without requiring workarounds based on ownership and limited visibility/access. if a group filter is set, remove_vanished will only consider filtered groups for removal to prevent concurrent disjunct filters from trashing eachother's synced groups. Signed-off-by: Fabian Grünbichler <f.gruenbichler@proxmox.com> Reviewed-by: Dominik Csapak <d.csapak@proxmox.com> Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>