I thought everyone used automated IPL procedures these days. Was P&H sometime ago?
On Thu, Sep 3, 2009 at 10:55 AM, Eric Bielefeld <eric-ibmm...@wi.rr.com>wrote: > When I worked at P&H Mining, we IPL'd every Saturday. That worked very > well, as at 6:00 PM they shut down all of the onlines and did backups. To > shut down and IPL just added about 15 minutes. One big advantage to IPLing > every week is that the operators know how to do it. They deal with it every > week. When you IPL once a quarter or less, the operators forget. We were > manufacturing, which isn't near as critical to keep the system up 24/7, > although occasionally when the factory was really busy, we would skip the > IPL because they were running the factory on the weekend also. > > I think IPLing more regularly keeps some things less fragmented, although I > doubt if that causes any real problems. Business need, as several have > said, should dictate how often you IPL. Certainly, changing releases of > z/OS requires an IPL, and major maintenance should be done with an IPL. > > Eric Bielefeld > Sr. Systems Programmer > Milwaukee, Wisconsin > 414-475-7434 > > > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO > Search the archives at http://bama.ua.edu/archives/ibm-main.html > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html
