And if you start comparing the number of data managers, and people responsible for keeping the systems upto date, and security... z/OS comes out quite well. We had one person (lowly grade) whose job it was to go round and touch each laptop/workstation and put a sticker on it saying "Audit July 2023" as part of stock control and audit
On Mon, 24 Jul 2023 at 19:51, Ramsey Hallman <ramseyhall...@gmail.com> wrote: > In the two most recent shops I've worked in (prior to my current gig), the > Windows and Unix support staff was two times more than the mainframe staff. > Operations, help desk, security worked with all groups combined. We had 7 > sysprogs, 16 Windows admins, and 14 Unix admins (sysprog staff maintained > Linux Redhat as part of the zLinux support, and we were quite good at Linux > admin). In addition, we had 8 network engineers working on nothing but > network servers. I am talking about support staff. Each area had their own > development staff. The mainframe development staff was probably larger than > the Windows and Unix development staffs, but probably no more than 20%. And > this was a LARGE shop I'm describing. 23 million CICS transactions a day > (in sub-second internal response times) against a mountain of Db2 data. The > physical data center issues were no longer where were we going to put a > mainframe but rather where are we going to put the next DASD array. > > Ramsey > > On Mon, Jul 24, 2023 at 1:27 PM Bob Bridges <robhbrid...@gmail.com> wrote: > > > To be fair, he said it ~could~ require that many. It might have been > more > > helpful to say that it requires a few sysprogs, a few operators for each > > shift, a few security admins (up to a dozen in a big shop), at least one > > security analyst, as many developers as you need (which could indeed be > > hundreds)...sure, it can add up. But really a small working shop > > ~requires~ only a dozen. Maybe that's pushing it. > > > > --- > > Bob Bridges, robhbrid...@gmail.com, cell 336 382-7313 > > > > /* When you internalize an author whose vision or philosophy is both rich > > and out of fashion, you gain a certain immunity from the pressures of the > > contemporary....Great literature can help us remain fad-proof. -from > > "Reading Old Books" by Joseph Sobran, 1999 */ > > > > -----Original Message----- > > From: IBM Mainframe Discussion List <IBM-MAIN@LISTSERV.UA.EDU> On Behalf > > Of Lionel B. Dyck > > Sent: Monday, July 24, 2023 13:51 > > > > Wow - talk about scary - requires hundreds to thousands of support staff > - > > something the author harps on several times. > > > > -----Original Message----- > > From: IBM Mainframe Discussion List <IBM-MAIN@LISTSERV.UA.EDU> On Behalf > > Of Schmitt, Michael > > Sent: Monday, July 24, 2023 11:43 AM > > > > Ars Technica published a deep-dive explainer of modern IBM mainframes: > > > > > > > https://arstechnica.com/information-technology/2023/07/the-ibm-mainframe-how-it-runs-and-why-it-survives/ > > > > ---------------------------------------------------------------------- > > For IBM-MAIN subscribe / signoff / archive access instructions, > > send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN > > > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
