Thank you Apowers for the detailed write up!
I have 2 VM's running one with steps 1 3 & 4 and one without. Both seem to no longer crash. So likely only getting updated microcode will fix it.
Check disk
qemu-img check /data/vm_images/CentOS7/system.img
Attempt to fix disk
qemu-img check -r all /data/vm_images/CentOS7/system.img
Sadly my qcow files are too corrupted even tough it says fix it won't boot. Time to restore from backup.
So I remembered am running qcow. I don't need a proxmox documentation I can just google qcow documentation. Some googling later
qemu-img info --backing-chain $FILENAME
shows which images are bound
root@S01:/mnt/pve/NVMe/images/112# qemu-img info --backing-chain vm-112-disk-0.qcow2
image...
Hello,
I have a single server and during some upgrades the main OS disk was wiped. However the main datastore is intact and i have all qcow files. I thought this is no issue ill just recreate the vm's link the qcow harddrive and be on my way. For some VM's this is the case. However most where...
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