Patent ID: 9223508
Filing Date: 2015-12-29
Classification: G06F,Y02D

Abstract:
1. A storage system comprising: a plurality of semiconductor memory devices configured to store data; and a storage controller coupled to the plurality of semiconductor memory devices via a plurality of paths, and the storage controller is configured to manage one or more logical areas based on the plurality of semiconductor memory devices, wherein the storage controller is configured to manage each of the plurality of semiconductor memory devices as a first mode or a second mode, wherein in the first mode, a first link is configured to be based on the plurality of paths as a wide link for accessing a single logical area, and in the second mode, one of a plurality of second links which is divided from the wide link is configured to access one of a plurality of partitioned logical areas, and wherein the storage controller is configured to manage a first device group based on the plurality of the semiconductor memory devices according to the first mode, and a second device group based on the plurality of the semiconductor memory devices according to the second mode.