SERVICE=$3
CLIENT_SCRIPT="client_timed.sh"
rm -f *.time
-export TMP_DIR=run_`date +"%Y%m%d_%H%M%S"`/
-mkdir ${TMP_DIR}
+if [ "$TMP_DIR" == "" ] ; then
+ export TMP_DIR=run_`date +"%Y%m%d_%H%M%S"`/
+fi
+mkdir -p ${TMP_DIR}
rm -f latest
ln -s ${TMP_DIR} latest
while test $r -lt $ROUNDS; do