LTO-1 ultrium backup data tape format belongs to the LTO tape technology of 1st generation which was released in the market in September 2000. LTO1 tape cartridge has ample recording space for 100GB data and compressed data can be recorded of 200GB. The LTO-1 backup media cartridge is smaller in comparison with the existing cartridges (single reel). LTO ultrium 2 technology is ideal for high speed backup, archive and restore operations. LTO 1media technology was introduced by 3 companies IBM, Seagate and HP Hewlett-Packard. 15MB/sec is the transfer speed of LTO1 tape format. The quantity of tracks in LTO ultrium-1 tapes are 384. First generation linear tape open format LTO1 has 4880 bits/mm linear density.