International Business Machines Corporation

Eric C Wieder

Tara Lynn Astigarraga

Michael E Browne

Joseph Demczar

A cache page management method can include paging out a memory page to an input/output controller, paging the memory page from the input/output controller into a real memory, modifying the memory page in the real memory to an updated memory page and purging the memory page paged to the input/output controller.

Storage controller cache page management

Disclosed are a method, information processing system, and computer readable medium for resource recovery. The method comprises associating at least one bit with at least one block of memory. The bit denotes a borrow status for the block of memory. The bit is set for resource recovery. A resource recovery event is detected and in response to the bit being enabled for resource recovery, the block of memory is borrowed for a given duration of time. The block is borrowed to temporarily store information associated with the resource recovery there into until the information is written to persistent storage.

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New Paltz, NY, United States of America

Eric C Wieder