Stateful Group Communication Services

10 years 2 months ago
Stateful Group Communication Services
group multicasts provide a nice abstraction for communicating data reliably among group members and have been used for a variety of applications. In this paper we present Corona, a group communication service for building collaboration tools and reliable data dissemination services in Web-based environments, where clients connect independently of other clients and are not necessarily connected to the group multicast services all the time. The key features of Corona are: (1) the shared state of a group consists of a set of objects shared collectively among group members; (2) Corona supports multiple state transfer policies to accommodate clients with different needs and resources; (3) the communication service provides the current group state or state updates to new clients even when other clients are not available; (4) the service supports persistent groups that tolerate client failures and leaves. We show that the overhead incurred by the multicast service in managing each group'...
Radu Litiu, Atul Prakash
Added 03 Aug 2010
Updated 03 Aug 2010
Type Conference
Year 1999
Authors Radu Litiu, Atul Prakash
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