From 4a7011a45f5ede25d0e07ee3bde60d1b41ec24e9 Mon Sep 17 00:00:00 2001
From: Sangjin Lee <sjlee@apache.org>
Date: Thu, 19 May 2016 15:40:15 -0700
Subject: [PATCH] YARN-5096 addendum. Turned another logging statement to
 debug. Contributed by Sangjin Lee.

---
 .../server/timelineservice/storage/common/ColumnHelper.java   | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/common/ColumnHelper.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/common/ColumnHelper.java
index dff677bfde..759bf27f55 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/common/ColumnHelper.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/common/ColumnHelper.java
@@ -258,7 +258,9 @@ public class ColumnHelper<T> {
 
           String columnName = null;
           if (columnPrefixBytes == null) {
-            LOG.info("null prefix was specified; returning all columns");
+            if (LOG.isDebugEnabled()) {
+              LOG.debug("null prefix was specified; returning all columns");
+            }
             // Decode the spaces we encoded in the column name.
             columnName = Separator.decode(columnKey, Separator.SPACE);
           } else {