BINDING CRUD-TYPE PROTOCOLS IN DISTRIBUTED AGREEMENT PROTOCOLS

Various embodiments enable redundant or replica services, such as "cloud" services, to be run at geographically distributed locations. Each replica is capable of performing operations that are generally, identically performed across all replicas. In the event of an interruption at one loca...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LANGWORTHY DAVID E, PORTNOY WILLIAM LAWRENCE, SHEWCHUK JOHN P
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Various embodiments enable redundant or replica services, such as "cloud" services, to be run at geographically distributed locations. Each replica is capable of performing operations that are generally, identically performed across all replicas. In the event of an interruption at one location, services in other locations can quickly and automatically take over operations. In one or more embodiments, a Distributed Agreement Protocol is utilized to bind a CRUD-type protocol as a state machine. Binding takes place through the use of a reverse proxy that is located at each of the locations at which the service is distributed. In at least some embodiments, the Distributed Agreement Protocol is implemented as the Paxos protocol or a variant thereof, and/or the CRUD-type protocol comprises the HTTP protocol.