{"updated":"2025-01-21T12:38:24.790511+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00098089","sets":["1164:6757:7417:7418"]},"path":["7418"],"owner":"11","recid":"98089","title":["Dalvik VMコンカレントGCのSTW時間の短縮に関する一考察"],"pubdate":{"attribute_name":"公開日","attribute_value":"2014-01-16"},"_buckets":{"deposit":"590c0e96-9da4-4920-9cef-8b69538f60eb"},"_deposit":{"id":"98089","pid":{"type":"depid","value":"98089","revision_id":0},"owners":[11],"status":"published","created_by":11},"item_title":"Dalvik VMコンカレントGCのSTW時間の短縮に関する一考察","author_link":["0","0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Dalvik VMコンカレントGCのSTW時間の短縮に関する一考察"},{"subitem_title":"A Study on Shortening STW Time of Concurrent GC of Dalvik VM","subitem_title_language":"en"}]},"item_type_id":"4","publish_date":"2014-01-16","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"工学院大学大学院工学研究科電気・電子工学専攻"},{"subitem_text_value":"工学院大学大学院工学研究科電気・電子工学専攻"},{"subitem_text_value":"工学院大学大学院工学研究科電気・電子工学専攻"},{"subitem_text_value":"工学院大学大学院工学研究科電気・電子工学専攻"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Electrical Engineering and Electronics, Kogakuin University Graduate School","subitem_text_language":"en"},{"subitem_text_value":"Electrical Engineering and Electronics, Kogakuin University Graduate School","subitem_text_language":"en"},{"subitem_text_value":"Electrical Engineering and Electronics, Kogakuin University Graduate School","subitem_text_language":"en"},{"subitem_text_value":"Electrical Engineering and Electronics, Kogakuin University Graduate School","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/98089/files/IPSJ-DCC14006019.pdf"},"date":[{"dateType":"Available","dateValue":"2016-01-16"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-DCC14006019.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":"50"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"680069e3-c118-4a39-811a-ad4ff55a3d54","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2014 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"永田, 恭輔"},{"creatorName":"中村, 優太"},{"creatorName":"野村, 駿"},{"creatorName":"山口, 実靖"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Kyosuke, Nagata","creatorNameLang":"en"},{"creatorName":"Yuta, Nakamura","creatorNameLang":"en"},{"creatorName":"Shun, Nomura","creatorNameLang":"en"},{"creatorName":"Saneyasu, Yamaguchi","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA12628338","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_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"スマートフォンやタブレット PC が普及し、これらの端末の重要性が高まっている。Android はこれらの端末のプラットフォームとして高いシェアを持ち、特に重要なプラットフォームとなっている。Android には Dalvik VM という仮想機械が搭載されており、Android のアプリケーションは Dalvik VM の上で動作する。Dalvik VM には GC 機能が搭載されており、この性能がアプリケーション性能に影響を与える。本稿では，Dalvik VM のコンカレント GC の STW 時間に着目し，非ゴミオブジェクト数や書き換え頻度と GC の各フェーズの処理時間の関係の調査を行った。そして、これらの測定をもとに STW 時間の短縮 （ミューテータの性能低下抑制） 手法に関する考察を行った。","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"Android operating system has Dalvik virtual machine and Androidapplications run on this virtual machine. Dalvik virtual machine hasGC (garbage collection) function, thus application developers do nothave to release memory by themselves. However, this GC functionsuspends application, which is called STW, during garbage collection. In this paper, we evaluate STW time of Dalvik GC and show that it isnot enough short in some cases. After the evaluation, we discuss amethod for decreasing STW time, with which remark process is executedconcurrently.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"5","bibliographic_titles":[{"bibliographic_title":"研究報告デジタルコンテンツクリエーション（DCC）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2014-01-16","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"19","bibliographicVolumeNumber":"2014-DCC-6"}]},"relation_version_is_last":true,"weko_creator_id":"11"},"created":"2025-01-18T23:44:24.478175+00:00","id":98089,"links":{}}