In this video i will be setting up Proxmox Cluster of 3 Nodes and will go over each storage option you have [ Local, ZFS, NFS, CEPH ]
I hope this video will be helpful for you to decide if you want to "cluster" your Proxmox instances.

PVE Cluster https://pve.proxmox.com/wiki/Cluster_...
CEPH https://ceph.io/en/

Chapters
00:00 Intro
00:14 3 things to point out
03:44 Setting up CLUSTER
07:57 Cluster Storage "Local"
12:20 Cluster Storage ZFS | Replication
18:47 Proxmox Cluster HA Groups
21:55 Cluster Storage NFS
25:56 Cluster Storage CEPH
27:53 CEPH Installation
31:30 CEPH Monitors / Managers
33:23 CEPH OSDs Setup
36:44 CEPH Storage Pool
38:43 VM Migration via CEPH
42:17 HA Test with CEPH
46:09 The End Chat

#proxmox
#proxmoxcluster
#ceph
#zfs
#nfs