Patent ID: 8312316

Claim:
A data storage method for a data processing system, the data storage method using a data storage system which includes a journal vault, a transmitter, and a secondary storage, wherein the data processing system has a first storage and a mirror relationship between the first storage and the secondary storage is established for a backup, the data storage method comprising: removably connecting the journal vault to the data processing system as a local storage of the data processing system, wherein the local storage is a storage device that can be accessed directly by an operation system of the data processing system, and that is selected from the group consisting of USB disk, floppy disk, solid magnetic disk, complex flash disk, locally connected hard disk, external hard disk, remote magnetic disc and memory space, wherein the data storage system consists of the journal vault, the transmitter, and the secondary storage; storing data directly from the first storage of the data processing system in the journal vault by journaling the complete contents of the data into smaller volumes of the data at the time when the data is written into the first storage; sending the data from the journal vault directly to the transmitter; and transmitting the data from the transmitter to the secondary storage, wherein the secondary storage is a low performance storage compared with the first storage.