Patent ID: 9535866
Date: 2017-01-03
CPC Classifications: G06F

Claim:
1. A method for communicating between an information handling system and plural storage devices through a wide link having plural serial narrow links, each narrow link having first and second physical paths, the method comprising: communicating information from the information handling to the storage devices through a wide link having plural serial narrow links, each narrow link having only first and second physical paths, the communicating information including communicating information on a first physical path of a first of the plural serial narrow links; communicating information from the storage devices to the information handling system on a second physical path of the first of the plural serial narrow links; monitoring utilization of the narrow links for communicating between the information handling systems and the storage devices; detecting a predetermined relationship at the wide link between information communicated in a direction from the information handling system and information communicated in a direction from the storage devices, the predetermined relationship including at least the amount of data sent in the direction from the information handling system and the amount of data sent in the direction from the storage devices; in response to the detecting, reversing the direction of information at one of the first physical path or second physical path of the first of the plural serial narrow links while maintaining the direction of information on the other of the first physical path or second physical path so that information communicates in the same direction on both the first and second physical paths; identifying a serial narrow link having all information communicated in one direction; and providing control for the identified serial narrow link though another of the serial narrow links concurrent with having the information communicated in one direction.