From 27359b713982b480d456067e4a71bf0c4ffb1df2 Mon Sep 17 00:00:00 2001 From: Allen Wittenauer Date: Tue, 29 Aug 2017 10:10:56 -0700 Subject: [PATCH] HADOOP-14781. Clarify that HADOOP_CONF_DIR shouldn't actually be set in hadoop-env.sh Signed-off-by: Andrew Wang --- .../hadoop-common/src/main/conf/hadoop-env.sh | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/hadoop-common-project/hadoop-common/src/main/conf/hadoop-env.sh b/hadoop-common-project/hadoop-common/src/main/conf/hadoop-env.sh index fbc7bc3d3b..bef4dab96d 100644 --- a/hadoop-common-project/hadoop-common/src/main/conf/hadoop-env.sh +++ b/hadoop-common-project/hadoop-common/src/main/conf/hadoop-env.sh @@ -58,10 +58,13 @@ # export HADOOP_HOME= # Location of Hadoop's configuration information. i.e., where this -# file is probably living. Many sites will also set this in the -# same location where JAVA_HOME is defined. If this is not defined -# Hadoop will attempt to locate it based upon its execution -# path. +# file is living. If this is not defined, Hadoop will attempt to +# locate it based upon its execution path. +# +# NOTE: It is recommend that this variable not be set here but in +# /etc/profile.d or equivalent. Some options (such as +# --config) may react strangely otherwise. +# # export HADOOP_CONF_DIR=${HADOOP_HOME}/etc/hadoop # The maximum amount of heap to use (Java -Xmx). If no unit