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32nd IEEE Conference on Local Computer Networks (LCN 2007)
Overlay Bandwidth Management: Scheduling and Active Queue Management of Overlay Flows
Dublin, Ireland
October 15-October 18
ISBN: 0-7695-3000-1
Kalman Graffi, Technische Universitat Darmstadt, Germany
Konstantin Pussep, Technische Universitat Darmstadt, Germany
Sebastian Kaune, Technische Universitat Darmstadt, Germany
Aleksandra Kovacevic, Technische Universitat Darmstadt, Germany
Nicolas Liebau, Technische Universitat Darmstadt, Germany
Ralf Steinmetz, Technische Universitat Darmstadt, Germany
Peer-to-peer and mobile networks gained significant attention of both research community and industry. Applying the peer-to-peer paradigm in mobile networks lead to several problems regarding the bandwidth demand of peer-to-peer networks. Time-critical messages are delayed and delivered unacceptably slow. In addition to this, scarce bandwidth is wasted on messages of less priority. Therefore, the focus of this paper is on bandwidth management issues at the overlay layer and how they can be solved. We present HiPNOS.KOM, a priority based scheduling and active queue management system. It guarantees better QoS for higher prioritized messages in upper network layers of peerto- peer systems. Evaluation using the peer-to-peer simulator PeerfactSim.KOM shows that HiPNOS.KOM brings significant improvement in Kademlia in comparison to FIFO and Drop-Tail, strategies that are used nowadays on each peer. User initiated lookups have in Kademlia 24% smaller operation duration when using HiPNOS.KOM.
Index Terms:
P2P, overlay, bandwidth, scheduling, AQM, QoS
Citation:
Kalman Graffi, Konstantin Pussep, Sebastian Kaune, Aleksandra Kovacevic, Nicolas Liebau, Ralf Steinmetz, "Overlay Bandwidth Management: Scheduling and Active Queue Management of Overlay Flows," lcn, pp.334-342, 32nd IEEE Conference on Local Computer Networks (LCN 2007), 2007
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