Create and configure MachineSets/MachinePools in OSD and ROSA

Solution Verified - Updated -


  • Is it possible to configure MachineSets/MachinePools in OpenShift Dedicated?
  • How to configure MachineSets/MachinePools in ROSA?
  • Can the "Default" MachineSets/MachinePools be removed in OSD?
  • Can the "Default" MachineSets/MachinePools be removed in ROSA?
  • Is it possible to label nodes and configure taints in OSD/ROSA via MachinePools?
  • Is it possible to add tags to the MachineSets/MachinePools in OSD/ROSA?
  • Is it possible to change the instance type for the existing worker nodes on OSD or ROSA?
  • How to vertically scale up the existing "Default" worker nodes to bigger instance type in-place on OSD or ROSA.
  • The following errors are shown when trying to edit a MachineSets/MachinePools in OSD or ROSA:

    error: "machine-set-name" could not be patched: "machine-set-name" is forbidden: User "user" cannot patch resource "machinesets" in API group "" in the namespace "openshift-machine-api"
    error: "machine-set-name" could not be patched: admission webhook "" denied the request: Prevented from accessing Red Hat managed resources. This is in an effort to prevent harmful actions that may cause unintended consequences or affect the stability of the cluster.


  • Red Hat OpenShift Service on AWS (ROSA)
    • 4
  • Red Hat OpenShift Dedicated (OSD)
    • 4
  • Red Hat OpenShift Cluster Manager (OCM)

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