title: How to reduce Qtime (query time) in Solr
body: <p>I need to reduce qtime in Solr from 24ms to 10ms. I have tried with the following parameters:</p>
  
  <pre><code>responseHeader: {
    status: 0,
    QTime: 24,
    params: {
      json.wrf: "jQuery111205813984868582338_1454571708911",
      sort: "id desc",
      indent: "on",
      hl.simple.pre: "&lt;b&gt;",
      hl.fl: "title keywords model_name",
      wt: "json",
      hl: "true",
      rows: "100",
      hl.highlightMultiTerm: "true",
      hl.snippets: "1",
      start: "0",
      q: "{!q.op=AND df=title}pl~1",
      _: "1454571708913",
      hl.simple.post: "&lt;/b&gt;",
      qt: "spellchecker",
      hl.usePhraseHighlighter: "true"
      }
    }
  </code></pre>
  
  <p>Solr URL:</p>
  
  <pre><code> http://www.example.com:8983/solr/mycoll/select?q={!q.op=AND%20df=title}pl~1&amp;indent=on&amp;sort=id%20desc&amp;qt=spellchecker&amp;wt=json&amp;hl=true&amp;hl.fl=title+keywords+model_name&amp;hl.simple.pre=%3Cb%3E&amp;hl.simple.post=%3C%2Fb%3E&amp;hl.usePhraseHighlighter=true&amp;hl.highlightMultiTerm=true&amp;hl.snippets=1&amp;start=0&amp;rows=100&amp;json.wrf=jQuery111205813984868582338_1454571708911&amp;_=1454571708913
  </code></pre>
  
  <p>schema.xml </p>
  
  <pre><code>&lt;field name="id" type="string" indexed="true" stored="true" required="true" multiValued="false" /&gt;
  &lt;field name="title" type="text_general" indexed="true" stored="true" multiValued="true" /&gt;
  &lt;field name="subject" type="text_general" indexed="true" stored="true" /&gt;
  &lt;field name="description" type="text_general" indexed="true" stored="true" /&gt;
  &lt;field name="comments" type="text_general" indexed="true" stored="true" /&gt;
  &lt;field name="author" type="text_general" indexed="true" stored="true" /&gt;
  &lt;field name="keywords" type="text_general" indexed="true" stored="true" /&gt;
  &lt;field name="category" type="text_general" indexed="true" stored="true" /&gt;
  &lt;field name="resourcename" type="text_general" indexed="true" stored="true" /&gt;
  &lt;field name="url" type="text_general" indexed="true" stored="true" /&gt;
  &lt;field name="content_type" type="string" indexed="true" stored="true" multiValued="true" /&gt;
  &lt;field name="last_modified" type="date" indexed="true" stored="true" /&gt;
  &lt;field name="links" type="string" indexed="true" stored="true" multiValued="true" /&gt;
  </code></pre>
  
  <p>Please see these reference links:</p>
  
  <ul>
  <li><a href="http://wiki.apache.org/solr/SolrPerformanceFactors" rel="nofollow noreferrer">http://wiki.apache.org/solr/SolrPerformanceFactors</a></li>
  <li><a href="https://issues.apache.org/jira/browse/SOLR-2218" rel="nofollow noreferrer">https://issues.apache.org/jira/browse/SOLR-2218</a></li>
  </ul>