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2.14 Shared Data and
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2.13 Replication: Availability and
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2.13.6.6.3 Group View Changes
2.13.7 Summary
Replication of services and state increase availability
Replication increases performance
Replication increases Fault tolerance
To maintain consistency, multicast updates to all replicas
Use sequence numbers to maintain FIFO ordering
Use Vector Timestamps to maintain Causal Ordering
Use elected sequencers or identifier negotiation to maintain total ordering
Next:
2.14 Shared Data and
Up:
2.13 Replication: Availability and
Previous:
2.13.6.6.3 Group View Changes
Ian Wakeman 2005-02-22