{"id":1213,"date":"2015-07-02T13:18:33","date_gmt":"2015-07-02T04:18:33","guid":{"rendered":"http:\/\/ds-server.ais.cmc.osaka-u.ac.jp\/?p=1213"},"modified":"2015-07-07T15:34:16","modified_gmt":"2015-07-07T06:34:16","slug":"sdn-mpi_allreduce","status":"publish","type":"post","link":"http:\/\/ds-server.ais.cmc.osaka-u.ac.jp\/en\/sdn-mpi_allreduce\/","title":{"rendered":"SDN controller for acceleration of MPI reduction operation"},"content":{"rendered":"<p>This study aims to high-speed MPI_Allreduce leveraging SDN. MPI (Message Passing Interface), a de facto standard library for distributed and parallel computing, provides a suite of APIs for inter-process communication. <\/p>\n<p>&nbsp;<\/p>\n<p>This study is being coducted mainly by the graduate students of the Graduate School of Information Science and Technology, Osaka University, Japan. <\/p>\n<blockquote><p>\nResearch achievement(paper)<br \/>\n<div class=\"su-list\" style=\"margin-left:0px\">\n<ul>\n<li><i class=\"sui sui-check\" style=\"color:#333\"><\/i>  Keichi Takahashi, Dashdavaa Khureltulga, Yasuhiro Watashiba, Yoshiyuki Kido, Susumu Date, Shinji Shimojo, &#8220;Performance Evaluation of SDN-enhanced MPI_Allreduce on a Cluster System with Fat-tree Interconnect&#8221;, The International Conference on High Performance Computing and Simulations (HPCS2014), pp. 784 &#8211; 792, Jul. 2014.<\/li>\n<\/div>\nRelated graduation thesis<br \/>\n<div class=\"su-list\" style=\"margin-left:0px\">\n<ul>\n<li><i class=\"sui sui-check\" style=\"color:#333\"><\/i>  Keichi Takahashi, &#8220;Design and Implementation of Software Defined Networking Controller for Accelerating Collective Reduction Operation in MPI&#8221;, Bachelor thesis, School of Engineering Osaka University, Feb. 2013.<\/li>\n<\/div>\n<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>This study aims to high-speed MPI_Allreduce leveraging SDN. MPI (Message Passing Interface), a de facto standard library for distributed and parallel computing, provides a suite of APIs for inter-process communication. &nbsp; This study is being coducted mainly by the graduate<a href=\"http:\/\/ds-server.ais.cmc.osaka-u.ac.jp\/en\/sdn-mpi_allreduce\/\">&#8230;\u3010\u7d9a\u304d\u3092\u8aad\u3080\u3011<\/a><\/p>\n","protected":false},"author":1,"featured_media":826,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38,36],"tags":[],"class_list":["post-1213","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hpc-en","category-theme-en"],"_links":{"self":[{"href":"http:\/\/ds-server.ais.cmc.osaka-u.ac.jp\/en\/wp-json\/wp\/v2\/posts\/1213\/"}],"collection":[{"href":"http:\/\/ds-server.ais.cmc.osaka-u.ac.jp\/en\/wp-json\/wp\/v2\/posts\/"}],"about":[{"href":"http:\/\/ds-server.ais.cmc.osaka-u.ac.jp\/en\/wp-json\/wp\/v2\/types\/post\/"}],"author":[{"embeddable":true,"href":"http:\/\/ds-server.ais.cmc.osaka-u.ac.jp\/en\/wp-json\/wp\/v2\/users\/1\/"}],"replies":[{"embeddable":true,"href":"http:\/\/ds-server.ais.cmc.osaka-u.ac.jp\/en\/wp-json\/wp\/v2\/comments\/?post=1213"}],"version-history":[{"count":5,"href":"http:\/\/ds-server.ais.cmc.osaka-u.ac.jp\/en\/wp-json\/wp\/v2\/posts\/1213\/revisions\/"}],"predecessor-version":[{"id":1321,"href":"http:\/\/ds-server.ais.cmc.osaka-u.ac.jp\/en\/wp-json\/wp\/v2\/posts\/1213\/revisions\/1321\/"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/ds-server.ais.cmc.osaka-u.ac.jp\/en\/wp-json\/wp\/v2\/media\/826\/"}],"wp:attachment":[{"href":"http:\/\/ds-server.ais.cmc.osaka-u.ac.jp\/en\/wp-json\/wp\/v2\/media\/?parent=1213"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ds-server.ais.cmc.osaka-u.ac.jp\/en\/wp-json\/wp\/v2\/categories\/?post=1213"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ds-server.ais.cmc.osaka-u.ac.jp\/en\/wp-json\/wp\/v2\/tags\/?post=1213"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}