On my first computer operation job, I met Mainframe. When I entered the computer room, there were tape drives and disk drives. A few 9-track magnetic tapes were placed on top of a trolley; each had a label on it. I looked up some photos from “ 9-track tape - Wikipedia ", and here are what the tape drives and tapes look like. The disk drive was bigger than nowadays washing machines, but its capacity was only 350MB, even smaller than our flash drive nowadays. A photo of a disk drive is available from “ Photos of Computer Hard Drives Show How Much They've Shrunk (businessinsider.com) ”. The mainframe looked like a huge metal container, with several power cables and connection cables connected to it. I recalled that the air-conditioner broke down one time when we were running batch jobs, in which we could not shut down the mainframe. The computer room became as hot as a sauna. Eventually, the mainframe shut down by itself, then it took us nearly a day to restart and rerun all the ...
"The Clallery" (clallery.com) is a cyberspace gallery for people to clarify and to cherish our lives together. Lives could often become quite disoriented in the midst of our busyness, and we would love to display pieces of artwork and the short stories behind them which may allow us to reflect quietly, to converse with our Triune God, and to rejuvenate and reorient ourselves towards our creator in joy and at peace on entering healthy relationships with people and matters.