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Summary: A Comparative Evaluation of Transparent Scaling Techniques for Dynamic
Content Servers
C. Amza , A. L. Cox
, W. Zwaenepoel
Department of Electrical and Computer Engineering, University of Toronto, Canada
Department of Computer Science, Rice University, Houston, USA
School of Computer and Communication Sciences, EPFL, Lausanne, Switzerland
amza@eecg.toronto.edu, alc@cs.rice.edu, willy.zwaenepoel@epfl.ch
Abstract
We study several transparent techniques for scaling dy-
namic content web sites, and we evaluate their relative im-
pact when used in combination. Full transparency implies
strong data consistency as perceived by the user, no modi-
fications to existing dynamic content site tiers and no addi-
tional programming effort from the user or site administra-
tor upon deployment.
We study strategies for scheduling and load balancing
queries on a cluster of replicated database back-ends. We
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