Virtualization Table OF Contents Virtualization Explained…………………………………………pg.3 Virtual Memory………………………………………………….pg.3 Virtual Desktop Infrastructure…………………………….. …. pg.3 Benefits OF Virtualization ……………………………………. pg.4 Conclusion………………………………………………………...pg.4 Citation And Bibliography………………………………………pg.5 Virtualization ”Virtualization” is an interesting topic to pursue, it can teach many people the way they work and also the way it benefits us in today’s society. What is Virtualization? the best way to conceptualize virtualization is to picture five actual computers, each of which is running a distinct operating system and set of software services. Through virtualization, you may detach each operating system (OS) and its applications from each terminal and combine them into a single entity, or "host computer," allowing each device to perform independently on distinct tasks. If necessary, this can manage several software packages and manage various devices. Virtual machines (VMs), which are distinct virtual software instances, are controlled and coordinated by a single physical machine. This main computer makes use of a "hypervisor," a software framework that allows it to control the variety of virtual machines it can run. It can share crucial components like network bandwidth, memory utilization, CPU cycles, and other computing resources through this hypervisor. Virtual Memory It's crucial that the host machine has a lot of virtual RAM available for VMs to operate as smoothly as feasible. Applications benefit from better overall performance, data storage, and data reception thanks to this. It is made possible by tiny upgrades to a machine's hardware known as segments or pages that can hold additional data that a physical machine is unable to. Virtual Desktop Infrastructure With virtual desktop infrastructure (VDI), an organization can avoid the costs and complexity of deploying the technology on its own on-premises infrastructure by purchasing virtual desktops that are hosted by a third-party provider. Nick McQuire, vice president of enterprise research at CCS Insight, claims that the advent of desktop as a service (DaaS) is proving to be quite successful. Since the demand for mobile workstations has expanded due to the development in remote working, he claims that virtual desktops and applications have been popular in business IT for more than ten years. This has greatly encouraged many organizations to adopt the technology. An organization can distribute simplified computers, known as thin clients, with access to corporate programs and data in the data center to reduce hardware costs and streamline maintenance because virtual desktops aren't hosted locally on the users' devices. What are the benefits of Virtualization? There are many advantages to virtualization, but cost savings are probably the most alluring, especially considering how expensive it is to deploy and operate more servers or workstations. By making your hardware operate more effectively or at a higher capacity with very little investment, taking your on-premises servers and adding virtualization layers to them can completely change the way your business operates. The IT department will spend less time maintaining the physical servers (or computers) in your facility as a result, freeing up that time for other, more important activities. Additionally, there is one less software license to worry about. Additionally, the server will need to be replaced if it malfunctions or stops operating. While a virtual server can be duplicated and re-deployed in its ideal form, the same cannot be said for virtual machines that have malware installed on them. The impacted VM may simply be easily backed up, erased, and replaced rather than suffering physical damage. This lowers the likelihood of expensive downtime. That brings us to another advantage of virtualization: its effect on the environment. Since there is less need for additional hardware, less of it is produced, keeping it out of landfills when it ultimately breaks. Additionally, since there will be fewer physical equipment using energy, there will be reduced energy consumption. Conclusion Virtualization is the creation of substitutes for real resources, i.e substitutes that have the same functions and external interfaces as their counterparts, but that differ in attributes, such as size, performance, and cost. When you think about applying virtualization to your current environment, you must think about consolidating logical resources rather than physical resources into a system designed to support server, storage, and network virtualization. By adding any of these virtualization technologies to your environment, you create an on demand, secure, and flexible infrastructure prepared to handle workload changes in your environment. Reference and Citation AMD-V. (2008). Nested Paging. Advanced Micro Devices White Paper. Retrieved from: http://developer.amd.com/wordpress/media/2012/10/NPTWP-1%201-final-TM.pdf Gorman, M. (2004). Understanding the Linux virtual memory manager. Upper Saddle River: Pearson Prentice Hall Saxena, M., & Swift, M. (2010). Flash vm: virtual memory management on flash. University of Wisconsin-Madison. Retrieved from: http://pages.cs.wisc.edu/~msaxena/papers/FlashVM-atc-10.pdf VMWare. (2014). VMware vsphere 4. Key features. Retrieved from: https://www.vmware.com/files/pdf/key_features_vsphere.pdf THE END!!
