tests - fix LargeVolumeJettyTest failure

git-svn-id: https://svn.apache.org/repos/asf/lucene/solr/trunk@823843 13f79535-47bb-0310-9956-ffa450edef68

src/test/org/apache/solr/client/solrj/LargeVolumeTestBase.java

@@ -51,6 +51,10 @@ public abstract class LargeVolumeTestBase extends SolrExampleTestBase
     for (int i=0; i<threadCount; i++) {
       threads[i].join();
     }
+
+    // some of the commits could have failed because maxWarmingSearchers exceeded,
+    // so do a final commit to make sure everything is visible.
+    gserver.commit();
     
     query(threadCount * numdocs);
     System.out.println("done");