By Hala ElAarag (auth.)
This paintings provides a research of cache alternative options designed for static websites. Proxy servers can enhance functionality through caching static websites comparable to cascading kind sheets, java script resource documents, and massive documents reminiscent of pictures. This subject is very very important in instant advert hoc networks, within which cellular units act as proxy servers for a gaggle of different cellular units. commencing chapters current an advent to net requests and the features of net gadgets, internet proxy servers and Squid, and synthetic neural networks. this can be by way of a entire overview of cache alternative suggestions simulated opposed to diversified functionality metrics. The paintings then describes a unique method of internet proxy cache alternative that makes use of neural networks for determination making, evaluates its functionality and selection constructions, and examines its implementation in a true surroundings, particularly, within the Squid proxy server.
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Extra resources for Web Proxy Cache Replacement Strategies: Simulation, Implementation, and Performance Evaluation
1), Hewlett-Packard Company, Palo Alto, CA (1999) 11. N. Osawa, T. Yuba, K. Hakozaki, Generational Replacement schemes for a WWW proxy server, High-Performance Computing and Networking (HPCN’97). Lecture Notes in Computer Science, vol 1225 (Springer, Berlin, 1997) pp. 940–949 12. -Y. Chang, T. McGregor, G. Holmes, The LRU* WWW proxy cache document replacement algorithm, in Proceedings of the Asia Pacific Web Conference, 1999 13. I. Tatarinov, An efficient LFU-like policy for web caches, Tech. Rep.
20 Byte-hit rate function PA well in comparison with other recency strategies, but did only mediocre overall. This is most likely due to the fact that Value-Aging slowly increases as the time grows, which is an advantage to larger objects, which tend to have long periods between requests Fig. 23. In terms of function-based strategies, Figs. 25 all represent a different ranking between one another. For UC, Fig. 24, MIX on top, PA, Fig. 20, with GD* and GDSF and NY, Fig. 25, with LNC-R-W3 and GD*.
46 Removal rate overall NY Most of the strategies we covered are relatively simple to implement and incorporate a relative low CPU and space overhead and should be deployed in commercial proxy cache servers to allow system administrators and ISPs greater control over the QoS of their services. Our results are particularly important in ad hoc wireless networks where mobile devices have limited cache size. References 59 References 1. S. Podlipnig, L. Boszormenyi, A survey of web cache replacement strategies.