Saturday, July 7, 2012

Inovation- Benefits of Server Virtualization


Top Benefits of Sever Virtualization

Server virtualization is an innovation this has been around for a number of years.  In the past year there are two words that are heard daily in the IT industry and they are virtualization and cloud.  Virtualization allows you to take several physical servers that are each running on its on hardware and consolidate them onto one physical piece of hardware. This creates several benefits for companies and IT departments.  Microsoft and VMware are the two major companies that offer this technology.
There are several benefits to virtualizing your IT environment.   Most of the world is talking about saving energy and going green and with virtualization you will be reducing your energy costs and reducing the amount of hardware you currently use.  IT networks are the backbone of business and without them they cannot operate so they require 100% uptime and virtualization allows for fast server provisioning for new servers or for a server that has gone offline.  By decreasing the number of physical servers you have you can use older servers as a disaster recovery plan.  Using the old servers at an off-site location and having the new servers replicate to them will ensure 100% uptime that companies require.  All IT departments overs the years have been forced to be locked into one hardware vendor and changing was difficult, virtualization changes this because it not vendor specific.  If you have a physical server running on Dell hardware and you want to virtualize it onto an HP server hardware this would not be an issue.  Isolating applications onto one server has been a practice used by IT departments which has caused the need for additional servers that were not being utilized to their fullest potential.  Virtualization will eliminate this practice and reduce hardware costs.  Most companies have placed their servers off-site in their own datacenter or with a company that manages datacenter operations.   Due to the decrease in servers through virtualization companies will need less space in a datacenter so the cost of running or renting will go down. 
There are several implications to virtualization that managers need to be aware of.   With new technology comes a need for highly skilled employees with virtualization skills.  Management will need to include training in its virtualization roadmap.  Companies are always looking for areas to cut costs and virtualization offers saving in hardware, energy, IT management time, and datacenter costs.  These saving for a midsize to large companies are huge.  Small companies do not have the number of servers larger companies have so their savings will not be as big as the large companies but that does not mean they do not need to virtualize.   The next big step IT will face is migrating to the cloud as it matures and implementing virtualization in their environment will put them in an excellent position to migrate to the cloud in the future.

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