From e0a356fee3a885a2d61ced82bfd8d0969ccd05fa Mon Sep 17 00:00:00 2001
From: Xiaoyu Yao <xyao@apache.org>
Date: Fri, 5 Feb 2016 10:37:07 -0800
Subject: [PATCH] HADOOP-12771. Fix typo in
 JvmPauseMonitor#getNumGcWarnThreadholdExceeded. Contributed by Xiaobing Zhou.

(cherry picked from commit 5d00067ca7f1460bbda1330e7329205a7b1ce019)
---
 hadoop-common-project/hadoop-common/CHANGES.txt                | 3 +++
 .../java/org/apache/hadoop/metrics2/source/JvmMetrics.java     | 2 +-
 .../src/main/java/org/apache/hadoop/util/JvmPauseMonitor.java  | 2 +-
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/hadoop-common-project/hadoop-common/CHANGES.txt b/hadoop-common-project/hadoop-common/CHANGES.txt
index 4271c366a2e..db62325b418 100644
--- a/hadoop-common-project/hadoop-common/CHANGES.txt
+++ b/hadoop-common-project/hadoop-common/CHANGES.txt
@@ -1025,6 +1025,9 @@ Release 2.8.0 - UNRELEASED
     HADOOP-12735. core-default.xml misspells
     hadoop.workaround.non.threadsafe.getpwuid (Ray Chiang via cmccabe)
 
+    HADOOP-12771. Fix typo in JvmPauseMonitor#getNumGcWarnThreadholdExceeded.
+    (Xiaobing Zhou via xyao)
+
 Release 2.7.3 - UNRELEASED
 
   INCOMPATIBLE CHANGES
diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/source/JvmMetrics.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/source/JvmMetrics.java
index 164aa9340c1..a6de50ba38d 100644
--- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/source/JvmMetrics.java
+++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/source/JvmMetrics.java
@@ -140,7 +140,7 @@ private void getGcUsage(MetricsRecordBuilder rb) {
     
     if (pauseMonitor != null) {
       rb.addCounter(GcNumWarnThresholdExceeded,
-          pauseMonitor.getNumGcWarnThreadholdExceeded());
+          pauseMonitor.getNumGcWarnThresholdExceeded());
       rb.addCounter(GcNumInfoThresholdExceeded,
           pauseMonitor.getNumGcInfoThresholdExceeded());
       rb.addCounter(GcTotalExtraSleepTime,
diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/JvmPauseMonitor.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/JvmPauseMonitor.java
index 17a19521364..80d4468dc55 100644
--- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/JvmPauseMonitor.java
+++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/JvmPauseMonitor.java
@@ -106,7 +106,7 @@ public boolean isStarted() {
     return monitorThread != null;
   }
 
-  public long getNumGcWarnThreadholdExceeded() {
+  public long getNumGcWarnThresholdExceeded() {
     return numGcWarnThresholdExceeded;
   }