{"links":{},"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00098710","sets":["1164:2240:7465:7466"]},"path":["7466"],"owner":"11","recid":"98710","title":["物理メモリの増減による電力制約下でのHPCシステムの性能向上"],"pubdate":{"attribute_name":"公開日","attribute_value":"2014-02-24"},"_buckets":{"deposit":"026133c1-53e3-4763-b166-c6b1bbfa46d5"},"_deposit":{"id":"98710","pid":{"type":"depid","value":"98710","revision_id":0},"owners":[11],"status":"published","created_by":11},"item_title":"物理メモリの増減による電力制約下でのHPCシステムの性能向上","author_link":["0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"物理メモリの増減による電力制約下でのHPCシステムの性能向上"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"電力最適化と性能評価","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2014-02-24","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京大学"},{"subitem_text_value":"東京大学"},{"subitem_text_value":"東京大学"},{"subitem_text_value":"東京大学"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"The University of Tokyo","subitem_text_language":"en"},{"subitem_text_value":"The University of Tokyo","subitem_text_language":"en"},{"subitem_text_value":"The University of Tokyo","subitem_text_language":"en"},{"subitem_text_value":"The University of Tokyo","subitem_text_language":"en"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_publisher":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"情報処理学会","subitem_publisher_language":"ja"}]},"publish_status":"0","weko_shared_id":-1,"item_file_price":{"attribute_name":"Billing file","attribute_type":"file","attribute_value_mlt":[{"url":{"url":"https://ipsj.ixsq.nii.ac.jp/record/98710/files/IPSJ-HPC14143024.pdf"},"date":[{"dateType":"Available","dateValue":"2016-02-24"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-HPC14143024.pdf","filesize":[{"value":"448.1 kB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"660","billingrole":"5"},{"tax":["include_tax"],"price":"330","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"14"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"455356e5-8bb6-4e38-887f-117b2a07a6ab","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2014 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"米澤亮太"},{"creatorName":"會田翔"},{"creatorName":"三輪忍"},{"creatorName":"中村宏"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10463942","subitem_source_identifier_type":"NCID"}]},"item_4_textarea_12":{"attribute_name":"Notice","attribute_value_mlt":[{"subitem_textarea_value":"SIG Technical Reports are nonrefereed and hence may later appear in any journals, conferences, symposia, etc."}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_18gh","resourcetype":"technical report"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"近年の HPC システムの規模はその消費電力によって制限されている．今後，HPC システムの処理能力をさらに向上させ，エクサフロップスを実現するためには，消費電力を増やすことなくシステムの処理能力のみを向上させる技術が必要不可欠である．HPC システムには大量の物理メモリが搭載されているが，使用メモリ量はアプリケーションによって異なっており，全ての物理メモリを必要とするケースは少ないと考えられる．そこで本研究では，アプリケーションに応じて使用する物理メモリ量を変更することにより，メモリの消費電力を節約する．そうして削減した分の電力を CPU 周波数の向上に費すことにより，電力制約下でのシステム性能を改善する．評価の結果，最大 27.8%の性能向上が得られることを確認した．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"8","bibliographic_titles":[{"bibliographic_title":"研究報告ハイパフォーマンスコンピューティング（HPC）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2014-02-24","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"24","bibliographicVolumeNumber":"2014-HPC-143"}]},"relation_version_is_last":true,"weko_creator_id":"11"},"created":"2025-01-18T23:44:54.320612+00:00","updated":"2025-01-21T12:21:25.396944+00:00","id":98710}