Abstract
Commercial P2P media streaming systems have widely utilized servers or Content Distribution Networks (CDN) service to help alleviating the effect from high peer dynamics. While refocusing on servers becomes a MUST in large-scale commercial P2P streaming systems, it comes to the problem on how to place server nodes in best efficiency so that they can better serve the needs of peers with minimal cost. In line with this, we formulate the Server Placement (SP) problem in P2P streaming system, and propose solution schemes for the sub-problem of server selection and rate assignment. The server selection problem targets at minimizing the end-to-end user round-trip latency, and traffic transmission cost, which was finally reduced to a P-median problem and solved by Greedy Randomized Adaptive Search Procedure (GRASP). Secondly, we formulate the problem of which clients are served by which server at which rate as the rate allocation problem and optimize to minimize the total streaming cost subject to the play rate requirement. As a starting work, this paper aims to attract more researches on this challenging topic.
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© 2008 Springer-Verlag Berlin Heidelberg
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Chen, Z., Lin, C., Yin, H., Li, B. (2008). On the Server Placement Problem of P2P Live Media Streaming System. In: Huang, YM.R., et al. Advances in Multimedia Information Processing - PCM 2008. PCM 2008. Lecture Notes in Computer Science, vol 5353. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-540-89796-5_19
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DOI: https://doi.org/10.1007/978-3-540-89796-5_19
Publisher Name: Springer, Berlin, Heidelberg
Print ISBN: 978-3-540-89795-8
Online ISBN: 978-3-540-89796-5
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