Patent ID: 9489151
Filing Date: 2016-11-08
CPC Classification: G06F

Claim Text:
1. A method for providing virtual storage for a client, the method comprising: receiving, at a first computing system implementing an application server node, a write request from a client computer to a virtual storage volume implemented on an array of storage drives accessible by, and physically located with, the first computing system; passing, by the application server node, the write request from the application server node to a storage controller, the storage controller implemented by a second computing system that is physically separate from the first computing system; and receiving, by an expander physically located with the first computing system, a drive access instruction from the storage controller to the array of storage drives via a communication path between the first computing system and the second computing system, the drive access instruction configured to effect the write request in response to the passing the write request to the storage controller.