With PPRC, you would break the pairs and re-establish in the opposite direction. When are all replicated and almost up to date, shut down the primary, wait for updates to propate, and start at the secondary.
XRC may be a bit different. On Thu, Jun 6, 2013 at 4:26 PM, VanBebber, Edmond@CIO <[email protected]> wrote: > Thanks for the reply. I don't think that is the case when you say 'you > cannot just return operations back to the original application region'. > Banks do this all the time. They run production in site A for a few months > then switch and run in site B for a few months. I'm not really asking if > this can be done, I'm asking if you reverse replication with XRC, can you do > an incremental resync without GDPS and configured for a region switch. > > -----Original Message----- > From: IBM Mainframe Discussion List [mailto:[email protected]] On > Behalf Of Skip Robinson > Sent: Thursday, June 06, 2013 2:09 PM > To: [email protected] > Subject: Re: XRC Volume Resync on a Return Home > > If you are truly 'running production in a recovery site', then you cannot > just 'return operations back to the original application region'. I hate > to sound pedantic, but running production anywhere other than its home > location. means that the latest live, current production data now lives at > the recovery site. 'Home data' is now obsolete. You would have to restore > that data from the recovery site at home, overlaying the old data. > > If that's not what you mean, please clarify. > > . > . > JO.Skip Robinson > Southern California Edison Company > Electric Dragon Team Paddler > SHARE MVS Program Co-Manager > 626-302-7535 Office > 323-715-0595 Mobile > [email protected] > > > > From: Ed VanBebber <[email protected]> > To: [email protected], > Date: 06/06/2013 11:34 AM > Subject: XRC Volume Resync on a Return Home > Sent by: IBM Mainframe Discussion List <[email protected]> > > > > After running production in a recovery site for some time, if you want to > return operations back to the original application region, does XRC do a > full volume resync or an incremental resync? > > I’ve read that XRC can do an incremental resync when returning home if you > are configured with region switch and running GDPS, which we are not. Does > anyone know if this is a proprietary thing? > > > > > ---------------------------------------------------------------------- > 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 -- Mike A Schwab, Springfield IL USA Where do Forest Rangers go to get away from it all? ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
