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A load sharing strategy for distributed web server system | |
Author | Truong Quang Khai |
Call Number | AIT Thesis no.IM-03-04 |
Subject(s) | Web servers Internet domain names Electronic data processing Distributed processing |
Note | A thesis submitted in partial fulfillment of the requirements for the degree of Masters of Engineering, School of Advanced Technologies |
Publisher | Asian Institute of Technology |
Series Statement | Thesis ; no. IM-03-04 |
Abstract | A distributed multi server Web site can provide the scalability necessary to keep up with growing client demand at popular sites. Load balancing of these distributed Web server systems, consisting of multiple Web servers for document retrieval and a Domain name server (DNS) for address resolution, opens interesting problems. Unlike traditional parallel/distributed systems in which a centralized scheduler has full control of the system, the DNS controls only a very small fraction of the requests reaching the multi server Web site. This peculiarity, especially in the presence of highly skewed load, makes it very difficult to achieve acceptable load balancing and avoid overloading some Web server. DNS plays a very important role for balancing the load on multiple servers of cluster. Load balancing on multiple servers ensures that Web traffic doesn't overload one server while other servers sit idle, especially, in an environment in which the access frequencies from different client domain are not evenly distributed and the Web servers have different capacities. The point is how to choose the best candidate server location for retrieving data. The main focus of this paper is to study of DNS from this point of view. |
Year | 2003 |
Corresponding Series Added Entry | Asian Institute of Technology. Thesis ; no. IM-03-04 |
Type | Thesis |
School | School of Advanced Technologies (SAT) |
Department | Department of Information and Communications Technologies (DICT) |
Academic Program/FoS | Information Management (IM) |
Chairperson(s) | Sadananda, Ramakoti; |
Examination Committee(s) | Guha, Sumanta;Sujarae, Aekavute ; |
Scholarship Donor(s) | HCMC Post;Telecommunications Ho Chi Minh city, Vietnam; |
Degree | Thesis (M.Eng.) - Asian Institute of Technology, 2003 |