{"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00218971","sets":["1164:2240:10902:10971"]},"path":["10971"],"owner":"44499","recid":"218971","title":["MPI-IO/CHFS:ノードローカル不揮発性メモリを活用するアドホック分散ファイルシステムのためのMPI-IOの設計"],"pubdate":{"attribute_name":"公開日","attribute_value":"2022-07-20"},"_buckets":{"deposit":"2359afbc-69ce-4858-a2c8-f37968227c1d"},"_deposit":{"id":"218971","pid":{"type":"depid","value":"218971","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"MPI-IO/CHFS:ノードローカル不揮発性メモリを活用するアドホック分散ファイルシステムのためのMPI-IOの設計","author_link":["570530","570529"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"MPI-IO/CHFS:ノードローカル不揮発性メモリを活用するアドホック分散ファイルシステムのためのMPI-IOの設計"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"分散ファイルシステム","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2022-07-20","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"筑波大学計算科学研究センター"},{"subitem_text_value":"筑波大学計算科学研究センター"}]},"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/218971/files/IPSJ-HPC22185033.pdf","label":"IPSJ-HPC22185033.pdf"},"date":[{"dateType":"Available","dateValue":"2024-07-20"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-HPC22185033.pdf","filesize":[{"value":"1.1 MB"}],"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":"29d156b4-9346-422d-9ab7-1b4bb9e82c09","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2022 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"平賀, 弘平"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"建部, 修見"}],"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":"計算ノード上の不揮発性メモリ（ノードローカル PMem）を活用し，データサイエンスアプリケーションを高速化するためのストレージシステム MPI-IO/CHFS を提案する．MPI-IO を利用するアプリケーションは，アプリケーションコードの変更無しに，ノードローカル PMem 上に構築した CHFS アドホック分散ファイルシステム上のファイルに対して集団 I/O が可能になる．MPI-IO/CHFS を IOR を用いて PMem 実デバイス上で性能評価を行った結果，4 ノード 64 クライアントからの単一共有ファイルに対する書き込みが 28.9 GiB/s，読み込みが 32.7 GiB/sであった．Lustre と比較すると書き込み 534%，読み込み 346% の性能向上を達成した．提案システムによって，スーパーコンピュータの計算ノードローカル PMem がデータサイエンスアプリケーションから利用可能になり，MPI-IO を利用するアプリケーションが高速化された．","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":"2022-07-20","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"33","bibliographicVolumeNumber":"2022-HPC-185"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":218971,"updated":"2025-01-19T14:58:09.024821+00:00","links":{},"created":"2025-01-19T01:19:18.741005+00:00"}