Amazon.com Inc, one of the world’s biggest online booksellers is to start using Sun Microsystems Inc’s software and storage systems as it grapples with dealing with all its customer information. The Seattle, Washington-based organization that does battle with rival Barnes and Noble Inc in the online book selling stakes, will use Sun’s Enterprise 10000 Starfire server, running the Solaris operating system. Amazon claims it has selected the Sun systems for greater levels of scalability and analysis an the systems will form the backbone of Amazon’s data warehouse. In addition to Starfire and Solaris, Amazon will also adopt Sun’s StorEdge A5000 fiber channel arrays and the L3500 tape library.