{"id":219686,"created":"2025-01-19T01:19:45.088895+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00219686","sets":["6164:6165:6640:11008"]},"path":["11008"],"owner":"44499","recid":"219686","title":["仮想環境を用いた8K映像ストリームサーバの実現"],"pubdate":{"attribute_name":"公開日","attribute_value":"2022-07-06"},"_buckets":{"deposit":"f964c4db-ca79-4d81-b618-69d09a87d813"},"_deposit":{"id":"219686","pid":{"type":"depid","value":"219686","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"仮想環境を用いた8K映像ストリームサーバの実現","author_link":["573228","573227","573221","573226","573222","573225","573224","573223"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"仮想環境を用いた8K映像ストリームサーバの実現"}]},"item_type_id":"18","publish_date":"2022-07-06","item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_18_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"神奈川工科大学"},{"subitem_text_value":"神奈川工科大学"},{"subitem_text_value":"神奈川工科大学"},{"subitem_text_value":"神奈川工科大学"},{"subitem_text_value":"大同大学"},{"subitem_text_value":"ミハル通信株式会社"},{"subitem_text_value":"国立情報学研究所"},{"subitem_text_value":"国立情報学研究所"}]},"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/219686/files/IPSJ-DICOMO2022112.pdf","label":"IPSJ-DICOMO2022112.pdf"},"date":[{"dateType":"Available","dateValue":"2024-07-06"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-DICOMO2022112.pdf","filesize":[{"value":"1.4 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":"44"}],"accessrole":"open_date","version_id":"c2c16676-1b97-4263-91a5-b38632c5cc7d","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2022 by the Information Processing Society of Japan"}]},"item_18_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"瀬林, 克啓"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"岩崎, 昂大"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"池田, 哲也"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"丸山, 充"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"君山, 博之"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"青木, 弘太"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"栗本, 崇"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"漆谷, 重雄"}],"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_18_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"ネットワークの広帯域化に伴い,8K (7680×4320画素) 映像は,細部まで精密に映像化できることから,医療・教育・放送分野での期待は高い.そこで我々は,クラウド上の空きリソースで安価に構成した 8K 映像サーバ仮想マシン (VM) を複数連携動作させ,トータルでビデオ伝送レート 24Gbps の 8K 非圧縮映像の伝送・蓄積を可能とする 8K 映像ストリームサーバの実現を目指している.我々は,SINET5 の NFV 環境において,物理サーバ 1 台あたり 2 台動作させた 8K 映像サーバ VM を 8 台連携させた 8K 映像ストリームサーバで,トータルでビデオ伝送レート 24Gbps の 8K 非圧縮映像伝送の安定動作を実現した.また,SINET5 の 3 拠点の NFV に計 10 台の 8K 映像サーバ VM と仮想 IP マルチキャストルータを配置し,帯域浪費の抑制するともに,10 台の 8K 映像サーバ VM の中から任意の 8 台を選択して構成した 8K 映像ストリームサーバで 8K 映像を安定送信するとともに,その 8 台を切り替える 8K 映像ストリームサーバの高度化実験にも成功した.本稿では, SINET5 の NFV 環境において安定動作する 8K 映像サーバ VM の構成(CPU 数及びメモリ量)とカーネルパラメータの導出方法と 8K 映像ストリームサーバの高度化について説明する.","subitem_description_type":"Other"}]},"item_18_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"800","bibliographic_titles":[{"bibliographic_title":"マルチメディア,分散,協調とモバイルシンポジウム2022論文集"}],"bibliographicPageStart":"792","bibliographicIssueDates":{"bibliographicIssueDate":"2022-07-06","bibliographicIssueDateType":"Issued"},"bibliographicVolumeNumber":"2022"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"updated":"2025-01-19T14:48:40.927754+00:00","links":{}}