[PVE-User] 'asymmetrix storage' and migration...

[Fabian Grünbichler]

On July 15, 2021 2:48 pm, Marco Gaiarin wrote:
> 
> I'm a bit puzzled.
> 
> 
> A little 'ZFS' cluster, with two asymmetrical nodes; second node is
> there only, just in case, to run some little VMs (PBX, firewall, ...).
> 
> First node have a second RAIDZ volume called 'rpool-data', that does
> not exist on second node; eg, storage.conf is:
> 
>  dir: local
> 	path /var/lib/vz
> 	content iso,vztmpl,backup
> 
>  zfspool: local-zfs
> 	pool rpool/data
> 	content images,rootdir
> 	sparse 1
> 
>  zfspool: rpool-data
> 	pool rpool-data
> 	content images,rootdir
> 	mountpoint /rpool-data
> 	sparse 1
> 
> Clearly on node 2 'rpool-data' have a question mark.

yes, because you didn't tell PVE that this storage is only available on 
node 1

> [...]

> Why migration does not work, even if there's no disks in 'rpool-data'?

because PVE can't know that this storage is not supposed to be checked 
if you don't tell it ;)

> Thre's some way to 'fake' an 'rpool-data' on the second node, only to
> have PVE not to complain?

you just need to set the list of nodes where the storage 'rpool-data' 
exists in storage.cfg (via the GUI/API/pvesm).