I submitted this very request at Share about 4 years ago. I saw it on one of the furtures lists, but I am not sure whether they construed my request as what we got - copypool during session backup - or not. this no longer concerns me as it did, because we have gone to a disk onsite pool.
--- VOJTA Othmar <[EMAIL PROTECTED]> wrote: > Hi to all ITSMers who writes data into Tape Copystoragepool. > > Nowadays two tapes (Storage Pool Type PRIMARY and Storage Pool Type > COPY) > ONLY can be written simultaneosly with a Client SESSION. > When Migration from Diskpool to Tapepool runs this is NOT possible. > A Backup Storagepool from Storage Pool Type PRIMARY to Storage Pool > Type > COPY must be done to get the Backupdata for the desaster location > into SYNC. > I know, there is a workaround to backup the DISK Storage Pool to the > COPY > Tape Pool first. We do this also. > But there are situations in a large production system, where the real > live > do not agree with the concepts of the ITSM Manual. > > Therefore in the year 2002 we started a marketing request, but there > is no > positive response from IBM to do this (only promisis - not so urgent > and so > important - only for my IT..., but in the meantime I know several > installations in Austria with the same need!) > > It should be possible, when starting a migration from disk to tape > pool, the > SECOND COPY is done at this time with a lot of benefits: > * Backup/Archive Data are ALWAYS in SYNC for desaster or simply when > the > primary ATL (Tape Robot) must be varied offline for maintenance > * CPU cycles are saved, because you do not need to run a Backup > Storagepool > or copy the tape after migration is finished > * the big Cartrides (300GB) are not held for hours and hours when the > Migration runs and the Backup Storagepool is waiting fot the input > tape and > wastes a device > > > If you have same or similar symptoms and want to Dual Write for > Migration > please ANSWER !!! > > yours sincerely > Othmar Vojta > INFORMATIONS-TECHNOLOGIE AUSTRIA GMBH > ZDM - Zentrales Datenmanagement > A-1020 Wien, Lassallestraße 5 > Telefon: +43-1-217 17- 57882 > Telefax: +43-1-217 17- 8957882 > mailto:[EMAIL PROTECTED] > Andy Carlson --------------------------------------------------------------------------- Gamecube:$150,PSO:$50,Broadband Adapter: $35, Hunters License: $8.95/month, The feeling of seeing the red box with the item you want in it:Priceless.
