anchor.diff:  
   * Three control plane, or master, machines
   
  -* At least two compute machines, which are also known as worker machines
  +* At least two compute machines, which are also known as worker machines.
  +ifdef::bare-metal[]
  +If you are running a three-node cluster, running zero compute machines is supported. Running one compute machine is not supported.
  +endif::bare-metal[]
   
   [NOTE]
   ====
  
positive.code: ifeval::["{context}" == "installing-restricted-networks-ibm-power"]
  :!ibm-power:
  endif::[]
  
  
negative.code: ifeval::["{context}" == "installing-restricted-networks-ibm-power"]
  :ibm-power:
  endif::[]
  ifeval::["{context}" == "installing-bare-metal"]
  :bare-metal:
  endif::[]
  ifeval::["{context}" == "installing-bare-metal-network-customizations"]
  :bare-metal:
  endif::[]
  ifeval::["{context}" == "installing-restricted-networks-bare-metal"]
  :bare-metal:
  endif::[]
  
  [id="installation-requirements-user-infra_{context}"]
  = Machine requirements for a cluster with user-provisioned infrastructure
  