Yep, I understand that. Once the volume is copied and put online the old volume is clipped. Since I'm both the z/VM guy and the z/OS guy (and vse and linux) I have no one to blame but myself.
On Wed, Jul 28, 2010 at 9:34 AM, Michael MacIsaac <[email protected]>wrote: > > Mark, > > > And with the ease of copying DASD via Flashcopy, I move volumes from > device to device for various reasons, > Well sure, so do I. I either FLASHCOPY starting at cylinder 1, or if I > need the entire disk copied, I relabel ("clip") the target volume per the > convention after the copy. > > FLASHCOPYing the entire volume without clipping one volume afterwards > guarantees duplicate volsers. If there are any z/OS systems that also have > access that DASD, the z/OS IPL process will stop when duplicate volsers are > found (as I understand it). This gets the z/OS people mad at us z/VM > people. That's *one* reason I always try to avoid duplicate volsers. > FWIW... > > "Mike MacIsaac" <[email protected]> (845) 433-7061
