38.2. Viewing Clusters #
In the navigation panel, go to Infrastructure → Clusters.
The table of clusters with the following columns will be displayed:
Cluster: The unique name and identifier of the cluster.
Failover manager.
Possible values:
Missing.
Patroni.
BiHA.
Shardman.
Nodes, pcs.: The number of nodes.
Version: The Postgres Pro version and edition of nodes.
Cluster health.
Possible values:
Healthy: The cluster has a primary/leader node, and the number of healthy nodes meets or exceeds the minimum for this cluster.
Unhealthy: The cluster has a primary/leader node, but the number of healthy nodes is below the minimum for this cluster.
No primary: The standard primary-standby cluster has no primary node.
No leader: The BiHA cluster has no leader node.
You can specify the minimum number of healthy nodes when creating or editing the cluster.
This column includes additional information:
Current operation.
Possible values:
Replication is active: Replication is active in the cluster.
Changing primary: The primary/leader node of is being changed.
Pending upgrade completion: The migration of the cluster must be completed manually.
Upgrading nodes: The cluster is migrating to a newer version.
Finalizing upgrade: The migration of the cluster is completing.
Last node change: The date and time of the last cluster event.
Changes per 24 hours: The number of cluster events within the last 24 hours.
Network address: The network address of the primary/leader node.
Last primary info collection: The date and time when the information about the state of the primary/leader node was last updated.
Note
The manager receives this information from agents with a delay. Due to the delay, the web application can display outdated information.
Actions.
For more information about available actions, refer to the corresponding instructions.