View logs in OpenShift

For this oc logs is mainly used, to get more help you can use:

oc logs -h

For example - to stream logs of most recent build config:

oc logs -f bc/<name-of-build-config>

To stream logs of latest deployment:

oc logs -f deployment/<deployment-name>

To view logs of a specific deployment version:

oc logs deployment/<deployment-name> --version=<version-number>

View logs of a specific build version:

oc logs bc/<name-of-build-config> --version=<version-number>

Streaming logs of a pod:

oc logs -f pod/<pod-name>

Use --tail to display the last lines of the log:

oc logs pod/<pod-name> --tail=10

View the node logs - requires administrative level cluster permissions:

oc adm node-logs <node-name>

To query only master nodes:

oc adm node-logs --role master

To filter only kubelet logs:

oc adm node-logs --role master -u kubelet

Use oc describe command to get detailed information about the resource, including its events and logs:

oc describe pod/<pod-name>