Patent ID: 7797501
Filing Date: 2010-09-14
Classification: G06F,Y02D

Abstract:
1. A method of storing data within an information handling system comprising: providing the information handling system including a logical volume and a cache, wherein the logical volume includes a first physical storage device and a second physical storage device, and the cache includes actual data that is to be persisted within the first physical storage device; persisting the actual data within the second physical storage device that is different from the first physical storage device; persisting the actual data within a third physical storage device after persisting the actual data within the second physical storage device, wherein the third physical storage device is part of the logical volume and is different from the second physical storage device; determining that the logical volume is inaccessible before persisting the actual data within the second physical storage device; determining that the logical volume is accessible after persisting the actual data within the second physical storage device; and restoring the actual data to the cache after persisting the actual data within the second physical storage device and before persisting the actual data within the third physical storage device.