Mine

<?xml version='1.0' standalone='yes'?>
<xml>
   <master>cluster01-admin01</master>
   <name>all</name>
   <override>all</override>
   <group>
      <name>cluster01-cpu</name>
      <image>cluster01-cpu</image>
      <node>cpu02.c01-cpu35.c01</node>
   </group>
</xml>