linux下应用程序/proc/pid/maps文件python

#coding:utf-8

__author__ = 'zhangxd18'

import sys

import os

import string

if "__main__" == __name__:

    if sys.argv < 2:

        sys.exit(-1)

    map_file = sys.argv[1]

    total_size = 0

    with open(map_file) as f:

        lines = f.readlines()

        for i, line in enumerate(lines):

            tmp_data = line.split("-", 2)

            start_str = tmp_data[0]

            end_str = tmp_data[1].split(" ", 2)[0]

            start = string.atoi("0x" + start_str, 0)

            end = string.atoi("0x" + end_str, 0)

            #size = long(start, 0) - long(end, 0)

            size = end - start

            total_size = total_size + size

            print line

            print "-------- 0x%x 0x%x, %d Byte, %f KB, %f MB\n\n"%(start, end, size, size/1024.0, size/1024.0/1024.0)

        print ("total_size %d Byte, %f KB, %f MB\n\n"%(total_size, total_size/1024.0, total_size/1024.0/1024.0))