With evolution of Internet ,many cooperative information systems are developed and deployed. These sys-tems may not meet the requirements of clients because of best-efforts in Internet sometimes,so a lot of techniques...With evolution of Internet ,many cooperative information systems are developed and deployed. These sys-tems may not meet the requirements of clients because of best-efforts in Internet sometimes,so a lot of techniques areprovided to satisfy the Web-QOS(Quality Of Services)now. It is important to understand Web delay and to decreasethe delay. In this paper, the Web delay is characterized from both network protocols and network architecture, andsome basic techniques are discussed to shorten the delay, furthermore assessments of these techniques are giv-en. Finally,a cooperative assigning model is presented to balance workloads and to decrease the delay on the basis ofmeasuring performances of both networks and servers.展开更多
文摘With evolution of Internet ,many cooperative information systems are developed and deployed. These sys-tems may not meet the requirements of clients because of best-efforts in Internet sometimes,so a lot of techniques areprovided to satisfy the Web-QOS(Quality Of Services)now. It is important to understand Web delay and to decreasethe delay. In this paper, the Web delay is characterized from both network protocols and network architecture, andsome basic techniques are discussed to shorten the delay, furthermore assessments of these techniques are giv-en. Finally,a cooperative assigning model is presented to balance workloads and to decrease the delay on the basis ofmeasuring performances of both networks and servers.