{"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00227670","sets":["1164:4088:11174:11335"]},"path":["11335"],"owner":"44499","recid":"227670","title":["Tiered-MemoryシステムにおけるIn-memory KVSライブ移送手法"],"pubdate":{"attribute_name":"公開日","attribute_value":"2023-09-12"},"_buckets":{"deposit":"769fbef5-65a2-4d7e-a7bc-30bec88817cd"},"_deposit":{"id":"227670","pid":{"type":"depid","value":"227670","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"Tiered-MemoryシステムにおけるIn-memory KVSライブ移送手法","author_link":["606724","606725"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Tiered-MemoryシステムにおけるIn-memory KVSライブ移送手法"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"メモリシステム","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2023-09-12","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京農工大学"},{"subitem_text_value":"東京農工大学"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Tokyo University of Agriculture and Technology","subitem_text_language":"en"},{"subitem_text_value":"Tokyo University of Agriculture and Technology","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/227670/files/IPSJ-IOT23063010.pdf","label":"IPSJ-IOT23063010.pdf"},"date":[{"dateType":"Available","dateValue":"2025-09-12"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-IOT23063010.pdf","filesize":[{"value":"1.8 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":"43"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"c4ff2f22-62fb-4307-9751-e732817f9f33","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2023 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"三鎌, 慶二郎"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"山田, 浩史"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA12326962","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":"2188-8787","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"Persistent Memory（PM）は，SSD より高速なストレージや DRAM より容量面で有利なメインメモリとして利用できるバイトアドレッサブルな不揮発性メモリデバイスである．データベース管理システム（DBMS）は，メインメモリ，ストレージともに頻繁にアクセスするため，PM の恩恵を大きく受けることができる．PM-aware インメモリ KVS のような DBMS をクラウド環境といったデータセンタで運用する上では，ライブ移送が効果的である．しかし，既存のライブ移送方式は，移送対象の DBMS と同量の資源が移送先にないと移送ができない．移送自体ができない場合，負荷分散ができず，移送元マシンの性能が低下して十分なサービスを提供できなくなるおそれがあるといった問題がある．そこで本研究では，移送先マシンの資源使用量を考慮した PM-aware インメモリ KVS のライブ移送方式を提案する．提案方式により，移送対象のインメモリ KVS のオブジェクト配置のままでは移送できない場合でも移送が可能になり，移送先マシンの自由度を上げ，柔軟なマシン管理を実現できる．本研究では，提案方式を PM-aware インメモリ KVS である pmem-rocksdb をもとに実装し，動作と性能を確認するための実験を行った．実験の結果，オブジェクトを再配置しながら移送できていることが確認でき，再配置するオブジェクトを適切に選択することで，スループットを改善できることを示した．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"12","bibliographic_titles":[{"bibliographic_title":"研究報告インターネットと運用技術（IOT）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2023-09-12","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"10","bibliographicVolumeNumber":"2023-IOT-63"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":227670,"updated":"2025-01-19T12:06:16.289447+00:00","links":{},"created":"2025-01-19T01:26:55.532176+00:00"}