On Wed, 23 Nov 2022 17:19:40 -0800, Leonard D Woren <ibm-main...@ldworen.net> wrote:
>True. > >Yet... why is space still such a big deal on mainframes? I have >almost as much disk space connected to my primary PC as 10,000 3390-9 >would hold. > >Seeing a 3390 with 150,000 free cylinders does take some getting used to. > >It's time to use this brainpower for better things than optimizing the >arrangement of angels on a pinhead. Just throw more hardware at it >and move on. A 4 TB disk is the equivalent of almost 5,000,000 3390 >cylinders, or 500 3390-9s. How much DASD can you add in the disk >array for the price (salary) of one additional storage management person? > >/Leonard > > >Seyuour J Metz wrote on 11/23/2022 3:20 PM: >> With essentially all z DASD being cached these days, a lot of the efficiency >> issues no longer apply, leaving space as more dominant. >> >> >> -- >> Shmuel (Seymour J.) Metz >> http://mason.gmu.edu/~smetz3 Reminds me of an ad in a printed magazine many years ago, (yes that long ago :-)> ). A management type person is in the ad saying: "Yes, I know that disk space is cheap. Let me know when it's free!" Still true today. -- Dale R. Smith ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
