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Summary: The Impact of False Sharing on Shared Congestion
Management 1
Srinivasa Aditya Akella, Srinivasan Seshan
Hari Balakrishnan 2
June 2001
CMU-CS-01-135
School of Computer Science
Carnegie Mellon University
Pittsburgh, PA 15213
1 This research was supported in part by NSF under Grant No. 1120094-ANI-0085920 and by an NSF CAREER
Award and by DARPA under Grant No. MDA972-99-1-0014
2 LCS, MIT
Keywords: Congestion Control, Shared Congestion Management, False Sharing
Abstract
Several recent proposals have been made for sharing congestion information across concurrent
ows
between end-systems, where the proposed granularity for sharing has ranged from all
ows to a
common host, to all hosts on a shared LAN. This paper addresses the problem of false sharing
caused by these proposals: two or more
ows sharing congestion state may in fact not share the
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