1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
|
#!/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.
"""
Print detailed information about a process.
Author: Giampaolo Rodola' <g.rodola@gmail.com>
$ python examples/process_detail.py
pid 820
name python
exe /usr/bin/python2.7
parent 29613 (bash)
cmdline python examples/process_detail.py
started 2014-41-27 03:41
user giampaolo
uids real=1000, effective=1000, saved=1000
gids real=1000, effective=1000, saved=1000
terminal /dev/pts/17
cwd /ssd/svn/psutil
memory 0.1% (resident=10.6M, virtual=58.5M)
cpu 0.0% (user=0.09, system=0.0)
status running
niceness 0
num threads 1
I/O bytes-read=0B, bytes-written=0B
open files
running threads id=820, user-time=0.09, sys-time=0.0
"""
import datetime
import os
import socket
import sys
import psutil
POSIX = os.name == 'posix'
def convert_bytes(n):
symbols = ('K', 'M', 'G', 'T', 'P', 'E', 'Z', 'Y')
prefix = {}
for i, s in enumerate(symbols):
prefix[s] = 1 << (i + 1) * 10
for s in reversed(symbols):
if n >= prefix[s]:
value = float(n) / prefix[s]
return '%.1f%s' % (value, s)
return "%sB" % n
def print_(a, b):
if sys.stdout.isatty() and POSIX:
fmt = '\x1b[1;32m%-17s\x1b[0m %s' % (a, b)
else:
fmt = '%-15s %s' % (a, b)
# python 2/3 compatibility layer
sys.stdout.write(fmt + '\n')
sys.stdout.flush()
def run(pid):
ACCESS_DENIED = ''
try:
p = psutil.Process(pid)
pinfo = p.as_dict(ad_value=ACCESS_DENIED)
except psutil.NoSuchProcess:
sys.exit(str(sys.exc_info()[1]))
try:
parent = p.parent()
if parent:
parent = '(%s)' % parent.name()
else:
parent = ''
except psutil.Error:
parent = ''
started = datetime.datetime.fromtimestamp(
pinfo['create_time']).strftime('%Y-%M-%d %H:%M')
io = pinfo.get('io_counters', ACCESS_DENIED)
mem = '%s%% (resident=%s, virtual=%s) ' % (
round(pinfo['memory_percent'], 1),
convert_bytes(pinfo['memory_info'].rss),
convert_bytes(pinfo['memory_info'].vms))
children = p.children()
print_('pid', pinfo['pid'])
print_('name', pinfo['name'])
print_('exe', pinfo['exe'])
print_('parent', '%s %s' % (pinfo['ppid'], parent))
print_('cmdline', ' '.join(pinfo['cmdline']))
print_('started', started)
print_('user', pinfo['username'])
if POSIX and pinfo['uids'] and pinfo['gids']:
print_('uids', 'real=%s, effective=%s, saved=%s' % pinfo['uids'])
if POSIX and pinfo['gids']:
print_('gids', 'real=%s, effective=%s, saved=%s' % pinfo['gids'])
if POSIX:
print_('terminal', pinfo['terminal'] or '')
if hasattr(p, 'getcwd'):
print_('cwd', pinfo['cwd'])
print_('memory', mem)
print_('cpu', '%s%% (user=%s, system=%s)' % (
pinfo['cpu_percent'],
getattr(pinfo['cpu_times'], 'user', '?'),
getattr(pinfo['cpu_times'], 'system', '?')))
print_('status', pinfo['status'])
print_('niceness', pinfo['nice'])
print_('num threads', pinfo['num_threads'])
if io != ACCESS_DENIED:
print_('I/O', 'bytes-read=%s, bytes-written=%s' % (
convert_bytes(io.read_bytes),
convert_bytes(io.write_bytes)))
if children:
print_('children', '')
for child in children:
print_('', 'pid=%s name=%s' % (child.pid, child.name()))
if pinfo['open_files'] != ACCESS_DENIED:
print_('open files', '')
for file in pinfo['open_files']:
print_('', 'fd=%s %s ' % (file.fd, file.path))
if pinfo['threads']:
print_('running threads', '')
for thread in pinfo['threads']:
print_('', 'id=%s, user-time=%s, sys-time=%s' % (
thread.id, thread.user_time, thread.system_time))
if pinfo['connections'] not in (ACCESS_DENIED, []):
print_('open connections', '')
for conn in pinfo['connections']:
if conn.type == socket.SOCK_STREAM:
type = 'TCP'
elif conn.type == socket.SOCK_DGRAM:
type = 'UDP'
else:
type = 'UNIX'
lip, lport = conn.laddr
if not conn.raddr:
rip, rport = '*', '*'
else:
rip, rport = conn.raddr
print_('', '%s:%s -> %s:%s type=%s status=%s' % (
lip, lport, rip, rport, type, conn.status))
def main(argv=None):
if argv is None:
argv = sys.argv
if len(argv) == 1:
sys.exit(run(os.getpid()))
elif len(argv) == 2:
sys.exit(run(int(argv[1])))
else:
sys.exit('usage: %s [pid]' % __file__)
if __name__ == '__main__':
sys.exit(main())
|
