Service atomic-openshift-node failed to start with error unknown flag: --experimental-allowed-unsafe-sysctls

Solution Verified - Updated -


  • The atomic-openshift-node service fails to start due to the error:-
# systemctl restart atomic-openshift-node.service

Nov 18 03:16:03[51003]: --volume-stats-agg-period duration
Nov 18 03:16:03[51003]: F1118 03:16:03.692041   51003 server.go:148] unknown flag: --experimental-allowed-unsafe-sysctls
  • journalctl indicates the unsupported flags and service cannot be started.


  • OpenShift Container Platform 3.11

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.

Current Customers and Partners

Log in for full access

Log In