Patent ID: 9367265
Filing Date: 2016-06-14
CPC Classification: G06F

Claim Text:
1. A storage system, comprising: a first storage apparatus including a first storage device and a first controller providing at least one first virtual volume and a first pool volume provided by storage areas of the first storage device, the first pool volume being included within a first pool provided by the first controller, the first pool having a first pool area that is allocated to the at least one first virtual volume; and a second storage apparatus including a second storage device and a second controller providing at least one second virtual volume and a second pool volume provided by storage areas of the second storage device, the second pool volume being included within a second pool provided by the second controller, the second pool having a second pool area that is allocated to the at least one second virtual volume, and wherein the first controller is configured to obtain configuration information for the second virtual volume, the second pool, and the second pool volume from the second storage apparatus and join the second pool with the first pool by: