|Directory |dir |file |no |no^1^ |yes
|NFS |nfs |file |yes |no^1^ |yes
|CIFS |cifs |file |yes |no^1^ |yes
-|Proxmox Backup |pbs |both |yes |n/a |beta
+|Proxmox Backup |pbs |both |yes |n/a |yes
|GlusterFS |glusterfs |file |yes |no^1^ |yes
|CephFS |cephfs |file |yes |yes |yes
|LVM |lvm |block |no^2^ |no |yes
maxfiles::
-Maximum number of backup files per VM. Use `0` for unlimited.
+Deprecated, please use `prune-backups` instead. Maximum number of backup files
+per VM. Use `0` for unlimited.
+
+prune-backups::
+
+Retention options for backups. For details, see
+xref:vzdump_retention[Backup Retention].
format::