config/solr/cores/en/conf/solrconfig.xml in muck-raker-0.3.3 vs config/solr/cores/en/conf/solrconfig.xml in muck-raker-0.3.4

@@ -36,11 +36,15 @@
     <useCompoundFile>false</useCompoundFile>
     <mergeFactor>10</mergeFactor>
     <maxBufferedDocs>1000</maxBufferedDocs>
     <maxMergeDocs>2147483647</maxMergeDocs>
     <maxFieldLength>10000</maxFieldLength>
-    <writeLockTimeout>1000</writeLockTimeout>
-    <commitLockTimeout>10000</commitLockTimeout>
+    <!--
+        <writeLockTimeout>1000</writeLockTimeout>
+        <commitLockTimeout>10000</commitLockTimeout>
+        <unlockOnStartup>true</unlockOnStartup>
+    -->
+        <lockType>single</lockType>
   </indexDefaults>
     <!-- options specific to the main on-disk lucene index -->
 <!--
   <mainIndex>
     <useCompoundFile>false</useCompoundFile>