Patent ID: 7962453
Filing Date: 2011-06-14
Classification: G06F

Abstract:
1. A method of redistributing responsibilities for resources in a multiple-node system, the method comprising the steps of: each node of a plurality of nodes determining a window-resource mapping between resources mastered by said each node and a plurality of windows, each window of the plurality of windows corresponding to a separate set of resources for which responsibility is to be redistributed; a first node using a first resource index to locate resource information related to the resources mastered by the first node; wherein the first node is a particular node of the plurality of nodes; a second node of the plurality of nodes using a second resource index to locate resource information related to resources mastered by the second node; reassigning from the first node to the second node responsibility for only a first set of resources, wherein the first set of resources correspond to a first window of said plurality of windows and are the responsibility of said first node; for each window of said plurality of windows that is not the first window, reassigning to a node of the multi-node system responsibility for only a set of resources corresponding to said each window, wherein the corresponding set of resources are the responsibility of said first node; wherein the window-resource mapping is based on: