anchor.diff:      <HBase>
           <configure>true</configure>
           <zookeeper-mode>shared</zookeeper-mode>
  -        <master-nodes><%= master_hostname %></master-nodes>
  +        <master-nodes><%= @master_hostname %></master-nodes>
           <install-mode>fully</install-mode>
           <region-nodes-install-option>All</region-nodes-install-option>
           <region-nodes/>
  
positive.code:     <enterprise>
          <Orchestrator>
              <configure>true</configure>
              <node><%= master_hostname %></node>
              <port>8888</port>
          </Orchestrator>
          <GuardiumProxy>
  
negative.code:     </Pig>
      <Oozie>
          <configure>true</configure>
          <node><%= @master_hostname %></node>
          <oozie-port>8280</oozie-port>
      </Oozie>
      <Zookeeper>
          <configure>true</configure>
          <nodes><%= @master_hostname %></nodes>
          <data-directory>var/ibm/biginsights/zookeeper/data</data-directory>
          <log-directory>var/ibm/biginsights/zookeeper/logs</log-directory>
          <client-port>2181</client-port>
  