Why, when introduced into the Proxmox cluster, the nodes began to consume more RAM. And how is it treated?

Question

Proxmox

Good day to all. I decided to raise the cluster on Proxmox. However, he was unpleasantly surprised.
When introduced into the Proxmox cluster, the nodes began to consume more RAM. With what it can be connected and how it is treated?

Answer 1

Nodes consume counts how many resources you have allocated