Power-Aware Fat-Tree Networks Using On/Off Links Export

@incollection{citeulike:3365611, abstract = {Nowadays, power consumption reduction techniques are being increasingly used in computer systems, and high-performance computing systems are not an exception. In particular, the power consumed by the interconnect circuitry has a non-negligible contribution to the total system budget. In this scenario, fat-tree interconnection networks are one of the most popular topologies. This topology is particularly well-suited for applying power consumption reduction techniques since it provides multiple alternative paths for each source/destination pair. In this paper, we present a mechanism that dynamically adjusts the available network bandwidth by switching links on and off, according to the traffic requirements. This mechanism provides significant reduction in power consumption while maintaining the original underlying routing algorithm, at the expense of slight latency increase for low loads.}, author = {Alonso, Marina and Coll, Salvador and Santonja, Vicente and Mart\'{\i}nez, Juan-Miguel and L\'{o}pez, Pedro and Duato, Jos\'{e}}, citeulike-article-id = {3365611}, citeulike-linkout-0 = {http://dx.doi.org/10.1007/978-3-540-75444-2_46}, doi = {10.1007/978-3-540-75444-2_46}, journal = {High Performance Computing and Communications}, keywords = {architecture, consumption, energy, green, network, snmpproject}, pages = {472--483}, posted-at = {2008-10-02 09:54:51}, priority = {2}, title = {Power-Aware Fat-Tree Networks Using On/Off Links}, url = {http://dx.doi.org/10.1007/978-3-540-75444-2_46}, year = {2007} }

TY - CHAP ID - citeulike:3365611 L3 - citeulike-article-id:3365611 N2 - Nowadays, power consumption reduction techniques are being increasingly used in computer systems, and high-performance computing systems are not an exception. In particular, the power consumed by the interconnect circuitry has a non-negligible contribution to the total system budget. In this scenario, fat-tree interconnection networks are one of the most popular topologies. This topology is particularly well-suited for applying power consumption reduction techniques since it provides multiple alternative paths for each source/destination pair. In this paper, we present a mechanism that dynamically adjusts the available network bandwidth by switching links on and off, according to the traffic requirements. This mechanism provides significant reduction in power consumption while maintaining the original underlying routing algorithm, at the expense of slight latency increase for low loads. JF - High Performance Computing and Communications EP - 483 TI - Power-Aware Fat-Tree Networks Using On/Off Links SP - 472 KW - architecture KW - consumption KW - energy KW - green KW - network KW - snmpproject AU - Alonso, Marina AU - Coll, Salvador AU - Santonja, Vicente AU - Martínez, Juan-Miguel AU - López, Pedro AU - Duato, José PY - 2007/// UR - http://dx.doi.org/10.1007/978-3-540-75444-2_46 ER -