Details
Description
this bug is similiar to https://issues.cloudera.org/browse/DISTRO-54 (which applies to CDH3u2)
In /etc/init.d/hadoop-hdfs-namenode, it says: PIDFILE="/var/run/hadoop-hdfs/hadoop-hdfs-namenode.pid"
However in /usr/lib/hadoop/sbin/hadoop-daemon.sh, it says: pid=$HADOOP_PID_DIR/hadoop-$HADOOP_IDENT_STRING-$command.pid
They should both honour $HADOOP_PID_DIR