{"id":188945,"updated":"2025-01-20T01:53:12.642794+00:00","links":{},"created":"2025-01-19T00:55:02.848309+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00188945","sets":["6504:9465:9482"]},"path":["9482"],"owner":"6748","recid":"188945","title":["BBRとCUBICの共存時における性能評価"],"pubdate":{"attribute_name":"公開日","attribute_value":"2018-03-13"},"_buckets":{"deposit":"9618df8f-300e-422d-80a3-44db32b7a494"},"_deposit":{"id":"188945","pid":{"type":"depid","value":"188945","revision_id":0},"owners":[6748],"status":"published","created_by":6748},"item_title":"BBRとCUBICの共存時における性能評価","author_link":["429107","429105","429106"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"BBRとCUBICの共存時における性能評価"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"ネットワーク","subitem_subject_scheme":"Other"}]},"item_type_id":"22","publish_date":"2018-03-13","item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_22_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"福島大"},{"subitem_text_value":"重慶理工大"},{"subitem_text_value":"福島大"}]},"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/188945/files/IPSJ-Z80-5U-06.pdf","label":"IPSJ-Z80-5U-06.pdf"},"date":[{"dateType":"Available","dateValue":"2018-05-07"}],"format":"application/pdf","filename":"IPSJ-Z80-5U-06.pdf","filesize":[{"value":"233.2 kB"}],"mimetype":"application/pdf","accessrole":"open_date","version_id":"b9689f6a-48d2-4429-8dc2-8774a693aa85","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2018 by the Information Processing Society of Japan"}]},"item_22_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"屋代, 秀幸"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"石, 為之"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"内海, 哲史"}],"nameIdentifiers":[{}]}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_5794","resourcetype":"conference paper"}]},"item_22_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00349328","subitem_source_identifier_type":"NCID"}]},"item_22_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"現在,Linux2.6.19以降でTCP CUBICがデフォルトの輻輳制御アルゴリズムとして用いられている.輻輳制御アルゴリズムは,主にパケットロスに基づいて輻輳を検出するLoss-Based輻輳制御と,遅延時間に基づいて輻輳を検出するDelay-Based輻輳制御がある.TCP CUBICはLoss-Based輻輳制御であり,いくつかの問題点が挙げられる.バッファが大きいときには,過剰なバッファリングによりBufferBloatが発生し,無線リンクでは,リンクエラーによるパケット損失が起きやすく,スループットが低下してしまう.本稿では,Google社が2016年に発表した輻輳制御,TCP BBRに注目した.TCP BBRはネットワークにおけるデータ転送レートとRTT(Round Trip Time)を計測し,最大のデータ転送レート,最小のRTT(RTprop)からBDP(Bandwidth-Delay-Product)を計算し,バッファが埋まらないようにする.本稿では,TCP BBRとTCP CUBICが共存したときの性能について実験,考察をした.","subitem_description_type":"Other"}]},"item_22_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"304","bibliographic_titles":[{"bibliographic_title":"第80回全国大会講演論文集"}],"bibliographicPageStart":"303","bibliographicIssueDates":{"bibliographicIssueDate":"2018-03-13","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicVolumeNumber":"2018"}]},"relation_version_is_last":true,"weko_creator_id":"6748"}}