local space=$(df -P $SMBCLIMNTPT | tail -n 1 | awk '{ print $4 }')
[ $space -lt $((size * nclients)) ] && size=$((space * 3 / 4 / nclients))
+ check_set_fallocate
+
local cmd="$FSX -c 50 -p 500 -S $seed -P $TMP -l $size -N $numop "
echo "Using: $cmd"