From 5fb785e154b429beb0b2e392c39be91dae65bb5c Mon Sep 17 00:00:00 2001
From: Zhe Zhang <zhz@apache.org>
Date: Tue, 28 Feb 2017 09:00:49 -0800
Subject: [PATCH] HDFS-11466. Change
 dfs.namenode.write-lock-reporting-threshold-ms default from 1000ms to 5000ms.
 Contributed by Andrew Wang.

(cherry picked from commit d269b488a71a158d3ddcbdea96992abe29725c69)
---
 .../src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java     | 2 +-
 .../hadoop-hdfs/src/main/resources/hdfs-default.xml             | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
index 458f47c4c76..853306b3972 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
@@ -399,7 +399,7 @@ public class DFSConfigKeys extends CommonConfigurationKeys {
   // event to be logged
   public static final String  DFS_NAMENODE_WRITE_LOCK_REPORTING_THRESHOLD_MS_KEY =
       "dfs.namenode.write-lock-reporting-threshold-ms";
-  public static final long    DFS_NAMENODE_WRITE_LOCK_REPORTING_THRESHOLD_MS_DEFAULT = 1000L;
+  public static final long    DFS_NAMENODE_WRITE_LOCK_REPORTING_THRESHOLD_MS_DEFAULT = 5000L;
   public static final String  DFS_NAMENODE_READ_LOCK_REPORTING_THRESHOLD_MS_KEY =
       "dfs.namenode.read-lock-reporting-threshold-ms";
   public static final long    DFS_NAMENODE_READ_LOCK_REPORTING_THRESHOLD_MS_DEFAULT = 5000L;
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 281753b0c52..4ea0e698937 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
@@ -2657,7 +2657,7 @@
 
 <property>
   <name>dfs.namenode.write-lock-reporting-threshold-ms</name>
-  <value>1000</value>
+  <value>5000</value>
   <description>When a write lock is held on the namenode for a long time,
     this will be logged as the lock is released. This sets how long the
     lock must be held for logging to occur.