Free Trial

Safari Books Online is a digital library providing on-demand subscription access to thousands of learning resources.

  • Create BookmarkCreate Bookmark
  • Create Note or TagCreate Note or Tag
  • PrintPrint

Introduction

One of the most frequent causes of downtime is a failure of the underlying server hardware. One of the early promises of virtualization is the ability to keep virtualized systems online and operational regardless of problems with the underlying hardware by allowing the virtual machine to run on any host in the virtual environment. If an individual host fails, it's no problem because the virtual machine can be run on another host with little to no downtime.

High availability is a design methodology used to ensure the uptime and availability of virtual machines. Generally speaking, there are two types of downtime that are mitigated by high availability provided by virtualization technologies:


  

You are currently reading a PREVIEW of this book.

                                                                                                                    

Get instant access to over $1 million worth of books and videos.

  

Start a Free 10-Day Trial


  
  • Safari Books Online
  • Create BookmarkCreate Bookmark
  • Create Note or TagCreate Note or Tag
  • PrintPrint