#!/bin/sh
# Created by Chifeng Qu<chifeng@gmail.com>
# Mon Dec 29 12:02:14 CST 2008
#
# xargs: A single arg was greater than the max arglist size of 2048 characters
#

usage() {
        echo "Usage: $0 Path"
}

if [ $# -eq 0 ];then
    usage
    exit
fi

find $1 -type f 2>/dev/null | xargs ls -l | awk '{(total+=$5)};END{print "Total(MB):" total/1048576 }'