On Mon, Dec 28, 2020 at 12:26 PM Strahil Nikolov via Users <users@ovirt.org> wrote:
> Keep the export domain attached only to 1 environment at a time... it's > way more safer. Usually each engine updates some metafiles on the storage > domain and when both try to do it ... you got a bad situation there. > > Attach to 4.3 , move VMs, power off them , detach the storage domain - so > you can attach it to 4.4 and migrate those VMs. And don't forget the > templates the VMs were created from. > > Best Regards, > Strahil Nikolov > > Trying to attach an export domain to a second infra should give you an error about being "already attached elsewhere" and prevent it. It often happens to me using the same export domain to share resources between 3 different environments. Not tried with heterogeneous env yet (eg activated on 4.3 and trying to activate in 4.4, or vice versa) but I think it should give the same error message. Gianluca
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