Red Hat build of MicroShift

Get the node ID of a running node

Retrieving the node ID enables you to uniquely identify a device within your deployment. The node ID is required to register the node with central management systems, analyze system logs and alerts, and ensure that configuration updates are targeted accurately.

Procedure

Get the ID of a running node using oc get by entering the following command:

$ oc get namespaces kube-system -o jsonpath={.metadata.uid}

Example output

7cf13853-68f4-454e-8f5c-1af748cbfb1a

Get the ID of a running node by retrieving it from the cluster-id file by entering the following command:
```
$ sudo cat /var/lib/microshift/cluster-id
```
Example output
```
7cf13853-68f4-454e-8f5c-1af748cbfb1a
```