Thanks for clearing it up. Sometimes I have a problem understanding IBM speak. -------------------------------------------- On Mon, 12/5/16, Robert2 Gensler <[email protected]> wrote:
Subject: Re: FLASHCOPY QUESTION To: [email protected] Received: Monday, December 5, 2016, 3:41 PM Hi Esmie, Yes, for all intents and purposes this means FlashCopy. Robert DFSMSdss Architecture and Development Tucson, AZ 1-720-349-5211 [email protected] IBM Mainframe Discussion List <[email protected]> wrote on 12/05/2016 10:20:10 AM: > From: esmie moo <[email protected]> > To: [email protected] > Date: 12/05/2016 10:20 AM > Subject: Re: FLASHCOPY QUESTION > Sent by: IBM Mainframe Discussion List <[email protected]> > > Good Morning Gentle Readers, > > Thanks very much for answering my question. All your input has > afforded me additional knowledge aboug FLASHCOPY. > > Robert, I checked your suggestion about looking for ADR806I. It > does appear on the output which confirms what you said: > > ADR806I (001)-T0MI (02), VOLUME SBR000 WAS COPIED USING A FAST > REPLICATION FUNCTION. > > Thanks for the tip. Just to clear up my understanding, does FAST > REPLICATION FUNCTION mean the same as FLASHCOPY? > > Thanks again. > -------------------------------------------- > On Sun, 12/4/16, Robert2 Gensler <[email protected]> wrote: > > Subject: Re: FLASHCOPY QUESTION > To: [email protected] > Received: Sunday, December 4, 2016, 8:37 PM > > Hi Esmie, > > DFSMSdss will notify you if > FlashCopy was used by issuing an ADR806I in the > sysprint output. You do not see any evidence > in the sysin because, by > default, COPY > operations use what is called FastReplication(PREFERRED). > There is a FASTREPLICATION keyword on the copy > command that has three > different > sub-parameters. You can read about the details in the > manual. > FCNC is another parameter that > controls how the FlashCopy is made, but it > does not control whether or not FlashCopy is > used. That is controlled by > the > FASTREPLICATION keyword (or default). Typically FCNC is > used when you > are going to dump the target > of the FlashCopy to tape and in the course of > that DUMP command you withdraw the original > relationship with the > FCWITHDRAW keyword. > Another keyword to investigate using is DEBUG(FRMSG > (...)) because if FlashCopy was not used, the > DEBUG(FRMSG(...)) > specification will control > how detailed the returned information is. > > Thanks, > Robert > DFSMSdss Architecture > and Development > Tucson, AZ > 1-720-349-5211 > [email protected] > > IBM Mainframe Discussion List > <[email protected]> > wrote on > 12/03/2016 08:58:21 AM: > > > From: esmie moo <[email protected]> > > To: [email protected] > > Date: 12/03/2016 09:01 AM > > Subject: FLASHCOPY QUESTION > > Sent by: IBM Mainframe Discussion List > <[email protected]> > > > > Gentle Readers, > > > > I have a question > about FLASHCOPY using ADRDSSU and COPY. In my > > first example I was told that the job is > using FLASHCOPY. However I > > do not see > any evidence. > > > > > COPY FULL INDYNAM (SDB000) OUTDYNAM (MDB000) > DUMPCONDITIONING > > ADR101I (R/I)-RI01 > (01), TASKID 001 HAS BEEN ASSIGNED TO COMMAND 'COPY > ' > > > > From my > understanding it is performing a full volume copy of a > > source volume. If my understanding of > the parm DUMPCONDITIONING is > > correct, > it (DUMPCONDITIONING) allows to make a copy of the source > > volume and while keeping the target volume > online. > > > > I have > done a full volume copy of a source to target without the > > DUMPCONDITIONING parm and it worked - the > volume was fully copied > > (see below). > Am I missing something? Aren't both examples doing > the > > same thing? > > > > COPY INDDNAME(DASD1) > OUTDDNAME(DASD2) - > > ALLDATA(*) ALLEXCP COPYVOLID > PURGE > > /* > > > > However I do not see any evidence of > FLASHCOPY being invoked because > > the > FCNC parm is not present. > > > > Here is a my second example: > > > > COPY FULL > IDY(PROM70,3390) ODY(SNAP63,3390) DUMPCOND FCNC- > > ALLDATA(*) ALLEXCP CANCELERROR PURGE > FCTOPPRCPRIMARY - > > > FCSETGTOK(FAILRELATION) > > > > In the above example FLASCHOPY is being > performed because of the FCNC. > > > > Could you correct my understanding of all > 3 examples? > > > > > Thanks. > > > > > ---------------------------------------------------------------------- > > 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 ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
