Drupal need atlest Solr 5.4.1 you may install the latest version. Save solr on /opt (/opt for this example, you can also use any other location) sudo wget -O /opt/solr-5.4.1.tgz https://archive.apache.org/dist/lucene/solr/5.4.1/solr-5.4.1.tgz
Step 3. Unpack the downloaded tgz file.
Unpack solr into /opt/solr-5.4.1 sudo tar zxf solr-5.4.1.tgz
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