oprofile-top.py revision 2665:a124942bacb8 
1#! /usr/bin/env python
2
3# Copyright (c) 2005 The Regents of The University of Michigan
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions are
8# met: redistributions of source code must retain the above copyright
9# notice, this list of conditions and the following disclaimer;
10# redistributions in binary form must reproduce the above copyright
11# notice, this list of conditions and the following disclaimer in the
12# documentation and/or other materials provided with the distribution;
13# neither the name of the copyright holders nor the names of its
14# contributors may be used to endorse or promote products derived from
15# this software without specific prior written permission.
16#
17# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
21# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28#
29# Authors: Ali Saidi
30#          Nathan Binkert
31
32# Parse sampled function profile output (quick hack).
33
34import sys
35import re
36import getopt
37from categories import *
38
39def category(app,sym):
40    if re.search("vmlinux-2.6", app):
41        name = sym
42    else:
43        name = app
44
45    if categories.has_key(name):
46        return categories[name]
47    for regexp, cat in categories_re:
48        if regexp.match(name):
49            return cat
50    print "no match for symbol %s" % name
51    return 'other'
52
53try:
54   (opts, files) = getopt.getopt(sys.argv[1:], 'i')
55except getopt.GetoptError:
56        print "usage", sys.argv[0], "[-i] <files>"
57        sys.exit(2)
58
59showidle = True
60
61for o,v in opts:
62    if o == "-i":
63        showidle = False
64print files
65f = open(files.pop())
66total = 0
67prof = {}
68linenum  = 0
69for line in f.readlines():
70    line = re.sub("\(no symbols\)", "nosym", line)
71    line = re.sub("anonymous.*", "nosym", line)
72    linenum += 1
73    if linenum < 4:
74        continue
75    (count, percent, app, sym) = line.split()
76    #total += int(count)
77    cat = category(app,sym)
78    if cat != 'idle' or showidle:
79      total += int(count)
80      prof[cat] = prof.get(cat,0) + int(count)
81
82cats = ['other', 'user', 'copy', 'bufmgt', 'stack', 'driver', 'interrupt', 'alignment' ]
83
84if showidle:
85   cats.insert(0,'idle')
86
87#syms = [(i[1], i[0]) for i in prof.items()]
88#syms.sort()
89#for i in range(len(syms)):
90#    print "%s -- %5.1f%% " % (prof[i][1], 100 * float(prof[i][0])/float(total))
91
92for d in cats:
93    if prof.has_key(d):
94        print "%s -- %5.1f%% " % (d, 100 * float(prof[d])/float(total))
95
96