Cluster view mode
Although not widely used, the Proxmox GUI has the following four cluster view modes:
The Server View
The Folder View
The Storage View
The Pool View
Each view serves a specific purpose and can be used whenever necessary. Knowing what these views are and when to use them can be very helpful in a large cluster. For a small or home-based cluster, anything beyond the Server View does not provide much benefit. Depending on which view is selected, the tree structure in the left-hand side navigation pane changes. The following screenshot shows the view's drop-down list in the Proxmox GUI:

The Server View
This is the default view in the Proxmox GUI. In this view, Proxmox nodes are roots in the directory tree in the left navigation view. All the resources are presented on a node-by-node basis, as shown in the following screenshot:

The Folder View
In this view, each resource is displayed as a folder and put in their respective folder. For example, containers are shown in a LXC container...