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HADOOP-9253. Capture ulimit info in the logs at service start time. Contributed by Arpit Gupta.

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git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1443517 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Suresh Srinivas 2013-02-07 14:52:58 +00:00
parent 35832053bf
commit 54a9c6f964
3 changed files with 20 additions and 3 deletions
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2
hadoop-common-project/hadoop-common/CHANGES.txt
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@ -348,6 +348,8 @@ Release 2.0.4-beta - UNRELEASED
HADOOP-9283. Add support for running the Hadoop client on AIX. (atm)
IMPROVEMENTS
HADOOP-9253. Capture ulimit info in the logs at service start time.
(Arpit Gupta via suresh)
OPTIMIZATIONS

15
hadoop-common-project/hadoop-common/src/main/bin/hadoop-daemon.sh
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@ -83,7 +83,8 @@ fi
if [ "$command" == "datanode" ] && [ "$EUID" -eq 0 ] && [ -n "$HADOOP_SECURE_DN_USER" ]; then
export HADOOP_PID_DIR=$HADOOP_SECURE_DN_PID_DIR
export HADOOP_LOG_DIR=$HADOOP_SECURE_DN_LOG_DIR
export HADOOP_IDENT_STRING=$HADOOP_SECURE_DN_USER
export HADOOP_IDENT_STRING=$HADOOP_SECURE_DN_USER
starting_secure_dn="true"
fi
if [ "$HADOOP_IDENT_STRING" = "" ]; then
@ -154,7 +155,17 @@ case $startStop in
;;
esac
echo $! > $pid
sleep 1; head "$log"
sleep 1
# capture the ulimit output
if [ "true" = "$starting_secure_dn" ]; then
echo "ulimit -a for secure datanode user $HADOOP_SECURE_DN_USER" >> $log
# capture the ulimit info for the appropriate user
su --shell=/bin/bash $HADOOP_SECURE_DN_USER -c 'ulimit -a' >> $log 2>&1
else
echo "ulimit -a for user $USER" >> $log
ulimit -a >> $log 2>&1
fi
head -30 "$log"
sleep 3;
if ! ps -p $! > /dev/null ; then
exit 1

6
hadoop-yarn-project/hadoop-yarn/bin/yarn-daemon.sh
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@ -123,7 +123,11 @@ case $startStop in
cd "$HADOOP_YARN_HOME"
nohup nice -n $YARN_NICENESS "$HADOOP_YARN_HOME"/bin/yarn --config $YARN_CONF_DIR $command "$@" > "$log" 2>&1 < /dev/null &
echo $! > $pid
sleep 1; head "$log"
sleep 1
# capture the ulimit output
echo "ulimit -a" >> $log
ulimit -a >> $log 2>&1
head -30 "$log"
;;
(stop)