Hi,
I have been struggling to put two hosts (one is an IBM Thinkpad T520, the other an Intel NUC) into the same cluster without success.
On a debian 8 + Proxmox 4 machine, when I run
# corosync-cmapctl -g totem.interface.0.mcastaddr
I get
Failed to initialize the cmap API. Error CS_ERR_LIBRARY...