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SAFplus 7 Design Specification

Fundamental Objects

• ClusterUniqueId

  • This is a cluster-wide identifier

• GloballyUniqueId

  • Derives from ClusterUniqueId, adds a cluster identifier to become globally unique

• Transaction

  • Cross object, node, cluster, transaction

• Dictionary

  • Replicated, nested, notifiable, shared memory, transactional Hash Table

• ResourceAssociatedKeyDictionary

  • This Dictionary associates a ClusterUniqueId to each key and calls a cleanup whenever the resource represented by the ClusterUniqueId disappears (due to a fault).

Services

• Logging Interface with SAFplus 6.x logging implementation underneath

• Messaging Interface with SAFplus 6.x IOC messaging implementation underneath, but takes a ClusterUniqueId as a destination

• Group Group membership and master election

• Name String name to arbitrary data (generally a ClusterUniqueId)

• Fault All entities report errors to this centralized fault manager. Only it chooses to fault an resource identified by ClusterUniqueId

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