I'm the OP. It turns out that the tip linked and confirmed by @ujiam, @stfl is right to me. In my case, I confirmed ubuntu minimal cloud image .img file is a qcow2 image. Just rename its file extension:
mv <ubuntu-minimal-cloud-image>.img <ubuntu-minimal-cloud-image>.qcow2
And use that .qcow2...
I tried below:
$ qemu-img resize -f raw --shrink $(pvesm path <lvm-thin-storage>:<vm-disk>) -1G
qemu-img: Cannot resize device files
How can I shrink it?
@janssensm Thanks to reply. I've configured Datacenter > Permissions > Authentication's TFAs to none but U2F still be disabled to root user. Interestingly it is ok for newly created user to select U2F. Do I need to disable TOTP for root user if I want to enable U2F for root user?
@Pravednik I've used latest qemu-server: 6.1-1. It does not solve the problem. Anyway, as a workaround I've used an old created ubuntu cloud image based template with cloud-init. It has no problems until now. I want to switch old images with new latest one safely. Is there a way to investigate...
I tried cloud-init with ubuntu-18.04-minimal-cloudimg-amd64.img from official link, ubuntu-18.04-server-cloudimg-amd64.img from this link and bionic-server-cloudimg-amd64.img from this link. They were all failed to boot with "No bootable disk" messages alike. I had followed Cloud-Init_Support...
Thank you for very detail information!!! That is similar to mine but a VM disk type(I tried scsi and block), CPU related parts of host(to me, Intel) and Proxmox filesystem(me, ext4, LVM). I'll do a new trial based your information a few days later.
Yes, already I found it. I doubt whether it...
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