Nodal Analysis for Fault Isolation in an Multi-path Enterprise Storage Network
Original Publication Date: 2004-Feb-23
Included in the Prior Art Database: 2004-Feb-23
Storage devices may be attached to a host through multiple paths and some of these paths may have a common component ( adapter, cable, switch). If a path has one of these common components fail, multiple paths may become inoperable. This disclosure addresses the ability to detect and isolate the point of failure, then disable any other paths to the device that would be affected.