Patent ID: 7958199
Filing Date: 2011-06-07
Classification: H04L

Abstract:
1. In a digital processing system comprising at least two NAS servers, a workload distribution method comprising: configuring the NAS servers as a single, virtual, server using a configurable switch fabric, replicating at least a subset of data on an NAS server on at least one other NAS server to create a replicated storage domain; receiving file system requests from at least one client; directing a read request from the at least one client to a server in the replicated storage domain, the server being selected in accordance with a workload distribution function that: multicasting a write request from the at least one client to each of the individual servers included in the replicated storage domain, maintaining data synchronization across the replicated storage domain; and receiving, from at least one of the servers in the replicated storage domain, a response to the received file system request.