QCWS: An implementation of QoS-capable multimedia Web services

Hongan Chen, Tao Yu, Kwei Jay Lin

研究成果: 圖書/報告稿件的類型會議稿件同行評審

51 引文 斯高帕斯(Scopus)

摘要

QoS, that defines service quality such as latency, availability, timeliness and reliability, is important for Web applications that provide real-time information, multimedia content, or time-critical services. Many Web applications require a guaranteed server processing capacity. We study the QoS control issues using the current Web services standards. We propose a QoS Web service architecture, QCWS, by deploying a QoS broker between Web service clients and Web service providers. In the QCWS architecture, a QoS broker collects the QoS information about service providers that may offer qualified Web services to a client, makes selection decisions based on some cost criteria, and negotiates with servers to secure QoS service commitment from one of them. We have implemented a QCWS prototype using IBM WSDK, enhanced with simple QoS capabilities. We have also measured the performance running under different service priorities.

原文英語
主出版物標題Proceedings - IEEE 5th International Symposium on Multimedia Software Engineering, ISMSE 2003
發行者Institute of Electrical and Electronics Engineers Inc.
頁面38-45
頁數8
ISBN(電子)0769520316, 9780769520315
DOIs
出版狀態已出版 - 2003
對外發佈
事件5th IEEE International Symposium on Multimedia Software Engineering, ISMSE 2003 - Taichung, 台灣
持續時間: 10 12 200312 12 2003

出版系列

名字Proceedings - IEEE 5th International Symposium on Multimedia Software Engineering, ISMSE 2003

Conference

Conference5th IEEE International Symposium on Multimedia Software Engineering, ISMSE 2003
國家/地區台灣
城市Taichung
期間10/12/0312/12/03

文獻附註

Publisher Copyright:
© 2003 IEEE.

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