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: // Module included in the following assemblies:
  //
  // * installing/installing_bare_metal/installing-bare-metal.adoc
  // * installing/installing_bare_metal/installing-bare-metal-network-customizations.adoc
  // * installing/installing_bare_metal/installing-restricted-networks-bare-metal.adoc
  // * installing/installing_vsphere/installing-restricted-networks-vsphere.adoc
  // * installing/installing_vsphere/installing-vsphere.adoc
  // * installing/installing_vsphere/installing-vsphere-network-customizations.adoc
  // * installing/installing_ibm_power/installing-ibm-power.adoc
  // * installing/installing_ibm_power/installing-restricted-networks-ibm-power.adoc
  // * installing/installing_ibm_z/installing-ibm-z.adoc
  // * installing/installing_ibm_z/installing-restricted-networks-ibm-z.adoc
  
  ifeval::["{context}" == "installing-ibm-z"]
  :ibm-z:
  