Unable to register a Model Monitor that uses a file from S3 Datasource

If you're seeing Dataset Details Status stuck in Pending or Failed status with Calculation errors (like the below) when attempting to register a Model Monito that uses a file from datasource in Domino releases of 5.0.0, 5.0.1, 5.0.2 or 5.1.0...

DMM compute node it logs, 

No AWS Credentials provided by InstanceProfileCredentialsProvider : com.amazonaws.SDKClientException: Unable to load credentials from service endpoint

And Plier log has 

ERROR: root: Model variable not found for model id: 

...Please contact your local administrator to check and add the label:

aws-metadata-client: "true"to spark3-worker nodes as a workaround (this issue is fixed in Domino 5.2.0). 

[ec2-user@ip-10-0-0-9 ~]$ kubectl -n domino-compute get sts spark3-worker -o yaml
apiVersion: apps/v1
kind: StatefulSet
metadata:
  annotations:
    meta.helm.sh/release-name: spark3
    meta.helm.sh/release-namespace: domino-platform
  creationTimestamp: "2022-03-28T17:35:31Z"
  generation: 1
  labels:
    app.kubernetes.io/component: worker
    app.kubernetes.io/instance: spark3
    app.kubernetes.io/managed-by: Helm
    app.kubernetes.io/name: spark
    helm.sh/chart: spark3-3.0.2-0.5.3
  name: spark3-worker
  namespace: domino-compute
  resourceVersion: "34752"
  uid: 5ec369e3-6340-4d5a-9865-62f3895918f4
spec:
  podManagementPolicy: OrderedReady
  replicas: 1
  revisionHistoryLimit: 10
  selector:
    matchLabels:
      app.kubernetes.io/component: worker
      app.kubernetes.io/instance: spark3
      app.kubernetes.io/name: spark
  serviceName: spark3-worker-headless
  template:
    metadata:
      annotations:
        prometheus.io/path: /metrics/
        prometheus.io/port: "8081"
        prometheus.io/scrape: "true"
      creationTimestamp: null
      labels:
        app.kubernetes.io/component: worker
        app.kubernetes.io/instance: spark3
        app.kubernetes.io/name: spark
        aws-metadata-client: "true"
        compute-client: "true"
        zookeeper-client: "true"