Is this not called ABARS? > -----Original Message----- > From: IBM Mainframe Discussion List [mailto:[email protected]] > On Behalf Of Darth Keller > Sent: Tuesday, September 17, 2013 8:54 AM > To: [email protected] > Subject: Re: HMIGRATE in parallel > > Interesting approach - > > If the poster is actually trying to get an application PIT (point in time) > backup > of his application using HSM, the only way I could get that to work here would > be to flashcopy the whole thing to new names & then run HSM backups > against those new names. Then it would no longer matter that HSM single- > threads everything and it would also take the entire backup process outside > the critical path. > > Now I've only been watching this thread with 1 eye, So if I missed something > already posted, I apologize. > ddk > > > ////////////////////////////////////// > > Glenn > > I think he wants to run wide on the migrates. So if he submits 10 > migrates, he wants them to run concurrently. But the OP states it only > mounts one tape and then all 10 requests are serialized to the one tape. > > And if I understand his requirement - he is using HSM as an application > backup process in-case of issues during the batch run. So like doing an > Imagecopy before batch job runs, then restoring from the imagecopy after > batch if there is an issue, is what I think he is trying to do. > > I would probably suggest increasing the number of BACKUP versions of the > file since HSM does quite well at doing a backup when the data changes. > > What I do not know is the environment. How many tape drives does he have > in his shop. How many can he allocate to DFSMShsm migration. What his > overall need is for this type of process. > > Just my thoughts > > Lizette > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN
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