clear unset bit
diff --git a/genomix/genomix-data/target/classes/scripts/stopnc.sh b/genomix/genomix-data/target/classes/scripts/stopnc.sh
new file mode 100644
index 0000000..3928bb7
--- /dev/null
+++ b/genomix/genomix-data/target/classes/scripts/stopnc.sh
@@ -0,0 +1,23 @@
+hostname
+. conf/cluster.properties
+
+#Kill process
+PID=`ps -ef|grep ${USER}|grep java|grep 'Dapp.name=hyracksnc'|awk '{print $2}'`
+
+if [ "$PID" == "" ]; then
+ USERID=`id | sed 's/^uid=//;s/(.*$//'`
+ PID=`ps -ef|grep ${USERID}|grep java|grep 'Dapp.name=hyracksnc'|awk '{print $2}'`
+fi
+
+echo $PID
+[ "$PID" != "" ] && kill -9 $PID
+
+#Clean up I/O working dir
+io_dirs=$(echo $IO_DIRS | tr "," "\n")
+for io_dir in $io_dirs
+do
+ rm -rf $io_dir/*
+done
+
+#Clean up NC temp dir
+rm -rf $NCTMP_DIR/*