Current as of 2023 December 15: https://pve.proxmox.com/wiki/Cluster_Manager#_remove_a_cluster_node
This is incorrect documentation - the bug 4886 as of now does not allow for adding the new re-added node to the
Please update the documentation while the bug has not been addressed.
Also missing from the docs is a proper piece of advice of how to run or not run at all
After removal of the node, its SSH fingerprint will still reside in the known_hosts of the other nodes. If you receive an SSH error after rejoining a node with the same IP or hostname, run pvecm updatecerts once on the re-added node to update its fingerprint cluster wide.
This is incorrect documentation - the bug 4886 as of now does not allow for adding the new re-added node to the
known_hosts.
Please update the documentation while the bug has not been addressed.
Also missing from the docs is a proper piece of advice of how to run or not run at all
ssh-keygen -R
- see bug 4252.