I/O scheduling

I/O scheduling

In one embodiment, input-output (I/O) scheduling system detects and resolves priority inversions by expediting previously dispatched requests to an I/O subsystem. In response to detecting the priority inversion, the system can transmit a command to expedite completion of the blocking I/O request. Th...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Sokol, Jr. Joseph, Dalmia Kushal, Vogan Andrew W, Byom Matthew J, Blaine Russell A
Format: Patent
Sprache:eng
Schlagworte:
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Beschreibung
Zusammenfassung:In one embodiment, input-output (I/O) scheduling system detects and resolves priority inversions by expediting previously dispatched requests to an I/O subsystem. In response to detecting the priority inversion, the system can transmit a command to expedite completion of the blocking I/O request. The pending request can be located within the I/O subsystem and expedited to reduce the pendency period of the request.