On Tue, 2024-06-18 at 11:40 -0400, Tom Horsley wrote: > Using dd to back up a disk leaves the copy with the exact same UUID > as the source. So it is just down to random timing and order of > operations as to which disk it will choose, so using /dev/sda > instead of UUID is one possible solution, but there are UUID values > in lots more places than /etc/fstab. (grub.cfg for one, but other files > as well like the /boot/loader/entries files).
If one was cloning a drive so you can quickly recover from a failure by using the other drive, I would think that for the least surprises, you have to be unplugging the copy when cloned. Then actually swap drives over if you needed to use it, instead. -- uname -rsvp Linux 3.10.0-1160.118.1.el7.x86_64 #1 SMP Wed Apr 24 16:01:50 UTC 2024 x86_64 Boilerplate: All unexpected mail to my mailbox is automatically deleted. I will only get to see the messages that are posted to the mailing list. -- _______________________________________________ users mailing list -- users@lists.fedoraproject.org To unsubscribe send an email to users-le...@lists.fedoraproject.org Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/users@lists.fedoraproject.org Do not reply to spam, report it: https://pagure.io/fedora-infrastructure/new_issue
