[PVE-User] Migrating VMs from PVE 5 to PVE 6, no ZFS

[Arjen]

On Monday, July 19th, 2021 at 12:22, Marco Gaiarin <gaio at sv.lnf.it> wrote:

> > Apart upgrading the 5.4, join to the cluster, move the VMs, there's
> > some 'nonstandard'/quickier way to migrate?
>
> Sorry, forgot to write a slice of email...
>
> I'm thinking about building up a NFS server in one of the (new) server,
> share as storage type NFS to all the clients (old and new), move disks
> in old server to NFS share, then shut off the VMs, move my hand config
> file to new server, start it, and then move again disks to real
> storage.
>
> Some less-expensive way?! Thanks.

Why not backup the VMs, copy the backups (or used shared storage), restore from backup on new host?
ZSTD will reduce the temporary space and network transfer sizes.