From 2fe42250511c80bb154d50b593bc98b0a88ffc1f Mon Sep 17 00:00:00 2001
From: Akira Ajisaka <aajisaka@apache.org>
Date: Sat, 19 Mar 2016 01:09:02 +0900
Subject: [PATCH] HDFS-3677. dfs.namenode.edits.dir.required is missing from
 hdfs-default.xml. Contributed by Mark Yang.

(cherry picked from commit 414f33126ac178a44146666cc7c00059cfc9cabf)
(cherry picked from commit 41621a994dd3add51ec95a3136070c148b133726)
---
 .../hadoop-hdfs/src/main/resources/hdfs-default.xml      | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml b/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
index 10485e1bd82..b5f4b81c0fc 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
@@ -383,6 +383,15 @@
   </description>
 </property>
 
+<property>
+  <name>dfs.namenode.edits.dir.required</name>
+  <value></value>
+  <description>This should be a subset of dfs.namenode.edits.dir,
+      to ensure that the transaction (edits) file
+      in these places is always up-to-date.
+  </description>
+</property>
+
 <property>
   <name>dfs.namenode.shared.edits.dir</name>
   <value></value>