Method and system for cascaded flashcopy zoning and algorithm and/or computer program code and method implementing the same

Method and system for cascaded flashcopy zoning and algorithm and/or computer program code and method implementing the same

A method of performing cascaded flashcopy (FC) including starting a flashcopy map when a target disk is already a source of an active FC map. A computer storage system includes a configuration that allows a flashcopy (FC) map to be started when a target disk is already the source of an active FC map...

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Bibliographische Detailangaben
Hauptverfasser: Agombar, John P, Beeken, Christopher B. E, Machleidt, Stephanie
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A method of performing cascaded flashcopy (FC) including starting a flashcopy map when a target disk is already a source of an active FC map. A computer storage system includes a configuration that allows a flashcopy (FC) map to be started when a target disk is already the source of an active FC map.