Method, system and circuit for managing task queues in a disk device controller
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United States of America Patent
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May 26, 2009
Grant Date -
Dec 28, 2006
app pub date -
Jun 24, 2005
filing date -
Dec 29, 2004
priority date (Note) -
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Abstract
In accordance with further embodiments of the present invention, there is provided a disk controller for managing the delegation of tasks from a disk controller to a disk, including a task delegation module adapted to delegate fetch or destage tasks to the disk in accordance with a relation between an amount of dirty data currently in a cache and a number of pending destage tasks currently being handled by the disk.
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