OpenShift Container Platform Ceph-CSI Kernel Module Parameter is not applied.

Solution Verified - Updated -

Issue

  • OpenShift Container Platform: Ceph-CSI Kernel Module Parameter is not applied.
  • Due to the issue detailed in KCS #6617781 - MDS crashes In function 'std::ostream& operator<<(std::ostream&, const ClientMetricType&)' a persistent kernel parameter must be applied the the Worker nodes which make use of the CephFS storage in an OpenShift cluster.
  • In this case the parameter applied is disable_send_metrics but the solution in this KCS can be applied generaly for Kernel modules which need a parameter set in OpenShift environments.

Environment

  • Red Hat OpenShift Container Platform (RHOCP) 4.x
  • Red Hat OpenShift Data Foundation (ODF) 4.x - Ceph CSI Driver

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