HDFS-11113. Document dfs.client.read.striped configuration in hdfs-default.xml. Contributed by Rakesh R.

hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml

@@ -3372,6 +3372,15 @@
   </description>
 </property>
 
+<property>
+  <name>dfs.client.read.striped.threadpool.size</name>
+  <value>18</value>
+  <description>
+    The maximum number of threads used for parallel reading
+    in striped layout.
+  </description>
+</property>
+
 <property>
   <name>dfs.client.replica.accessor.builder.classes</name>
   <value></value>

hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/tools/TestHdfsConfigFields.java

@@ -41,6 +41,7 @@ public class TestHdfsConfigFields extends TestConfigurationFieldsBase {
   public void initializeMemberVariables() {
     xmlFilename = new String("hdfs-default.xml");
     configurationClasses = new Class[] { HdfsClientConfigKeys.class,
+        HdfsClientConfigKeys.StripedRead.class,
         DFSConfigKeys.class};
 
     // Set error modes