14.2.

apiVersion: logging.openshift.io/v1
kind: ClusterLogForwarder
metadata:
# ...
spec:
  filters:
  - name: <filter_name>
    type: drop 

    drop: 

    - test: 

      - field: .kubernetes.labels."foo-bar/baz" 

        matches: .+ 

      - field: .kubernetes.pod_name
        notMatches: "my-pod" 

  pipelines:
  - name: <pipeline_name> 

    filterRefs: ["<filter_name>"]
# ...

apiVersion: logging.openshift.io/v1
kind: ClusterLogForwarder
metadata:
# ...
spec:
  filters:
  - name: <filter_name>
    type: prune 

    prune: 

      in: [.kubernetes.annotations, .kubernetes.namespace_id] 

      notIn: [.kubernetes,.log_type,.message,."@timestamp"] 

  pipelines:
  - name: <pipeline_name> 

    filterRefs: ["<filter_name>"]
# ...