Mastering Proxmox - Third Edition

Testing Proxmox HA configuration

To test whether the HA is really working, we will disconnect network connectivity for the node pmx-01 and observe the Status window for HA changes. The Status window displays the status of resources in real time. The following screenshot shows the HA status after interrupting network connectivity:

In the preceding screenshot, we can see that our example node pm4-1 is no longer connected to the cluster, and HA does not get any acknowledgement from the node. After 60 seconds, Proxmox HA promotes the next available node in the HA group as the master and migrates any HA-enabled VM. In our example cluster, after ...