HADOOP-14781. Clarify that HADOOP_CONF_DIR shouldn't actually be set in hadoop-env.sh
Signed-off-by: Andrew Wang <wang@apache.org>
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@ -58,10 +58,13 @@
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# export HADOOP_HOME=
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# Location of Hadoop's configuration information. i.e., where this
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# file is probably living. Many sites will also set this in the
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# same location where JAVA_HOME is defined. If this is not defined
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# Hadoop will attempt to locate it based upon its execution
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# path.
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# file is living. If this is not defined, Hadoop will attempt to
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# locate it based upon its execution path.
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#
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# NOTE: It is recommend that this variable not be set here but in
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# /etc/profile.d or equivalent. Some options (such as
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# --config) may react strangely otherwise.
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#
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# export HADOOP_CONF_DIR=${HADOOP_HOME}/etc/hadoop
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# The maximum amount of heap to use (Java -Xmx). If no unit
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