{"updated":"2025-01-19T15:55:54.260574+00:00","links":{},"created":"2025-01-19T01:16:49.919072+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00216107","sets":["1164:1579:10818:10819"]},"path":["10819"],"owner":"44499","recid":"216107","title":["低直径ネットワーク・トポロジのための適応型デッドロックフリー・ルーティング"],"pubdate":{"attribute_name":"公開日","attribute_value":"2022-01-17"},"_buckets":{"deposit":"a78411c9-37ea-4159-97e0-c86de101582f"},"_deposit":{"id":"216107","pid":{"type":"depid","value":"216107","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"低直径ネットワーク・トポロジのための適応型デッドロックフリー・ルーティング","author_link":["557469","557470","557467","557471","557473","557468","557472","557466"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"低直径ネットワーク・トポロジのための適応型デッドロックフリー・ルーティング"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"ネットワーク 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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":"2188-8574","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"大規模スーパーコンピュータ向けのスイッチ間ネットワークにおいて，規則性を持たない低直径グラフを用いることがネットワークの低遅延化に有用とされている．こうした不規則な構造を持つネットワークは循環構造を多く持つため，パケット・ルーティングにおけるデッドロックが通信性能の悪化を招く．本研究では，循環依存を防ぐための Duato の十分条件に基づき，仮想チャネルを用いずに低ホップ数経路を構築可能なルーティングの構成手法を探求する．具体的には，スパニングツリー上で Deadlock-Free な Routing Subfunction を定義する．さらに，ツリー上のチャネルに幅優先探索に沿って順序付けを行い，Duato の定義した 4 つのチャネル依存を考慮したAdaptive channel の追加を行う．ルーティング時に最短経路上の Adaptive channel を用いることにより，従来の Up*/Down* ルーティングに比べ，低負荷時の通信遅延を最大で 9.4 % 削減可能であることが分かった．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"6","bibliographic_titles":[{"bibliographic_title":"研究報告システム・アーキテクチャ（ARC）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2022-01-17","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"20","bibliographicVolumeNumber":"2022-ARC-247"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":216107}