One of my customers does a daily flash copy and then IPLs off the copy. No issues with JES2 warm start. They are using DS8870 and z/OS 2.2 but have been doing this for years without problems.
HTH Mike On 23 August 2016 at 04:46, Ron Hawkins <[email protected]> wrote: > Ken, > > FlashCopy consistency group "should" give you the same P-i-T as Synch and > Asynch Remote Copy. Sounds like you should report a problem. > > Attended a few DR rehearsals where JEs2 has warm started without a hitch. > > Have you tried ShadowImage At-Time split (if you have HDS)? > > Ron > > -----Original Message----- > From: IBM Mainframe Discussion List [mailto:[email protected]] On > Behalf Of Ken Smith > Sent: Monday, August 22, 2016 8:16 AM > To: [email protected] > Subject: Re: [IBM-MAIN] Backup JES2 Spool & Restore with Warmstart > > I've not had the opportunity to work with mirroring but sounds like your > flashcopy to secondary is the same thing I'm doing minus the transmission. > And, the purpose of a consistency group is to have a point in time copy > across volumes. > > Anyone else? Ken > > On Thu, Aug 18, 2016 at 5:44 PM, Jesse 1 Robinson <[email protected] > > > wrote: > > > We've been mirroring for DR for many years. In the beginning, with > > late 90s technology, we could not mirror spool. Now with FICON over > > DWDM we mirror spool routinely. I can't remember getting any error on > > JES2 restart after recovery, which includes flashcopy of the secondary > > (XRC target) copy to a tertiary copy that we IPL from. > > > > . > > . > > . > > J.O.Skip Robinson > > Southern California Edison Company > > Electric Dragon Team Paddler > > SHARE MVS Program Co-Manager > > 323-715-0595 Mobile > > 626-302-7535 Office > > [email protected] > > > > > > -----Original Message----- > > From: IBM Mainframe Discussion List [mailto:[email protected]] > > On Behalf Of Ken Smith > > Sent: Thursday, August 18, 2016 12:55 PM > > To: [email protected] > > Subject: (External):Backup JES2 Spool & Restore with Warmstart > > > > For those of us stuck with tape backup, physical or virtual, are you > > recovering JES2 and able to do a warm start? > > > > I made the rash assumption that Flashcopy (space efficient) with > > consistency group across the spool and checkpoint volumes would work, > > but it does not - get checkpoint errors and have to do a format and cold > start. > > > > Read in JES2 manual that back up is not supported, however, not sure > > this was written before or after flash copy was invented. Seems to me > > that at any instant in time the data should be consistent? Also, disk > > mirroring should have the same problem but I doubt it does. > > > > Thoughts? > > > > Ken Smith > > Comptroller of Maryland > > > > ---------------------------------------------------------------------- > > 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 > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN > -- Mike Shorkend [email protected] www.shorkend.com Tel: +972524208743 Fax: +97239772196 ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
