mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
c60d8df5e4
Archive obtained from https://psutil.googlecode.com/files/psutil-1.0.1.tar.gz and extracted over existing source code without modifications.
145 lines
3.8 KiB
Python
Executable File
145 lines
3.8 KiB
Python
Executable File
#!/usr/bin/env python
|
|
#
|
|
# $Id: iotop.py 1160 2011-10-14 18:50:36Z g.rodola@gmail.com $
|
|
#
|
|
# 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.
|
|
|
|
"""
|
|
Shows real-time network statistics.
|
|
|
|
Author: Giampaolo Rodola' <g.rodola@gmail.com>
|
|
"""
|
|
|
|
import sys
|
|
import os
|
|
if os.name != 'posix':
|
|
sys.exit('platform not supported')
|
|
import curses
|
|
import atexit
|
|
import time
|
|
|
|
import psutil
|
|
|
|
|
|
# --- curses stuff
|
|
def tear_down():
|
|
win.keypad(0)
|
|
curses.nocbreak()
|
|
curses.echo()
|
|
curses.endwin()
|
|
|
|
win = curses.initscr()
|
|
atexit.register(tear_down)
|
|
curses.endwin()
|
|
lineno = 0
|
|
|
|
def print_line(line, highlight=False):
|
|
"""A thin wrapper around curses's addstr()."""
|
|
global lineno
|
|
try:
|
|
if highlight:
|
|
line += " " * (win.getmaxyx()[1] - len(line))
|
|
win.addstr(lineno, 0, line, curses.A_REVERSE)
|
|
else:
|
|
win.addstr(lineno, 0, line, 0)
|
|
except curses.error:
|
|
lineno = 0
|
|
win.refresh()
|
|
raise
|
|
else:
|
|
lineno += 1
|
|
# --- curses stuff
|
|
|
|
|
|
def bytes2human(n):
|
|
"""
|
|
>>> bytes2human(10000)
|
|
'9.8 K'
|
|
>>> bytes2human(100001221)
|
|
'95.4 M'
|
|
"""
|
|
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 '%.2f %s' % (value, s)
|
|
return '%.2f B' % (n)
|
|
|
|
def poll(interval):
|
|
"""Retrieve raw stats within an interval window."""
|
|
tot_before = psutil.net_io_counters()
|
|
pnic_before = psutil.net_io_counters(pernic=True)
|
|
# sleep some time
|
|
time.sleep(interval)
|
|
tot_after = psutil.net_io_counters()
|
|
pnic_after = psutil.net_io_counters(pernic=True)
|
|
return (tot_before, tot_after, pnic_before, pnic_after)
|
|
|
|
|
|
def refresh_window(tot_before, tot_after, pnic_before, pnic_after):
|
|
"""Print stats on screen."""
|
|
global lineno
|
|
|
|
# totals
|
|
print_line("total bytes: sent: %-10s received: %s" \
|
|
% (bytes2human(tot_after.bytes_sent),
|
|
bytes2human(tot_after.bytes_recv))
|
|
)
|
|
print_line("total packets: sent: %-10s received: %s" \
|
|
% (tot_after.packets_sent, tot_after.packets_recv)
|
|
)
|
|
|
|
|
|
# per-network interface details: let's sort network interfaces so
|
|
# that the ones which generated more traffic are shown first
|
|
print_line("")
|
|
nic_names = list(pnic_after.keys())
|
|
nic_names.sort(key=lambda x: sum(pnic_after[x]), reverse=True)
|
|
for name in nic_names:
|
|
stats_before = pnic_before[name]
|
|
stats_after = pnic_after[name]
|
|
templ = "%-15s %15s %15s"
|
|
print_line(templ % (name, "TOTAL", "PER-SEC"), highlight=True)
|
|
print_line(templ % (
|
|
"bytes-sent",
|
|
bytes2human(stats_after.bytes_sent),
|
|
bytes2human(stats_after.bytes_sent - stats_before.bytes_sent) + '/s',
|
|
))
|
|
print_line(templ % (
|
|
"bytes-recv",
|
|
bytes2human(stats_after.bytes_recv),
|
|
bytes2human(stats_after.bytes_recv - stats_before.bytes_recv) + '/s',
|
|
))
|
|
print_line(templ % (
|
|
"pkts-sent",
|
|
stats_after.packets_sent,
|
|
stats_after.packets_sent - stats_before.packets_sent,
|
|
))
|
|
print_line(templ % (
|
|
"pkts-recv",
|
|
stats_after.packets_recv,
|
|
stats_after.packets_recv - stats_before.packets_recv,
|
|
))
|
|
print_line("")
|
|
win.refresh()
|
|
lineno = 0
|
|
|
|
|
|
def main():
|
|
try:
|
|
interval = 0
|
|
while 1:
|
|
args = poll(interval)
|
|
refresh_window(*args)
|
|
interval = 1
|
|
except (KeyboardInterrupt, SystemExit):
|
|
pass
|
|
|
|
if __name__ == '__main__':
|
|
main()
|