1. A method of implementing fault tolerance in a data storage device, said data storage device comprising one or more data storage drives, said method comprising: first storing information related to the implementation of one or more data pools into one or more first pool information blocks of one or more partitions of said one or more data storage drives; and second storing said information related to the implementation of said one or more data pools into one or more second pool information blocks of said one or more partitions of said one or more data storage drives.