Recommended storage configuration for 3-node clusters

Solution Verified - Updated -

Issue

  • Is it recommended configuring Raid 10 on bare metal servers for 3-node cluster installations?
  • Can Write cache and Raid configurations be used by OpenShift control plane nodes?
  • What is the minimum-recommended backend Storage Layout for 3-node clusters?

Environment

  • Red Hat OpenShift Container Platform
    • 4.x
  • 3-node clusters

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