{"id":237557,"updated":"2025-01-19T08:50:46.051686+00:00","links":{},"created":"2025-01-19T01:40:15.047836+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00237557","sets":["1164:1867:11465:11705"]},"path":["11705"],"owner":"44499","recid":"237557","title":["Freezer機構による公平な共有排他ロックの柔軟化と高速化"],"pubdate":{"attribute_name":"公開日","attribute_value":"2024-08-01"},"_buckets":{"deposit":"0d2da3f6-b3ad-4b03-9efb-f139e5ddfe54"},"_deposit":{"id":"237557","pid":{"type":"depid","value":"237557","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"Freezer機構による公平な共有排他ロックの柔軟化と高速化","author_link":["650470"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Freezer機構による公平な共有排他ロックの柔軟化と高速化"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"分散処理・並行処理","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2024-08-01","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"サイボウズ・ラボ株式会社"}]},"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/237557/files/IPSJ-OS24164012.pdf","label":"IPSJ-OS24164012.pdf"},"date":[{"dateType":"Available","dateValue":"2026-08-01"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-OS24164012.pdf","filesize":[{"value":"1.6 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":"11"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"d24eb8e9-a377-427c-9d32-a9608e4d1afe","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2024 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"星野, 喬"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10444176","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":"2188-8795","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"MCS ロックやその亜種はロック要求データのリスト構造を用いて Mutex データへのアクセス集中を減らす手法で，メニーコアアーキテクチャに適している．近年の亜種の多くは要求データをヒープメモリではなくスタックメモリから確保するが，結果として入れ子ロック構造になり，ロック待ちスレッドが Mutex データ上でポーリングを行う必要が生じる問題と，公平性ポリシが Fast path によって制限される問題があった．本稿は，MCS ロックのリスト構造操作を拡張し，ヒープメモリを使わずに Mutex データ上のポーリングを完全に排除できる Freezer 機構を提案する．Freezer 機構により Fast path と公平性ポリシを独立して提供できるようになる．本稿は Freezer 機構を採用した共有排他ロックに対する 5 つの高速化手法も提案する．マイクロベンチマークおよび並行木構造索引やトランザクションベンチマークを用いて評価したところ，Freezer 機構や高速化手法の効果が確認された．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"8","bibliographic_titles":[{"bibliographic_title":"研究報告システムソフトウェアとオペレーティング・システム（OS）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2024-08-01","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"12","bibliographicVolumeNumber":"2024-OS-164"}]},"relation_version_is_last":true,"weko_creator_id":"44499"}}