VMs not booting after RAID configuration mistake

YamGZZ

Member
Oct 13, 2019
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I currently have 2 raid configurations on 8 drives. I was trying to change one of those configurations from a raid 0 to a raid 1 that I had just used for storage. I accidentally cleared all of the raid configurations meaning the one all of my VMs were on broke. I reconfigured it to be exactly the same as it was before without initializing the virtual drive. When I boot into proxmox i can still see all of the VM Disks listed but they won't start. I get the error

Machine UUID
Booting from Hard Disk...
Boot failed: not a bootable disk

I'm still new to linux having only 1 year of tinkering with it but for the most part can google myself around the cli. I do have recent backups of the VMs but I feel like I'm so close to having them running again without the need to restore.
 
You can try to get them back...
...or just do the restore. If you have a backup you are in a good position.

My guess is that some meta-data still is in the right place but perhaps the order of the drives has changed or whatever. Whatever. My guess is that you have a corrupted data-disk ...
 
My original thought was that maybe a drive path needs to be changed or something simple like that. I didn't think about the metadata. For the sake of saving time I thought I'd ask if anyone has any ideas. I've been re-configuring the Veeam server anyway since that seems like the simplest route for me.