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-rwxr-xr-xpython/psutil/examples/process_detail.py167
1 files changed, 167 insertions, 0 deletions
diff --git a/python/psutil/examples/process_detail.py b/python/psutil/examples/process_detail.py
new file mode 100755
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+++ b/python/psutil/examples/process_detail.py
@@ -0,0 +1,167 @@
+#!/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 as err:
+ sys.exit(str(err))
+
+ try:
+ parent = p.parent()
+ if parent:
+ parent = '(%s)' % parent.name()
+ else:
+ parent = ''
+ except psutil.Error:
+ parent = ''
+ if pinfo['create_time'] != ACCESS_DENIED:
+ started = datetime.datetime.fromtimestamp(
+ pinfo['create_time']).strftime('%Y-%m-%d %H:%M')
+ else:
+ started = ACCESS_DENIED
+ io = pinfo.get('io_counters', ACCESS_DENIED)
+ if pinfo['memory_info'] != 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))
+ else:
+ mem = ACCESS_DENIED
+ 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 '')
+ 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())