Soo true. Thomas Berh
Den fre 12 juli 2024 12:36Seymour J Metz <[email protected]> skrev: > I've always felt that a series of painful DR drills was much better than > not being prepared in a real disaster, and when my boss confiscated a tape > or declared key personnel dead, I heartily approved. Every obstacle you > create during drills is an obstacle you'll be better prepared for when the > real thing hits. > > You'll still get hit by the unexpected, but not as much. > > -- > Shmuel (Seymour J.) Metz > http://mason.gmu.edu/~smetz3 > עַם יִשְׂרָאֵל חַי > נֵ֣צַח יִשְׂרָאֵ֔ל לֹ֥א יְשַׁקֵּ֖ר > > > > ________________________________________ > From: IBM Mainframe Discussion List <[email protected]> on behalf > of Radoslaw Skorupka <[email protected]> > Sent: Friday, July 12, 2024 5:38 AM > To: [email protected] > Subject: Re: another z/OSMF rant. -- Catch-22 is killing me > > W dniu 11.07.2024 o 21:02, Jeremy Nicoll pisze: > [...] > > I recall that the first stages of our disaster recovery tests required > someone > > to put cartridges into 3480 drives in a machine room. We tested the > whole > > process (once we'd ironed out technical errors in the docs) using > secretarial > > staff, who knew nothing about the machines. We thought it possible that > if > > - say - there'd been a fire, /we/ might not be allowed into the room, but > > perhaps someone like a fireman might be allowed in & needed instructions > > that "anyone" could understand. > > It was my rule for DR drill. > The youngest (in terms of employment) IT operator was responsible to > read the procedure and perform IPL. > To be exact, he was responsible for: > - find the procedure in DR data center. Hardcopy. In some binder. In > some cabinet. > - start it reading > - identify HMC and properc console. HMC was located in another room than > consoles. Several consoles, but all of them had stickers with proper ID. > - logon to HMC (yes, user and password was in the procedure) > - perform POR > - perform LOAD (IPL) > - continue IPL process on MVS console, including start all of the > subsystems, etc. > > Usually such guy was stressed, especially because there were some "VIP" > guys behind him. > However actually his role was to ...read the text. He wasn't examined. > We examined the procedures. > Every mistake or "I don't know what to do now" were important to me - > just to fix and improve the procedure. > And we repeated it. As many times as we needed. > And we checked it after every major system change (z/OS upgrade, new > DASD, new CPC, etc.) > > Finally our DR drill discussions started from the following: > "OK, first we start mainframe system, it works, there is nothing to > discuss. Let's look..." > And it really worked that way. Our official DR test came down to 15-30 > minutes of watching IPL (still performed by operator), eating pizza > delivered by the management and teasing our non-mainframe colleagues and > their problems. :-) > > -- > Radoslaw Skorupka > Lodz, Poland > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN > > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
