TECHNIQUES FOR COMMAND ARBITATION IN SYMMETRIC MULTIPROCESSOR SYSTEMS

A technique for operating a data processing system includes determining, by an arbiter of a processing unit of the data processing system, whether an over-commit has occurred. In response to determining that the over-commit has occurred, the arbiter selects a broadcast command to be dropped based on...

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Bibliographische Detailangaben
Hauptverfasser: MARINO, CHARLES, GUTHRIE, GUY L, REDDY, PRAVEEN S
Format: Patent
Sprache:eng
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Zusammenfassung:A technique for operating a data processing system includes determining, by an arbiter of a processing unit of the data processing system, whether an over-commit has occurred. In response to determining that the over-commit has occurred, the arbiter selects a broadcast command to be dropped based on a number of hops traversed through the data processing system by the broadcast command.