Openshift Monitoring Cluster Operator degraded with "UpdatingPrometheusK8SFailed"

Solution Verified - Updated -

Issue

  • Monitoring Cluster Operator is degraded with the following UpdatingPrometheusK8SFailed error:
message: 'reconciling Prometheus object failed: updating Prometheus object failed:
    Prometheus.monitoring.coreos.com "k8s" is invalid: spec.retentionSize: Invalid
    value: "10G": spec.retentionSize in body should match ''(^0|([0-9]*[.])?[0-9]+((K|M|G|T|E|P)i?)?B)$'''
  reason: UpdatingPrometheusK8SFailed

Environment

  • Red Hat OpenShift Container Platform (RHOCP)
    • 4.x

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content