PKI DB Appliance cluster nodes support the following status. 

Status

Description

Maintenance 

Going through rolling upgrade.

Offline

Unreachable and unavailable.

Online

Reachable and available.

Unavailable

Server-to-server connection works, but the KMIP Database is unavailable (port 5432).

Unreachable

Unable to connect to the server (port 8443). 

To check the status of the PKI DB Appliance cluster nodes

  1. Log in to the user interface of any node in the cluster.
  2. Navigate to CLUSTER > Servers.
  3. Select a node in the server lists.

    The starred node is the writer node; all the rest are reader nodes.

  4. In the bottom pane, check node details such as the node status.