Manage?

VMware Workstation

Other VM Software

VMware ESX
Oracle VirtualBox
Hyper-V
KVM & QEMU
Parallels
Xen

Cloud Providers

Digital Ocean
Microsoft Azure
Amazon AWS & S3
OpenStack
Rackspace
Linode

Containers & More

Docker & Swarm
Kubernetes
Heroku
Google App Engine
Nanobox

Get Started!

Complete Lab 1, Task 0:

Install Virtualization Software