SOLR-4916: Merge out separate hdfs solrconfig.xml

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1499472 13f79535-47bb-0310-9956-ffa450edef68

solr/build.xml

@@ -40,7 +40,7 @@
   <!-- ========================================================================= -->
  
   <target name="example" description="Creates a runnable example configuration."
-          depends="dist-contrib,dist-war,setup-alt-examples">
+          depends="dist-contrib,dist-war">
     <copy file="${dist}/${fullnamever}.war"
           tofile="${example}/webapps/${ant.project.name}.war"/>
     <jar destfile="${example}/exampledocs/post.jar"
@@ -55,15 +55,6 @@
     </delete>
     <echo>See ${example}/README.txt for how to run the Solr example configuration.</echo>
   </target>
-
-  <target name="setup-alt-examples">
-    <copy todir="${example}/hdfs" overwrite="true">
-      <fileset dir="${example}/solr"/>
-    </copy>
-    <copy todir="${example}/hdfs/collection1/conf" overwrite="true">
-      <fileset dir="${example}/alt-configs/hdfs"/>
-    </copy>
-  </target>
   
   <target name="run-example" depends="example"
           description="Run Solr interactively, via Jetty.  -Dexample.debug=true to enable JVM debugger">

solr/example/solr/collection1/conf/solrconfig.xml

@@ -184,7 +184,8 @@
          maxBufferedDocs sets a limit on the number of documents buffered
          before flushing.
          If both ramBufferSizeMB and maxBufferedDocs is set, then
-         Lucene will flush based on whichever limit is hit first.  -->
+         Lucene will flush based on whichever limit is hit first.
+         The default is 100 MB.  -->
     <!-- <ramBufferSizeMB>100</ramBufferSizeMB> -->
     <!-- <maxBufferedDocs>1000</maxBufferedDocs> -->
 
@@ -365,7 +366,7 @@
          have some sort of hard autoCommit to limit the log size.
       -->
      <autoCommit> 
-       <maxTime>15000</maxTime> 
+       <maxTime>${solr.autoCommit.maxTime:15000}</maxTime> 
        <openSearcher>false</openSearcher> 
      </autoCommit>
 
@@ -374,11 +375,10 @@
          but does not ensure that data is synced to disk.  This is
          faster and more near-realtime friendly than a hard commit.
       -->
-     <!--
-       <autoSoftCommit> 
-         <maxTime>1000</maxTime> 
-       </autoSoftCommit>
-      -->
+
+     <autoSoftCommit> 
+       <maxTime>${solr.autoSoftCommit.maxTime:-1}</maxTime> 
+     </autoSoftCommit>
 
     <!-- Update Related Event Listeners