Patent ID: 8032704
Filing Date: 2011-10-04
Classification: G06F

Abstract:
1. A method for storing data on a computer data storage system, comprising: defining a plurality of nodes, each node having a computer of the computer data storage system to make a plurality of computers; coupling one or more data storage devices to each computer of the plurality of computers to make a plurality of data storage devices; implementing a plurality of volumes of data storage on the plurality of data storage devices, the plurality of volumes equal to N-1 volumes; defining a data container to hold data stored by the data storage system; striping the data container over the N-1 volumes to store the data in the data container in stripes over the plurality of nodes; and adding a new volume to the data storage system, to make N volumes, and moving 1/N of the stripes from the N−1 volumes to the new volume of the N volumes.