3.6.2. Pod 수준에서 fsGroup 변경

...
spec:
replicas: 3
selector:
matchLabels:
app: my-app
template:
metadata:
creationTimestamp: null
labels:
app: my-app
spec:
containers:
- name: container
image: 'image-registry.openshift-image-registry.svc:5000/openshift/httpd:latest'
ports:
- containerPort: 8080
protocol: TCP
resources: {}
terminationMessagePath: /dev/termination-log
terminationMessagePolicy: File
imagePullPolicy: Always
restartPolicy: Always
terminationGracePeriodSeconds: 30
dnsPolicy: ClusterFirst
securityContext:
  fsGroupChangePolicy: OnRootMismatch 

...