{"id":198156,"updated":"2025-01-19T22:05:28.969937+00:00","links":{},"created":"2025-01-19T01:02:29.232016+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00198156","sets":["1164:2240:9748:9861"]},"path":["9861"],"owner":"44499","recid":"198156","title":["AM-hCGA法による並列多重格子法"],"pubdate":{"attribute_name":"公開日","attribute_value":"2019-07-17"},"_buckets":{"deposit":"86fc32e6-d7ba-40ad-8f61-aea4bfcf15fd"},"_deposit":{"id":"198156","pid":{"type":"depid","value":"198156","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"AM-hCGA法による並列多重格子法","author_link":["476724","476723","476722","476721"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"AM-hCGA法による並列多重格子法"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"数値計算","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2019-07-17","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京大学情報基盤センター／理化学研究所計算科学研究センター"},{"subitem_text_value":"インテル株式会社"},{"subitem_text_value":"理化学研究所計算科学研究センター"},{"subitem_text_value":"理化学研究所計算科学研究センター"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Information Technology Center, The University of Tokyo / RIKEN Research Center for Computational Science (R-CCS)","subitem_text_language":"en"},{"subitem_text_value":"Intel Corporation","subitem_text_language":"en"},{"subitem_text_value":"RIKEN Research Center for Computational Science (R-CCS)","subitem_text_language":"en"},{"subitem_text_value":"RIKEN Research Center for Computational Science (R-CCS)","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/198156/files/IPSJ-HPC19170019.pdf","label":"IPSJ-HPC19170019.pdf"},"date":[{"dateType":"Available","dateValue":"2021-07-17"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-HPC19170019.pdf","filesize":[{"value":"794.6 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":"d15e6789-a140-452a-a514-aaf28db4be57","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2019 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"中島, 研吾"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"堀越, 将司"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Balazs, Gerofi"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"石川, 裕"}],"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_source_id_11":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"2188-8841","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"並列多重格子法は，エクサスケールシステムにおける大規模問題向け数値解法として注目されている．著者等の提案した Hierarchicai Coarse Grid Aggregation（hCGA）法は，MPI プロセス数が 104 以上の場合，並列多重格子法ソルバの性能を劇的に向上させるが，著者による先行研究では，階層化のレベル数が 2 であるため，105-106 プロセス以上の場合には，Coarse Grid Soiver による計算オーバーヘッドが顕著となる可能性がある．本研究では，3 レベル以上の多階層を考慮できる AM-hCGA法 (Adaptive Muitiievei hCGA) を提案し，Oakforest-PACS（JCAHPC）使用した計算例を紹介する．また，軽量カーネル IHK/McKernei の効果についても検討を実施した．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"9","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":"2019-07-17","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"19","bibliographicVolumeNumber":"2019-HPC-170"}]},"relation_version_is_last":true,"weko_creator_id":"44499"}}