#!/usr/bin/env python # Copyright (c) 2009, Giampaolo Rodola'. All rights reserved. # Use of this source code is governed by a BSD-style license that can be # found in the LICENSE file. """ A clone of 'pmap' utility on Linux, 'vmmap' on OSX and 'procstat -v' on BSD. Report memory map of a process. $ python examples/pmap.py 32402 pid=32402, name=hg Address RSS Mode Mapping 0000000000400000 1200K r-xp /usr/bin/python2.7 0000000000838000 4K r--p /usr/bin/python2.7 0000000000839000 304K rw-p /usr/bin/python2.7 00000000008ae000 68K rw-p [anon] 000000000275e000 5396K rw-p [heap] 00002b29bb1e0000 124K r-xp /lib/x86_64-linux-gnu/ld-2.17.so 00002b29bb203000 8K rw-p [anon] 00002b29bb220000 528K rw-p [anon] 00002b29bb2d8000 768K rw-p [anon] 00002b29bb402000 4K r--p /lib/x86_64-linux-gnu/ld-2.17.so 00002b29bb403000 8K rw-p /lib/x86_64-linux-gnu/ld-2.17.so 00002b29bb405000 60K r-xp /lib/x86_64-linux-gnu/libpthread-2.17.so 00002b29bb41d000 0K ---p /lib/x86_64-linux-gnu/libpthread-2.17.so 00007fff94be6000 48K rw-p [stack] 00007fff94dd1000 4K r-xp [vdso] ffffffffff600000 0K r-xp [vsyscall] ... """ import sys import psutil def main(): if len(sys.argv) != 2: sys.exit('usage: pmap <pid>') p = psutil.Process(int(sys.argv[1])) print("pid=%s, name=%s" % (p.pid, p.name())) templ = "%-16s %10s %-7s %s" print(templ % ("Address", "RSS", "Mode", "Mapping")) total_rss = 0 for m in p.memory_maps(grouped=False): total_rss += m.rss print(templ % ( m.addr.split('-')[0].zfill(16), str(m.rss / 1024) + 'K', m.perms, m.path)) print("-" * 33) print(templ % ("Total", str(total_rss / 1024) + 'K', '', '')) if __name__ == '__main__': main()