Reclaiming storage on a thin-provisioning storage device
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United States of America Patent
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N/A
Issued Date -
Apr 2, 2009
app pub date -
Oct 2, 2007
filing date -
Oct 2, 2007
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A method, medium and apparatus for managing storage in a thin-provisioning storage device. The method includes ceasing to use storage on thinly provisioned storage delivered by a thin-provisioning storage device and notifying the thin-provisioning storage device of the unused storage. The method may further include reclaiming the unused storage in response to the notification. Alternatively, the notification may include recognizing the storage being freed and communicating the recognition to the storage device. In another form, the invention is a method, medium and apparatus for managing storage in a thin-provisioning storage device. This method includes delivering thinly provisioned storage and receiving notification that part of the thinly provisioned storage is no longer in use. The method may further include reclaiming that part of the thinly provisioned storage in response to the notification. Between receiving and reclaiming, the method may wait for a time to pass.
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