Response Time Enhancement of the Web System using x-86 Server-based Cloud

Author(s):  
Ki-Jo You
Keyword(s):  
Author(s):  
Ibrahim Mahmood Ibrahim ◽  
Siddeeq Y. Ameen ◽  
Hajar Maseeh Yasin ◽  
Naaman Omar ◽  
Shakir Fattah Kak ◽  
...  

Today, web services rapidly increased and are accessed by many users, leading to massive traffic on the Internet. Hence, the web server suffers from this problem, and it becomes challenging to manage the total traffic with growing users. It will be overloaded and show response time and bottleneck, so this massive traffic must be shared among several servers. Therefore, the load balancing technologies and server clusters are potent methods for dealing with server bottlenecks. Load balancing techniques distribute the load among servers in the cluster so that it balances all web servers. The motivation of this paper is to give an overview of the several load balancing techniques used to enhance the efficiency of web servers in terms of response time, throughput, and resource utilization. Different algorithms are addressed by researchers and get good results like the pending job, and IP hash algorithms achieve better performance.


Author(s):  
Diane Dallis ◽  
Doug Ryner

This chapter describes how the Indiana University Bloomington Libraries created a database-driven Web system that enables librarians and staff to publish content to the libraries’ public Web site that maintains a consistent design and places the content into a logical and consistent structure. The system comprises the libraries’ public Web site interface, the content manager (CM) administrative interface, and an intranet. The new Web system was designed to replace a decentralized process that was previously followed to maintain a large Web site of 8,000-plus static HTML pages. The new system made it possible for their large decentralized organization to present a unified and well-designed public interface on the Web. The authors describe the technical and conceptual development of the content management aspect of the system with the hope of increasing understanding of content management systems.


2007 ◽  
pp. 124-158
Author(s):  
Mehregan Mahdavi ◽  
Boualem Bentallah

The World Wide Web provides a means for sharing data and applications among users. However, its performance and in particular providing fast response time is still an issue. Caching is a key technique that addresses some of the performance issues in today’s Web-enabled applications. Deploying dynamic data especially in an emerging class of Web applications, called Web Portals, makes caching even more interesting. In this chapter, we study Web caching techniques with focus on dynamic content. We also discuss the limitations of caching in Web portals and study a solution that addresses these limitations. The solution is based on the collaboration between the portal and its providers.


Author(s):  
Isabel de la Torre Díez ◽  
Francisco Javier Díaz Pernas ◽  
Miguel López Coronado ◽  
Roberto Hornero Sánchez ◽  
María Isabel López Gálvez ◽  
...  

Response time measurement of a Web system is critically important to evaluate its performance. This response time is one of the main barriers usually found in the implementation of an effective Electronic Health Records (EHRs) system. The database selected will affect the system performance. This paper presents a comparison of the response times of a EHRs Web system, TeleOftalWeb, using different databases. In order to calculate these times, M/M/1 queuing models is used. Four databases were selected: Oracle 10g, dbXML 2.0, Xindice 1.2, and eXist 1.1.1. The final objective of the comparison is choosing the database system resulting in the lowest response time to TeleOftalWeb.


Sensors ◽  
2020 ◽  
Vol 20 (3) ◽  
pp. 822
Author(s):  
Andrea Cimmino ◽  
María Poveda-Villalón ◽  
Raúl García-Castro 

With the constant growth of Internet of Things (IoT) ecosystems, allowing them to interact transparently has become a major issue for both the research and the software development communities. In this paper we propose a novel approach that builds semantically interoperable ecosystems of IoT devices. The approach provides a SPARQL query-based mechanism to transparently discover and access IoT devices that publish heterogeneous data. The approach was evaluated in order to prove that it provides complete and correct answers without affecting the response time and that it scales linearly in large ecosystems.


2013 ◽  
Vol 385-386 ◽  
pp. 1066-1069
Author(s):  
Yan Bo Jia

In this paper, a web system for Wind farm power prediction is presented. By using annotation-based Spring 3 platform and technologies including FreeMarker and JFreechart, process of web design is simplified and quickly finished. In addition, the web system can be easily maintained and expanded. Finally, the establishment of wind power prediction web system is convenient for bidding of power market and maintenance of wind farms.Usually, wind farms are located in remote area and wind turbines belonging to the same wind farm are not in the same area. It is difficult for the dispatching and the management departments which are far away from wind farm to obtain data, such as power generation and the changing wind speed. So, it is necessary to build a distributional, open and real-time web system to predict power of wind farms.As the development of Internet and web technology, it is easier to apply web according to different and complex enterprises demands. And the focus of web design was to make application more convenient, more powerful and more flexible. In this paper, in order to design the forecasting web system, the lightweight container Spring3 was taken as a development platform, Spring MVC as web framework, Spring JPA as data persistence technology, Spring Security3 as Web security management. Moreover, FreeMarker was adopted as view template and JFreeChart as figure display tool. The web system provides the dispatching and the management departments with an information sharing platform which is safe, efficient, stable, extendible and easy to be maintained.


2017 ◽  
Vol 36 (3) ◽  
pp. 369-378 ◽  
Author(s):  
Jan Karem Höhne ◽  
Stephan Schlosser

Web surveys are commonly used in social research because they are usually cheaper, faster, and simpler to conduct than other modes. They also enable researchers to capture paradata such as response times. Particularly, the determination of proper values to define outliers in response time analyses has proven to be an intricate challenge. In fact, to a certain degree, researchers determine them arbitrarily. In this study, we use “SurveyFocus (SF)”—a paradata tool that records the activity of the web-survey pages—to assess outlier definitions based on response time distributions. Our analyses reveal that these common procedures provide relatively sufficient results. However, they are unable to detect all respondents who temporarily leave the survey, causing bias in the response times. Therefore, we recommend a two-step procedure consisting of the utilization of SF and a common outlier definition to attain a more appropriate analysis and interpretation of response times.


2012 ◽  
Vol 198-199 ◽  
pp. 591-595
Author(s):  
Ming Fei Wang ◽  
Dan Liu

Through analyzing the development of Social-security system, the paper proposes one design proposal of the WEB system development based on LINQ. It uses three-tier structure to carry on the system development and carry on the operation for the database by LINQ. The applications of system prove that the system is operating well. It improves the management level of social-security information and it also confirms LINQ could greatly simplify the programming efficiency of system development and improve the access speed of database.


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