HADOOP-9253. Capture ulimit info in the logs at service start time. Contributed by Arpit Gupta.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1443517 13f79535-47bb-0310-9956-ffa450edef68
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@ -348,6 +348,8 @@ Release 2.0.4-beta - UNRELEASED
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HADOOP-9283. Add support for running the Hadoop client on AIX. (atm)
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IMPROVEMENTS
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HADOOP-9253. Capture ulimit info in the logs at service start time.
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(Arpit Gupta via suresh)
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OPTIMIZATIONS
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@ -83,7 +83,8 @@ fi
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if [ "$command" == "datanode" ] && [ "$EUID" -eq 0 ] && [ -n "$HADOOP_SECURE_DN_USER" ]; then
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export HADOOP_PID_DIR=$HADOOP_SECURE_DN_PID_DIR
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export HADOOP_LOG_DIR=$HADOOP_SECURE_DN_LOG_DIR
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export HADOOP_IDENT_STRING=$HADOOP_SECURE_DN_USER
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export HADOOP_IDENT_STRING=$HADOOP_SECURE_DN_USER
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starting_secure_dn="true"
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fi
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if [ "$HADOOP_IDENT_STRING" = "" ]; then
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@ -154,7 +155,17 @@ case $startStop in
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;;
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esac
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echo $! > $pid
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sleep 1; head "$log"
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sleep 1
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# capture the ulimit output
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if [ "true" = "$starting_secure_dn" ]; then
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echo "ulimit -a for secure datanode user $HADOOP_SECURE_DN_USER" >> $log
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# capture the ulimit info for the appropriate user
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su --shell=/bin/bash $HADOOP_SECURE_DN_USER -c 'ulimit -a' >> $log 2>&1
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else
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echo "ulimit -a for user $USER" >> $log
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ulimit -a >> $log 2>&1
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fi
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head -30 "$log"
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sleep 3;
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if ! ps -p $! > /dev/null ; then
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exit 1
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@ -123,7 +123,11 @@ case $startStop in
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cd "$HADOOP_YARN_HOME"
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nohup nice -n $YARN_NICENESS "$HADOOP_YARN_HOME"/bin/yarn --config $YARN_CONF_DIR $command "$@" > "$log" 2>&1 < /dev/null &
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echo $! > $pid
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sleep 1; head "$log"
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sleep 1
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# capture the ulimit output
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echo "ulimit -a" >> $log
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ulimit -a >> $log 2>&1
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head -30 "$log"
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;;
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(stop)
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