From 4b734fe386f241b97e7e13e8ef60c34be095467f Mon Sep 17 00:00:00 2001
From: Xiao Chen <xiao@apache.org>
Date: Sun, 15 Oct 2017 19:25:29 -0700
Subject: [PATCH] HDFS-12659. Update
 TestDeadDatanode#testNonDFSUsedONDeadNodeReReg to increase heartbeat recheck
 interval. Contributed by Ajay Kumar.

(cherry picked from commit 11a7729c1474aa379a62c0440c8c1a11be261a75)
---
 .../apache/hadoop/hdfs/server/namenode/TestDeadDatanode.java   | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestDeadDatanode.java b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestDeadDatanode.java
index 92c71a7d438..c78a10ce0f3 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestDeadDatanode.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestDeadDatanode.java
@@ -186,7 +186,8 @@ public void testDeadNodeAsBlockTarget() throws Exception {
   public void testNonDFSUsedONDeadNodeReReg() throws Exception {
     Configuration conf = new HdfsConfiguration();
     conf.setInt(DFSConfigKeys.DFS_HEARTBEAT_INTERVAL_KEY, 1);
-    conf.setInt(DFSConfigKeys.DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY, 1);
+    conf.setInt(DFSConfigKeys.DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY,
+        3000);
     conf.setInt(DFSConfigKeys.DFS_NAMENODE_STALE_DATANODE_INTERVAL_KEY,
         6 * 1000);
     long CAPACITY = 5000L;