The 3081/3084 had more weird features: each IPL it did a memory check. When we had to IPL due to problems in te middle of a busy day, we lost an extra 12-15 minutes due to that (always needless) memory check.
Kees. > -----Original Message----- > From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On > Behalf Of Mark Jacobs - Listserv > Sent: 17 January, 2019 15:24 > To: IBM-MAIN@LISTSERV.UA.EDU > Subject: Re: The WHY of the POR > > This thread brings me way back to the PORs needed for MVS/XA testing on > the 3081. > > Shut down production MVS/SP > POR to MVS/XA mode > Test MVS/XA > Shut down MVS/XA > POR back to MVS/370 mode > IPL MVS/SP > > Each POR took about 30-45 minutes from what I recall. > > Tom Conley wrote on 1/17/19 9:19 AM: > There is no WHY. There is only....POR. > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to lists...@listserv.ua.edu<mailto:lists...@listserv.ua.edu> > with the message: INFO IBM-MAIN > > > > Please be alert for any emails that may ask you for login information or > directs you to login via a link. If you believe this message is a phish > or aren't sure whether this message is trustworthy, please send the > original message as an attachment to > 'phish...@meredith.com<mailto:phish...@meredith.com>'. > > > -- > > Mark Jacobs > Time Customer Service > Global Technology Services > > The standard you walk past is the standard you accept. > Lt. Gen. David Morrison > > > This electronic message, including any attachments, may contain > proprietary, confidential or privileged information for the sole use of > the intended recipient(s). You are hereby notified that any unauthorized > disclosure, copying, distribution, or use of this message is prohibited. > If you have received this message in error, please immediately notify > the sender by reply e-mail and delete it. > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN ******************************************************** For information, services and offers, please visit our web site: http://www.klm.com. This e-mail and any attachment may contain confidential and privileged material intended for the addressee only. If you are not the addressee, you are notified that no part of the e-mail or any attachment may be disclosed, copied or distributed, and that any other action related to this e-mail or attachment is strictly prohibited, and may be unlawful. If you have received this e-mail by error, please notify the sender immediately by return e-mail, and delete this message. Koninklijke Luchtvaart Maatschappij NV (KLM), its subsidiaries and/or its employees shall not be liable for the incorrect or incomplete transmission of this e-mail or any attachments, nor responsible for any delay in receipt. Koninklijke Luchtvaart Maatschappij N.V. (also known as KLM Royal Dutch Airlines) is registered in Amstelveen, The Netherlands, with registered number 33014286 ******************************************************** ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
