Welcome to my world
When adding another node to the proxmox cluster and the LVM is missing it is not possible to add it correctly over the web interface. But here is how it works.
lsblk vgcreate pve /dev/sdc lvcreate -L 30G -n data pve lvconvert --type thin-pool pve/data
delete the VLM (just in case you need it)
lvchange -an /dev/data/data
How to enable snmapd on your vmware esxi server
esxcli system snmp set --communities public esxcli system snmp set --enable true esxcli network firewall ruleset set --ruleset-id snmp --allowed-all true esxcli network firewall ruleset set --ruleset-id snmp --enabled true esxcli system snmp set --syslocation "My Location" esxcli system snmp set --targets=10.10.0.0@161/public
Now you can start the service from the UI