Patent ID: 7987167
Filing Date: 2011-07-26
Classification: G06F

Abstract:
1. A method of redirecting a data access request, comprising: receiving the data access request for data stored in a storage system comprising a processor; examining a storage location repository to identify a first storage location that stores the data; accessing the first storage location identified by the storage location repository to retrieve the data; encountering a redirection identifier at the first storage location, the redirection identifier indicating that the data is not stored in the first storage location and that the storage location repository should be reexamined to identify a second storage location that stores the data, the redirection identifier further providing information used to identify the second storage location, in the storage location repository, that stores the data; reexamining the storage location repository, that was examined to identify the first storage location, using the information to identify the second storage location that stores the data; and redirecting the data access request to the second storage location to access the data.