Part 1 Introduction - the storage crisis: types of mass storage solutions; the mass storage market; MSS component technologies; integration issues; technology trends; handling the storage crisis; reading this report. Part 2 Storage and file management software: a storage and file management system; Advanced Archive System AMASS; Ballistics Research Labs BUMP; control data omniserver software; Cray unicos data migration facility; DISCOS data tree; DISCOS unitree; Epoch systems server software; E-systems fileserve software; Mesa Archival Data Library System; NASA/Ames Nastore; analysis; vendor information. Part 3 Helical scan magnetic tape: helical scan recorders; IBM 3480 (point of comparison); 4 mm; 8mm; VHS; D-1; D-2; analysis; vendor information. Part 4 Parallel disk arrays: the parallel disk array; maximum strategy; storage concepts; array technology; Ciprico; thinking machines; NCR; storage technology corporation; IBM; analysis. Part 5 Robotic storage libraries: the robotic storage library; Ampex; Basys Lekart; Odetics; Sony; Masstor; Memorex Telex; Metrum Information Storage; Storage Technology; DP tech (+); Exabyte; Lago Systems; IGM; Sony (12" optical); Cygnet (5.25" optical); vendor information. Part 6 Mass storage systems survey: large systems - Amdahl enterprise file manager (*), Control Data Omniserver / CD-UniTree, convex / Titan UniTree file server, Cray file servers (Y-MP EL, 2E and S-MP), E-Systems EMASS system, IBM file server solutions, NASA/Amex Nastore, Hughes-STX file manager, analysis; small systems - Auspex NS 5000, Epoch systems infinite storage server, IBM RISC 6000/Unitree file server, Zetaco NETstor, R squared infinity OFS, analysis; backup servers - the network backup problem, control data AWBUS, Epoch backup/recovery/hypersave, Legato Networker, SCEPTRE reelbackup.