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Running Head: SERVER VIRTUALIZATION 0


Server virtualization

Name

Institution

Server visualization

Introduction

  • In the recent past, organizations through visualization of computer servers have been able to run computer applications on multiple servers without having to purchase extra hardware (Jain & Choudhary, 2016).

  • Several applications whose processing power is low are consolidated into one server hence enabling the company to save space.

  • Programmers can test new operating systems without interfering with other applications through the independent systems offered by virtual servers (Nagesh et al, 2017).

  • Network administrators can also create virtual hardware through the creation of legacy systems.

  • Programs will still operate as they would on old hardware thus giving organizations easier transition to new processes free of hardware complications.

  • Migration, which was only possible on physical machines that used the same hardware, has been made possible by server virtualization (Rao & Rao, 2015).

  • Now servers can move even if both have different processors because of virtual migration provided they are from the same manufacturer.

  • Through desktop virtualization, unnecessary hardware has been eliminated while at the same time maintaining the expected performance.

  • There is no need to download information through the device because cloud storage technology ensures that this information is stored in the cloud.

  • Secure access to the server is also guaranteed through an application in the device known as a gateway (Ma et al, 2015).

Types of Server Virtualization

  • In cloud computing, there are three types of server virtualization: Hypervisor, Para-Virtualization, and full virtualization (Tamane, 2015).

  • The hypervisor allows the device to operate multiple systems by performing tasks like managing queues, returning requests on hardware, and posting (Jung et al, 2015).

  • Para-Virtualization is connected to the Hypervisor and it increases the overall performance of the guests operating system by linking it to the hypervisor.

  • Full virtualization works just the same way Para-Virtualization does.

  • Each virtual server is unique and runs its operating system (Tamane, 2015).

  • A physical server is converted to multiple servers by an administrator present in the software designed especially for this purpose.

  • To operate efficiently and effectively, virtual servers should commit to a particular task (Ma et al, 2015).

Advantages of Server Virtualization

  • The implementation of visual servers allows one server to hold more than one machine thus increasing the utilization of the hardware (Motochi et al, 2017).

  • Each virtual machine on the physical server manages the computer applications and therefore they do not have to use their servers.

  • According to Tamane (2015), IT departments implementing the data virtualization strategy save 40% in the costs of their hardware and software.

  • Server virtualization allows fast provisioning and deployment of systems.

  • This in turn saves IT departments' time to install physical servers by cloning existing virtual machines.

  • Server virtualization allows a machine to move safely and quickly from one server to another (Tamane, 2015).

  • There is a fast and effective back-up of information and data can be retrieved anytime.

  • The migration of servers has left organizations with fewer servers thus reducing their costs of power and cooling.

  • According to Tamame (2015), consolidation has helped organizations reduce their energy costs by 80%.

  • The reduction of physical servers has led to a consequent reduction in maintenance therefore IT staff can focus more on productivity.

  • The fact that each virtual server runs its operating system and performs complex tasks has greatly benefited the IT industry (Motochi et al, 2017).

Impact of Server Virtualization on Healthcare

  • Server virtualization has impacted health care organizations by ensuring that medical records are accessed effectively and efficiently (He et al, 2015).

  • Through server virtualization, IT staff for hospitals can come up with a communication channel to exchange health information easily and efficiently.

  • Users can now get a privacy clearance set up by IT professionals to access information from the same server thus ensuring that data is well protected (He et al, 2015).

  • Access and sharing of information through the Electronic Health Records (EHR) have been made easy through server virtualization.

  • Server virtualization will enhance doctor-patient interactions because the doctor can access patient information at any time (Godbole & Lamb, 2015).

  • To ensure that operations in health facilities are effective, IT experts will need to monitor the cloud to ensure that the server is properly maintained and any loop corrected (Chuang & Chen, 2017).


References

Chuang, C. F., & Chen, S. S. (2017). To Implement Server Virtualization and Consolidation Using 2P-Cloud Architecture. Journal of Applied Science and Engineering20(1), 121г130. Retrieved from http://www2.tku.edu.tw/~tkjse/20-1/14-IE10505_0046.pdf

Godbole, N. S., & Lamb, J. (2015, October). Using data science & big data analytics to make healthcare green. In 2015 12th International Conference & Expo on Emerging Technologies for a Smarter World (CEWIT) (pp. 1-6). IEEE. Retrieved from https://ieeexplore.ieee.org/abstract/document/7338161/

He, P., Wang, P., Gao, J., & Tang, B. (2015). City-wide smart healthcare appointment systems based on cloud data virtualization PaaS. International Journal of Multimedia and Ubiquitous Engineering10(2), 371-382. Retrieved from http://gvpress.com/journals/IJMUE/vol10_no2/34.pdf

Jain, N., & Choudhary, S. (2016, March). Overview of virtualization in cloud computing. In 2016 Symposium on Colossal Data Analysis and Networking (CDAN) (pp. 1-4). IEEE. Retrieved from https://ieeexplore.ieee.org/abstract/document/7570950/

Jung, Y. W., Sok, S. W., Santoso, G. Z., Shin, J. S., & Kim, H. Y. (2015). Prototype of light-weight hypervisor for arm server virtualization. In Proceedings of the International Conference on Embedded Systems, Cyber-physical Systems, and Applications (ESCS) (p. 36). The Steering Committee of The World Congress in Computer Science, Computer Engineering and Applied Computing (WorldComp). Retrieved from http://search.proquest.com/openview/3b8f877bc64b19811c1c4959dbdf4006/1?pq-origsite=gscholar&cbl=1976354

Ma, S. Y., Ju, J. H., & Moon, J. S. (2015). The security requirements suggestion based on cloud computing security threats for server virtualization system. Journal of the Korea Institute of Information Security & Cryptology25(1), 95-105. Retrieved from https://www.koreascience.or.kr/article/ArticleFullRecord.jsp?cn=JBBHCB_2015_v25n1_95

Motochi, V., Barasa, S., Owoche, P., & Wabwoba, F. (2017). The role of virtualization towards green computing and environmental sustainability. International Journal of Advanced Research in Computer Engineering & Technology (IJARCET)6(6), 851-858. Retrieved from http://www.academia.edu/download/55882647/IJARCET-VOL-6-ISSUE-6-851-858.pdf

Nagesh, O., Kumar, T., & Venkateswararao, V. (2017). A Survey on Security Aspects of Server Virtualization in Cloud Computing. International Journal of Electrical & Computer Engineering (2088-8708)7(3). Retrieved from https://core.ac.uk/download/pdf/190753467.pdf

Rao, V. V., & Rao, M. V. (2015). A survey on performance metrics in server virtualization with cloud environment. Journal of Cloud Computing2015(2015). Retrieved from http://ibimapublishing.com/articles/JCC/2015/291109/291109.pdf

Tamane, S. (2015). A review on virtualization: A cloud technology. International Journal on Recent and Innovation Trends in Computing and Communication3(7), 4582-4585. Retrieved from http://www.academia.edu/download/38268921/A_Review_on_Virtualization_A_Cloud_Technology.pdf