FirstDayNotes - echadbourne/SYS-350 GitHub Wiki

vSphere

Represents one of the many enterprise virtualization offerings

  • Xen, HyperV, Redhat Virtualization, and more
  • We are using vSphere because it is very popular, widely deployed, and we enjoy licenses... for now

We will cover

  • licensing
  • features
  • support
  • the esxi hypervisor
  • eventually vcenter

Nomenclature

VSphere is a suite of products which:

  • ESXi is the hypervisor operating system that you install on a bare metal server (most of the time)
  • vCenter is used to manage ESXi host(s)

Hypervisor Installation and Management

Hypervisor Type 1 - Installed directly on the server, does not require another OS (Is its own OS)

Hypervisor Type 2 - Runs on an OS (ex VMWare Workstation)

ESXi

  • VMWare's bare metal type 1 hypervisor
  • Previously known as ESX until version 4.1
  • Latest version is 8.x
  • Features depend on vSphere license purchased
  • Completely free version WAS available for download
  • Equivalent to vSphere

API - Application Program Interface

  • Programatic way to interface with software or a system

Installation

  • ISO - standard boot to disk
  • Thumb Drive
  • PXE (AutoDeploy)
  • Scripted installed
  • Host Profiles in vCenter (Centralized Configuration)
  1. Prepare hardware (is it compatible? Enable virtualization support in bios)
  2. Down