Patent ID: 6934805
Filing Date: 2005-08-23
Classification: G06F

Abstract:
1. A signal bearing medium tangibly embodying a program of machine-readable instructions executable by a digital processing apparatus to perform a method for managing storage devices and updating code in a computing system, the method comprising the following operations: mirroring at least one logical volume in an original volume group on at least a first storage device and a second storage device; ceasing mirroring the at least one logical volume in the original volume group on the second storage device; keeping the first storage device on-line with the computing system; copying information from the first storage device onto the second storage device to clone the information from the first storage device; updating code in an alternate volume group on the second storage device while operating the computing system with the original volume group on the first storage device; and booting the computing system from the alternate volume group on the second storage device.