title: wiping out the Zookeeper data directory
body: <p>I am very new to Hadoop/Hbase and zookeeper.<br>
  I am facing following exception while running <code>create table</code> command in <code>hbase shell</code>.   </p>
  
  <pre><code>org.apache.hadoop.hbase.PleaseHoldException: Master is initializing
  </code></pre>
  
  <p>in <a href="https://stackoverflow.com/questions/17038957/org-apache-hadoop-hbase-pleaseholdexception-master-is-initializing">this</a> question it is mentioned that i need to follow these steps:</p>
  
  <pre><code>1. Stop Zookeeper  
  2. Wipe the Zookeeper data directory  
  3. Restart it
  </code></pre>
  
  <p>To resolve this issue.  </p>
  
  <p>Can someone please explain how to perform these steps in Ubuntu.<br>
  Any Help will be highly appreciated  </p>