{"updated":"2025-01-20T06:31:21.539167+00:00","links":{},"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00174814","sets":["1164:1579:8444:8914"]},"path":["8914"],"owner":"11","recid":"174814","title":["LinuxにおけるI/Oプロトコルスタックの改良動向と共有ストレージ装置における性能評価"],"pubdate":{"attribute_name":"公開日","attribute_value":"2016-09-29"},"_buckets":{"deposit":"cc2bd8e9-26a1-425d-b33e-bfdbb2f70146"},"_deposit":{"id":"174814","pid":{"type":"depid","value":"174814","revision_id":0},"owners":[11],"status":"published","created_by":11},"item_title":"LinuxにおけるI/Oプロトコルスタックの改良動向と共有ストレージ装置における性能評価","author_link":["361968","361969","361970"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"LinuxにおけるI/Oプロトコルスタックの改良動向と共有ストレージ装置における性能評価"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"ポスタ・デモセッション","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2016-09-29","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"株式会社日立製作所"},{"subitem_text_value":"株式会社日立製作所"},{"subitem_text_value":"株式会社日立製作所"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Hitachi, Ltd.","subitem_text_language":"en"},{"subitem_text_value":"Hitachi, Ltd.","subitem_text_language":"en"},{"subitem_text_value":"Hitachi, Ltd.","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/174814/files/IPSJ-ARC16222014.pdf","label":"IPSJ-ARC16222014.pdf"},"date":[{"dateType":"Available","dateValue":"2018-09-29"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-ARC16222014.pdf","filesize":[{"value":"490.3 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":"16"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"56fc853b-0633-415b-959a-e66f26dec91f","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2016 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"佐藤, 功人"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"近藤, 雄樹"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"清田, 雄策"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10096105","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":"2188-8574","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"データの保存に用いられる記憶媒体がディスク装置 (HDD) からフラッシュメモリ (SSD) へと移行し，Linux OS におけるストレージ装置のプロトコルスタックも従来の SCSI 規格に加えて SSD に特化した NVMe (Non-Volatile Memory Express) 規格が導入された．NVMe デバイスドライバでは，従来存在したマルチコア CPU で生じるコア間の排他制御競合によるボトルネックが解消されている．本報告では，高性能共有ストレージ装置へのアクセスインターフェースとして NVMe 規格を適用することで，ローカルの SSD と同様にボトルネックが解消することを定量的に示す．また，初期の NVMe デバイスドライバの実装方法では運用上のデメリットが発生するが，運用性を損なわずボトルネックを解消するために後に Linux に導入された，ブロックマルチキューについて述べる．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"7","bibliographic_titles":[{"bibliographic_title":"研究報告システム・アーキテクチャ（ARC）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2016-09-29","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"14","bibliographicVolumeNumber":"2016-ARC-222"}]},"relation_version_is_last":true,"weko_creator_id":"11"},"id":174814,"created":"2025-01-19T00:44:53.925566+00:00"}