better docs for slurm-random

anduril/slurm-random

@@ -13,9 +13,9 @@ JOBROOT="$HOME/.srun"
 
 if [ "$1" == "-h" ]
 then echo -ne '
-This tools selects the lowest cpu allocated node for slurm run.
+This tool selects a random node for slurm run.
 Use it with anduril:  --exec-mode prefix --prefix '$( basename $0 )'
-To change the list of nodes (preferred order):
+To change the list of nodes for randomization:
 export ANDURIL_NODELIST="vm3 vm4 vm5"
 
 Current nodelist: "'${NODELIST[@]}'"'"( ${#NODELIST[@]} nodes)\n"