4. Synchronization (2).pdf
4. Synchronization (2).pdf
4. Synchronization (2).pdf
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JGroups<br />
• Channels<br />
– Similar to (BSD) sockets – pullbased<br />
– Connected to a protocol stack<br />
• Protocol stack<br />
– Bidirectional list of protocol<br />
layers<br />
• Building blocks for higher-level<br />
functionality<br />
– E.g., PullPushAdapter,<br />
RpcDispatcher<br />
• Used, e.g., for replication and<br />
load balancing in a number of<br />
application servers<br />
– E.g., JBoss, Tomcat<br />
Tanenbaum & Van Steen, Distributed Systems: Principles and Paradigms, 2e, (c) 2007 Prentice-Hall, Inc. All rights reserved. 0-13-239227-5