File system development timeline

posted Jun 8, 2014, 5:10 AM by Jeff Ogden

January 1972Telex disks replace IBM disks and Data Cell with "equivalent storage capacity".
October 1972Really shared files added.
June 19732 ITEL 7830 disk control units and 20 ITEL 7330 disk drives replace previous disk equipment.
October 1975Maximum length of a line file line increased from 255 to 32767; the maximum size of a line file increased from 255
pages to 32767 pages (or various other limits like the amount of free space on a volume, a user's maximum disk allotment, the maxsize value set for a file by a user).
April 1976Program key support added.