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# Parse sampled function profile output (quick hack).
30
31import sys
32import re
33import getopt
34from categories import *
35
36def category(app,sym):
37 if re.search("vmlinux-2.6", app):
38 name = sym
39 else:
40 name = app
41
42 if categories.has_key(name):
43 return categories[name]
44 for regexp, cat in categories_re:
45 if regexp.match(name):
46 return cat
47 print "no match for symbol %s" % name
48 return 'other'
49
50try:
51 (opts, files) = getopt.getopt(sys.argv[1:], 'i')
52except getopt.GetoptError:
53 print "usage", sys.argv[0], "[-i] <files>"
54 sys.exit(2)
55
56showidle = True
57
58for o,v in opts:
59 if o == "-i":
60 showidle = False
61print files
62f = open(files.pop())
63total = 0
64prof = {}
65linenum = 0
66for line in f.readlines():
67 line = re.sub("\(no symbols\)", "nosym", line)
68 line = re.sub("anonymous.*", "nosym", line)
69 linenum += 1
70 if linenum < 4:
71 continue
72 (count, percent, app, sym) = line.split()
73 #total += int(count)
74 cat = category(app,sym)
75 if cat != 'idle' or showidle:
76 total += int(count)
77 prof[cat] = prof.get(cat,0) + int(count)
78
79cats = ['other', 'user', 'copy', 'bufmgt', 'stack', 'driver', 'interrupt', 'alignment' ]
80
81if showidle:
82 cats.insert(0,'idle')
83
84#syms = [(i[1], i[0]) for i in prof.items()]
85#syms.sort()
86#for i in range(len(syms)):
87# print "%s -- %5.1f%% " % (prof[i][1], 100 * float(prof[i][0])/float(total))
88
89for d in cats:
90 if prof.has_key(d):
91 print "%s -- %5.1f%% " % (d, 100 * float(prof[d])/float(total))
92