[SOLVED] Proxmox on Debian & btrfs filesystem. ISO images not seen on VM creation

firepol

New Member
Oct 21, 2024
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Hi, I installed Debian on an encrypted luks volume partitioned with btrfs.
Then I installed proxmox v8.2.7.
I managed to create a VM and also managed to do GPU passthrough and PCI USB controller passthrough.

To use the btrfs filesystem in proxmox, I created a btrfs subvolume called "proxmox-storage". I mounted the subvolume to /proxmox-storage, then I did run these commands:

pvesm add btrfs proxmox-btrfs --path /proxmox-storage
pvesm set proxmox-btrfs --content images,rootdir,backup,snippets,iso

When I create a VM using the proxmox UI, at the "OS" tab > I click "ISO image" but I don't see the iso files I have copied under /proxmox-storage/template/iso
If I copy the iso files to /var/lib/vz/template/iso/ I can see them.

If I go to Datacenter > my host > proxmox-storage > upload a ISO file the iso is saved properly under /proxmox-storage/template/iso
But I can't see the uploaded ISO in the create VM "ISO image" and select it.
VM images are saved correctly under /proxmox-storage/images

UPDATE: seems the issue was unreleated to btrfs. The UI shows "Storage", by default it's "local". I was expecting it to just scan all locations for ISO images, instead I just had to choose my "proxmox-storage" and there I could see my ISOs. Happy it was not a btrfs problem ;)
 
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